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Conference Abstracts



2017


2016

  • "Turbulence Ahead! How Climate Change Will Affect Air Travel (Invited)"
    Williams, P. D., American Geophysical Union Fall Meeting, San Francisco, California, 2016.

  • "Using Music to Communicate Weather and Climate (Invited)"
    Williams, P. D., Aplin, K., Brown, S., Jenkins, K., Mander, S. and Walsh, C., American Geophysical Union Fall Meeting, San Francisco, California, 2016.

  • "Improved Climate Simulations through a Stochastic Parameterization of Ocean Eddies"
    Williams, P. D., Howe, N. J., Gregory, J. M., Smith, R. S. and Joshi, M. M., American Geophysical Union Fall Meeting, San Francisco, California, 2016.

  • "VolcLab: A balloon-borne instrument package to measure ash, gas, electrical, and turbulence properties of volcanic plumes"
    Airey, M. W., Harrison, R. G., Nicoll, K. A., Williams, P. D. and Marlton, G. J., Royal Meteorological Society Atmospheric Electricity Group Annual Wilson Meeting, University of Bath, 2016.

  • "How will climate change affect aviation?"
    Williams, P. D., Fifth Workshop on Aviation Meteorology, Jeju Island, South Korea, 2016.

  • "The impact of extreme events on air travel under climate change"
    Williams, P. D., Second General Assembly of the Maths Foresees EPSRC Network, University of Edinburgh, 2016.

  • "The dynamics of baroclinic zonal jets"
    Williams, P. D., Workshop on Turbulence and Waves in Flows Dominated by Rotation: Lessons from Geophysics and Perspectives in Space Physics and Astrophysics, National Center for Atmospheric Research, Colorado, USA, 2016.

  • "Transatlantic flight times and climate change"
    Williams, P. D., RMetS NCAS High Impact Weather and Climate Conference, Manchester, 2016.

  • "Achieving seventh-order amplitude accuracy in leapfrog integrations"
    Williams, P. D., Workshop on Numerical Analysis and Predictability of Fluid Motion, University of Pittsburgh, USA, 2016.

  • "Transatlantic flight times and climate change"
    Williams, P. D., Geophysical Research Abstracts, 18(2187), 2016, presented at European Geosciences Union General Assembly, Vienna.

  • "Improved Climate Simulations through a Stochastic Parameterization of Ocean Eddies"
    Williams, P. D., Howe, N. J., Gregory, J. M., Smith, R. S. and Joshi, M. M., Geophysical Research Abstracts, 18(2290), 2016, presented at European Geosciences Union General Assembly, Vienna.

  • "Solar radiation measurements from coordinated radiosonde flights during the 20th March 2015 solar eclipse"
    Harrison, R. G., Marlton, G., Williams, P. D. and Nicoll, K., Geophysical Research Abstracts, 18(13916), 2016, presented at European Geosciences Union General Assembly, Vienna.

  • "Transatlantic flight times and climate change"
    Williams, P. D., Workshop on the role of atmospheric circulation in regional climate change, University of Reading, 2016.

  • "Improved Climate Simulations through a Stochastic Representation of Ocean Eddies"
    Williams, P. D., Howe, N. J., Gregory, J. M., Smith, R. S. and Joshi, M. M., Ocean Sciences Meeting, New Orleans, Louisiana, 2016.


2015

  • "The Dynamics of Baroclinic Zonal Jets"
    Williams, P. D., American Geophysical Union Fall Meeting, San Francisco, California, 2015.

  • "Noise-induced regime transitions in atmospheric flow"
    Williams, P. D., Conference on Complex Systems: Complex Systems Digital Campus World e-Conference, Arizona, USA, 2015.

  • "Improved Climate Simulations through a Stochastic Representation of Ocean Eddies"
    Williams, P. D., Challenger Society Ocean Modelling Group Meeting, Corpus Christi College, Cambridge, UK, 2015.

  • "Noise-induced regime transitions in atmospheric flow"
    Williams, P. D., XXXV Dynamics Days Europe, Exeter, 2015.

  • "Balloon-borne accelerometer observations of atmospheric turbulence"
    Marlton, G. J., Harrison, R. G., Nicoll, K. A. and Williams, P. D., 15th European Meteorological Society Annual Meeting & 12th European Conference on Applications of Meteorology, Sofia, Bulgaria, 2015.

  • "Improved climate simulations through a stochastic representation of ocean eddies"
    Williams, P. D., Howe, N. J., Gregory, J. M., Smith, R. S., and Joshi, M. M., National Centre for Atmospheric Science Annual Conference, York, UK, 2015.

  • "A comparison of turbulence measurements made by modified radiosondes and MST radar in the free atmosphere"
    Marlton, G. J., Hooper, D., Harrison, R. G., Lee, C., Nicoll, K. A. and Williams, P. D., National Centre for Atmospheric Science Annual Conference, York, UK, 2015.

  • "Achieving seventh-order amplitude accuracy in leapfrog integrations"
    Williams, P. D., CliMathNet Third Annual Meeting, University of Bath, 2015.

  • "The Dynamics of Baroclinic Zonal Jets"
    Williams, P. D., American Meteorological Society 20th Conference on Atmospheric and Oceanic Fluid Dynamics, Minneapolis, USA, 2015.

  • "Will Climate Change Increase Transatlantic Aviation Turbulence?"
    Williams, P. D. and Joshi, M. M., American Meteorological Society 20th Conference on Atmospheric and Oceanic Fluid Dynamics, Minneapolis, USA, 2015.

  • "Extremes in atmospheric turbulence: response to climate change"
    Williams, P. D., First General Assembly of the Maths Foresees EPSRC Network, University of Leeds, 2015.

  • "The dynamics of baroclinic zonal jets"
    Williams, P. D., Geophysical Research Abstracts, 17(2678), 2015, presented at European Geosciences Union General Assembly, Vienna.

  • "Achieving seventh-order amplitude accuracy in leapfrog integrations"
    Williams, P. D., Geophysical Research Abstracts, 17(2680), 2015, presented at European Geosciences Union General Assembly, Vienna.

  • "Communicating meteorology through popular music"
    Brown, S., Aplin, K., Jenkins, K., Mander, S., Walsh, C. and Williams, P. D., Geophysical Research Abstracts, 17(9938), 2015, presented at European Geosciences Union General Assembly, Vienna.

  • "Regime transitions in the atmosphere: insights from laboratory experiments"
    Williams, P. D., Conference on Complex Networks and Climate Variability, Vienna, Austria, 2015.

  • "Variability of Turbulence Potentials along the Trans-Atlantic Wind-Optimal Flight Route"
    Kim, J.-H., Chan, W. N., Sridhar, B., Sharman, R. D. and Williams, P. D., American Meteorological Society 95th Annual Meeting: 17th Conference on Aviation, Range, and Aerospace Meteorology, Phoenix, Arizona, 2015.


2014

  • "Climatic Impacts of a Stochastic Parameterization of Air–Sea Fluxes"
    Williams, P. D., American Geophysical Union Fall Meeting, San Francisco, California, 2014.

  • "Achieving Seventh-Order Amplitude Accuracy in Leapfrog Integrations"
    Williams, P. D., American Geophysical Union Fall Meeting, San Francisco, California, 2014.

  • "Stochastic Ocean Eddy Perturbations in a Coupled General Circulation Model"
    Howe, N. J., Williams, P. D., Gregory, J. M. and Smith, R. S., American Geophysical Union Fall Meeting, San Francisco, California, 2014.

  • "Clear-air turbulence in a changing climate"
    Williams, P. D., Fourth Workshop on Aviation Meteorology, Yonsei University, Seoul, South Korea, 2014.

  • "Will flights get bumpier because of climate change?"
    Williams, P. D. and Joshi, M. M., 14th European Meteorological Society Annual Meeting & 10th European Conference on Applied Climatology, Prague, Czech Republic, 2014.

  • "Achieving seventh-order amplitude accuracy in leapfrog integrations"
    Williams, P. D., 14th European Meteorological Society Annual Meeting & 10th European Conference on Applied Climatology, Prague, Czech Republic, 2014.

  • "Zonal jet formation in numerical simulations of a large rotating annulus experiment"
    Williams, P. D. and Kelsall, C., 14th European Meteorological Society Annual Meeting & 10th European Conference on Applied Climatology, Prague, Czech Republic, 2014.

  • "Stochastic ocean eddy perturbations in a coupled general circulation model"
    Howe, N. J., Williams, P. D., Gregory, J. M. and Smith, R. S., Challenger Society for Marine Science Conference, Plymouth University, 2014.

  • "Will climate change increase transatlantic aviation turbulence?"
    Williams, P. D. and Joshi, M. M., World Weather Open Science Conference, Montréal, Canada, 2014.

  • "Achieving seventh-order amplitude accuracy in leapfrog integrations"
    Williams, P. D., World Weather Open Science Conference, Montréal, Canada, 2014.

  • "Climatic impacts of a stochastic parameterization of air–sea fluxes"
    Williams, P. D., World Weather Open Science Conference, Montréal, Canada, 2014.

  • "Achieving seventh-order amplitude accuracy in leapfrog integrations"
    Williams, P. D., NCAS Science Conference, Bristol, 2014.

  • "The composite-tendency RAW filter in semi-implicit integrations"
    Amezcua, J. and Williams, P. D., Geophysical Research Abstracts, 16(2677), 2014, presented at European Geosciences Union General Assembly, Vienna.

  • "Turbulence detection using radiosondes: plugging the gaps in the observation of turbulence"
    Marlton, G. J., Harrison, R. G., Williams, P. D. and Nicoll, K. A., Geophysical Research Abstracts, 16(12392), 2014, presented at European Geosciences Union General Assembly, Vienna.

  • "Confronting reanalysis datasets with independent radiosonde observations"
    Marlton, G. J., Harrison, R. G., Williams, P. D. and Nicoll, K. A., Geophysical Research Abstracts, 16(12575), 2014, presented at European Geosciences Union General Assembly, Vienna.

  • "Zonal jet formation in numerical simulations of a large rotating annulus experiment"
    Williams, P. D. and Kelsall, C. W., presented at Eddy–Mean-Flow Interactions in Fluids, Kavli Institute for Theoretical Physics, University of California, Santa Barbara, 2014.

  • "Will flights get bumpier because of climate change?"
    Williams, P. D., presented at Royal Society Research Fellows Conference, The Royal Society, London, 2014.

  • "The effect of climate change on transatlantic aviation turbulence in the UTLS region"
    Williams, P. D. and Joshi, M. M., presented at SPARC General Assembly, Queenstown, New Zealand, 2014.


2013

  • "Will Climate Change Increase Transatlantic Aviation Turbulence?"
    Williams, P. D. and Joshi, M. M., Abstract A44C-07, presented at American Geophysical Union Fall Meeting, San Francisco, California, 2013.

  • "Testing the limits of quasi-geostrophic theory"
    Williams, P. D., Read, P. L. and Haine, T. W. N., Partial Differential Equations and Geophysical Fluid Dynamics workshop, Isaac Newton Institute for Mathematical Sciences, University of Cambridge, UK, 2013.

  • "Numerical simulations of banded jets in the laboratory"
    Williams, P. D., RIMS International Conference on Zonal Flows in Geophysical and Astrophysical Fluids, Kyoto, Japan, 2013.

  • "Achieving seventh-order amplitude accuracy in leapfrog integrations"
    Williams, P. D., EuroMech Colloquium 552: Modelling Atmospheric and Oceanic Flows: insights from laboratory experiments and numerical simulations, Berlin, 2013.

  • "Inertia–gravity waves in the rotating annulus"
    Williams, P. D., EuroMech Colloquium 552: Modelling Atmospheric and Oceanic Flows: insights from laboratory experiments and numerical simulations, Berlin, 2013.

  • "Climatic impacts of a stochastic parameterization of air–sea fluxes"
    Williams, P. D., Symposium on Stochastic Parameterisation in Weather and Climate Models, Meteorological Institute, University of Bonn, 2013.

  • "Will climate change increase transatlantic aviation turbulence?"
    Williams, P. D. and Joshi, M. M., 13th European Meteorological Society Annual Meeting & 11th European Conference on Applications of Meteorology, University of Reading, 2013.

  • "Achieving seventh-order amplitude accuracy in leapfrog integrations"
    Williams, P. D., 13th European Meteorological Society Annual Meeting & 11th European Conference on Applications of Meteorology, University of Reading, 2013.

  • "Climatic impacts of a stochastic parameterization of air–sea fluxes"
    Williams, P. D., 13th European Meteorological Society Annual Meeting & 11th European Conference on Applications of Meteorology, University of Reading, 2013.

  • "Turbulence detection using radiosondes: plugging the gaps in the observation of turbulence"
    Marlton, G. J., Harrison, R. G., Williams, P. D. and Nicoll, K. A., 13th European Meteorological Society Annual Meeting & 11th European Conference on Applications of Meteorology, University of Reading, 2013.

  • "Clear-Air Turbulence in a Changing World: New Results from Research and Operations"
    Knox, J. A., Williams, P. D. and Wilson, E. N., NCAR Aviation Turbulence Workshop, Boulder, 2013.

  • "Will climate change increase transatlantic aviation turbulence?"
    Williams, P. D. and Joshi, M. M., NCAS Staff Meeting, Birmingham, 2013.

  • "Comparison of weather-balloon observations of in-cloud and clear-air turbulence with model predictions"
    Marlton, G. J., Harrison, R. G., Williams, P. D. and Nicoll, K. A., presented at Workshop on Research Applications of High Resolution Radiosonde Data, Stony Brook University, New York, 2013.

  • "Will climate change increase transatlantic aviation turbulence?"
    Williams, P. D. and Joshi, M. M., Geophysical Research Abstracts, 15(1724), 2013, presented at European Geosciences Union General Assembly, Vienna.

  • "Achieving seventh-order amplitude accuracy in leapfrog integrations"
    Williams, P. D., Geophysical Research Abstracts, 15(1725), 2013, presented at European Geosciences Union General Assembly, Vienna.

  • "Climatic impacts of a stochastic parameterization of air–sea fluxes"
    Williams, P. D., Geophysical Research Abstracts, 15(1727), 2013, presented at European Geosciences Union General Assembly, Vienna.

  • "Climatic impacts of a stochastic parameterization of air–sea fluxes"
    Williams, P. D., presented at Workshop on Stochastic Modelling and Computing for Weather and Climate Prediction, Oriel College, Oxford, 2013.

  • "Intensification of Transatlantic Aviation Turbulence in Response to Anthropogenic Climate Change"
    Williams, P. D. and Joshi, M. M., presented at American Meteorological Society 93rd Annual Meeting: 16th Conference on Aviation, Range, and Aerospace Meteorology, Austin, Texas, 2013.

  • "A Simple Method for Improving the Time-Stepping Accuracy of Weather and Climate Models"
    Williams, P. D., presented at American Meteorological Society 93rd Annual Meeting: Special Symposium on Advancing Weather and Climate Forecasts: Innovative Techniques and Applications, Austin, Texas, 2013.

  • "Climatic impacts of a stochastic parameterization of air–sea fluxes"
    Williams, P. D., presented at American Meteorological Society 93rd Annual Meeting: 25th Conference on Climate Variability and Change, Austin, Texas, 2013.

  • "Three Centuries of Meteorological Phenomena Represented in Western Classical Orchestral Music"
    Aplin, K. A. and Williams, P. D., presented at American Meteorological Society 93rd Annual Meeting: 11th History Symposium, Austin, Texas, 2013.


2012

  • "Climatic impacts of a stochastic parameterization of air–sea fluxes (Invited)"
    Williams, P. D., Abstract NG44A-02, presented at American Geophysical Union Fall Meeting, San Francisco, California, 2012.

  • "A simple method for improving the time-stepping accuracy in atmosphere and ocean models"
    Williams, P. D., Abstract A53C-0161, presented at American Geophysical Union Fall Meeting, San Francisco, California, 2012.

  • "Meteorological phenomena in Western classical orchestral music"
    Williams, P. D. and Aplin, K. L., Abstract PA31A-1970, presented at American Geophysical Union Fall Meeting, San Francisco, California, 2012.

  • "A method for improving time-stepping numerics in NWP models"
    Williams, P. D., 12th European Meteorological Society Annual Meeting & 9th European Conference on Applied Climatology, Łódź, Poland, 2012.

  • "Climatic impacts of stochastic fluctuations in air–sea fluxes"
    Williams, P. D., 12th European Meteorological Society Annual Meeting & 9th European Conference on Applied Climatology, Łódź, Poland, 2012.

  • "A method for improving time-stepping numerics"
    Williams, P. D., Canadian Meteorological and Oceanographic Society 46th Congress, joint with American Meteorological Society 21st Conference on Numerical Weather Prediction and 25th Conference on Weather Analysis and Forecasting, Montréal, Canada, 2012.

  • "Climatic impacts of stochastic fluctuations in air–sea fluxes"
    Williams, P. D., Canadian Meteorological and Oceanographic Society 46th Congress, joint with American Meteorological Society 21st Conference on Numerical Weather Prediction and 25th Conference on Weather Analysis and Forecasting, Montréal, Canada, 2012.

  • "The role of mean ocean salinity in climate"
    Williams, P. D., Guilyardi, E., Madec, G., Gualdi, S. and Scoccimarro, E., Canadian Meteorological and Oceanographic Society 46th Congress, joint with American Meteorological Society 21st Conference on Numerical Weather Prediction and 25th Conference on Weather Analysis and Forecasting, Montréal, Canada, 2012.

  • "A method for improving time-stepping numerics"
    Williams, P. D., Geophysical Research Abstracts, 14(6090), 2012, presented at European Geosciences Union General Assembly, Vienna.


2011

  • "Stochastic effects in comprehensive climate models (invited)"
    Williams, P. D., Abstract NG52A-01, presented at American Geophysical Union Fall Meeting, San Francisco, California, 2011.

  • "The importance of time-stepping errors in ocean models"
    Williams, P. D., Abstract OS21A-1615, presented at American Geophysical Union Fall Meeting, San Francisco, California, 2011.

  • "Internal Inertio–Gravity Waves in the Laboratory: Mechanisms, Properties, and Impacts"
    Williams, P. D., Seventh International Symposium on Stratified Flows, Rome, Italy, 2011.

  • "The importance of numerical time-stepping errors"
    Williams, P. D., Workshop on Hierarchical Modeling of Climate, International Centre for Theoretical Physics, Trieste, Italy, 2011.

  • "Time-stepping errors in weather and climate models"
    Williams, P. D., Royal Meteorological Society Conference, University of Exeter, UK, 2011.

  • "A simple yet effective time-stepping improvement"
    Williams, P. D., American Meteorological Society 18th Conference on Atmospheric and Oceanic Fluid Dynamics, Spokane, Washington, USA, 2011.

  • "Testing the limits of quasi-geostrophic theory"
    Williams, P. D., Read, P. L. and Haine, T. W. N., American Meteorological Society 18th Conference on Atmospheric and Oceanic Fluid Dynamics, Spokane, Washington, USA, 2011.

  • "The RAW Filter: An Improvement to the Robert–Asselin Filter"
    Williams, P. D., 9th International Short-Range Numerical Weather Prediction (SRNWP) Workshop on Nonhydrostatic Modelling, Bad Orb, Germany, 2011.

  • "How to improve the leapfrog scheme in fluid models"
    Williams, P. D., Fourth meeting of the Wave–Flow Interactions Network, Cambridge, UK, 2011.

  • "Stochastic parameterizations in comprehensive climate models (solicited)"
    Williams, P. D., Geophysical Research Abstracts, 13(12459), 2011, presented at European Geosciences Union General Assembly, Vienna.

  • "Testing the limits of quasi-geostrophic theory"
    Williams, P. D., Read, P. L. and Haine, T. W. N., Geophysical Research Abstracts, 13(7931), 2011, presented at European Geosciences Union General Assembly, Vienna.

  • "The effects of the RAW filter on the climatology and forecast skill of the SPEEDY model"
    Amezcua, J., Kalnay, E. and Williams, P. D., Geophysical Research Abstracts, 13(7593), 2011, presented at European Geosciences Union General Assembly, Vienna.

  • "Gravity Waves in the Laboratory: Mechanisms, Properties, and Impacts"
    Williams, P. D., AGU Chapman Conference on Atmospheric Gravity Waves and Their Effects on General Circulation and Climate, Honolulu, Hawaii, 2011.

  • "Internal Waves Emitted from Balanced Flow: Observations, Properties, and Consequences"
    Williams, P. D., Conference on Geophysical and Astrophysical Internal Waves, École de Physique des Houches, Chamonix, France, 2011.


2010

  • "A new time-stepping method for regional climate models"
    Williams, P. D., Abstract A21G-0186, Fall Meeting Supplement, Eos, 91(52), 28 December 2010, presented at American Geophysical Union Fall Meeting, San Francisco, California.

  • "The importance of numerical time-stepping errors"
    Williams, P. D., Uncertainty in Climate Prediction: Models, Methods and Decision Support workshop, Isaac Newton Institute for Mathematical Sciences, University of Cambridge, UK, 2010.

  • "A simple time-stepping modification that could significantly improve ocean models"
    Williams, P. D., Challenger Society Ocean Modelling Group Meeting, National Oceanography Centre, Southampton, UK, 2010.

  • "The impacts of stochastic noise on climate models"
    Williams, P. D., Stochastic Methods in Climate Modelling workshop, Isaac Newton Institute for Mathematical Sciences, University of Cambridge, UK, 2010.

  • "A simple method to improve the time-stepping in atmosphere and ocean models"
    Williams, P. D., Oberwolfach Report 34/2010, pp 2091-2093, presented at Mathematisches Forschungsinstitut Oberwolfach workshop on Mathematical Theory and Modelling in Atmosphere–Ocean Science, Germany, 2010. doi:10.4171/OWR/2010/34

  • "Is the thermohaline circulation sensitive to mean ocean salinity?"
    Williams, P. D., Guilyardi, E., Madec, G., Gualdi, S. and Scoccimarro, E., RAPID Climate Change Annual Science Meeting, Met Office, Exeter, UK, 2010.

  • "A simple modification that could significantly improve GCM simulations"
    Williams, P. D., National Centre for Atmospheric Science Annual Conference, Manchester, UK, 2010.

  • "Testing the limits of quasi-geostrophic theory"
    Williams, P. D., Third meeting of the Wave–Flow Interactions Network, University of St Andrews, UK, 2010.

  • "Multiscale modelling of the climate system: Lessons from the laboratory (solicited)"
    Williams, P. D., Geophysical Research Abstracts, 12(439), 2010, presented at European Geosciences Union General Assembly, Vienna.

  • "A simple modification that could significantly improve ocean models"
    Williams, P. D., Geophysical Research Abstracts, 12(425), 2010, presented at European Geosciences Union General Assembly, Vienna.

  • "Testing the limits of quasi-geostrophic theory: application to observed laboratory flows outside the quasi-geostrophic regime"
    Williams, P. D., Read, P. L. and Haine, T. W. N., Geophysical Research Abstracts, 12(427), 2010, presented at European Geosciences Union General Assembly, Vienna.

  • "Is the climate sensitive to mean ocean salinity?"
    Williams, P. D., Guilyardi, E., Madec, G., Gualdi, S. and Scoccimarro, E., Geophysical Research Abstracts, 12(431), 2010, presented at European Geosciences Union General Assembly, Vienna.

  • "Quasi-geostrophic (QG) and non-QG equilibration of fully developed baroclinic instability"
    Simpson, J., Read, P., Moroz, I. and Williams, P. D., Geophysical Research Abstracts, 12(11883), 2010, presented at European Geosciences Union General Assembly, Vienna.

  • "Boundary-layer instability in the rotating thermal annulus"
    Jacoby, T. N. L., Read, P. L., Williams, P. D. and Young, R. M. B., Geophysical Research Abstracts, 12(10517), 2010, presented at European Geosciences Union General Assembly, Vienna.

  • "Severe high altitude aircraft turbulence on thunderstorm peripheries"
    McCann, D. W., Knox, J. A. and Williams, P. D., 14th American Meteorological Society Conference on Aviation, Range, and Aerospace Meteorology, Atlanta, Georgia, 2010.


2009

  • "Can loss of balance from mesoscale eddies adequately power deep ocean mixing?"
    Williams, P. D., Haine, T. W. N. and Read, P. L., Abstract OS22A-08, Fall Meeting Supplement, Eos, 90(52), 29 December 2009, presented at American Geophysical Union Fall Meeting, San Francisco, California.

  • "A new, simple, highly-accurate time-stepping method for weather and climate models"
    Williams, P. D., National Centre for Atmospheric Science Annual Conference, Oxford, 2009.

  • "A new method for forecasting clear-air turbulence"
    Williams, P. D., Knox, J. A. and McCann, D. W., National Centre for Atmospheric Science Annual Conference, Oxford, 2009.

  • "A proposed modification to the Robert–Asselin time filter"
    Williams, P. D., 8th International Short-Range Numerical Weather Prediction (SRNWP) Workshop on Nonhydrostatic Modelling, Bad Orb, Germany, 2009.

  • "Application of the Lighthill–Ford Theory of Spontaneous Imbalance to Clear-Air Turbulence Forecasting"
    Williams, P. D., Knox, J. A. and McCann, D. W., European Meteorological Society 9th Annual Meeting and 9th European Conference on Applications of Meteorology (ECAM), Toulouse, France, 2009.

  • "Inertia–Gravity Waves Emitted from Balanced Flow: Observations, Properties, and Consequences"
    Williams, P. D., Haine, T. W. N. and Read, P. L., European Meteorological Society 9th Annual Meeting and 9th European Conference on Applications of Meteorology (ECAM), Toulouse, France, 2009.

  • "The role of mean ocean salinity in climate"
    Williams, P. D., Guilyardi, E., Madec, G., Gualdi, S. and Scoccimarro, E., European Meteorological Society 9th Annual Meeting and 9th European Conference on Applications of Meteorology (ECAM), Toulouse, France, 2009.

  • "A proposed modification to the Robert–Asselin time filter"
    Williams, P. D., European Meteorological Society 9th Annual Meeting and 9th European Conference on Applications of Meteorology (ECAM), Toulouse, France, 2009.

  • "Unresolved Processes in Weather and Climate Models: Lessons from the Laboratory"
    Williams, P. D., Focus Workshop on Dynamics and Statistics in Weather and Climate, Dresden, Germany, 2009.

  • "The role of mean ocean salinity in climate"
    Williams, P. D., Guilyardi, E., Madec, G., Gualdi, S. and Scoccimarro, E., RAPID Climate Change Annual Science Meeting, University of Edinburgh, UK, 2009.

  • "Inertia–Gravity Waves Emitted from Balanced Flow: Observations, Properties, and Consequences"
    Williams, P. D., Second meeting of the Wave–Flow Interactions Network, Edinburgh, UK, 2009.

  • "Application of spontaneous imbalance theory to the problem of clear-air turbulence forecasting"
    Knox, J. A., McCann, D. W. and Williams, P. D., 17th American Meteorological Society Conference on Atmospheric and Oceanic Fluid Dynamics, Vermont, USA, 2009.

  • "A proposed modification to the Robert–Asselin time filter"
    Williams, P. D., MOCA-09: IAMAS, IAPSO and IACS Joint Assembly, Montréal, Canada, 2009.

  • "Can loss of balance from mesoscale eddies adequately power deep ocean mixing?"
    Williams, P. D., Haine, T. W. N. and Read, P. L., MOCA-09: IAMAS, IAPSO and IACS Joint Assembly, Montréal, Canada, 2009.

  • "The role of mean ocean salinity in climate"
    Williams, P. D., Guilyardi, E., Madec, G., Gualdi, S. and Scoccimarro, E., MOCA-09: IAMAS, IAPSO and IACS Joint Assembly, Montréal, Canada, 2009.

  • "Climatic impacts of stochastic air–sea fluxes in a coupled GCM"
    Williams, P. D., MOCA-09: IAMAS, IAPSO and IACS Joint Assembly, Montréal, Canada, 2009.

  • "A new feedback on climate change from the hydrological cycle"
    Williams, P. D., Guilyardi, E., Sutton, R. T., Gregory, J. M. and Madec, G., MOCA-09: IAMAS, IAPSO and IACS Joint Assembly, Montréal, Canada, 2009.

  • "A proposed modification to the Robert–Asselin time filter"
    Williams, P. D., Royal Meteorological Society Conference, University of Reading, UK, 2009.

  • "The role of mean ocean salinity in climate"
    Williams, P. D., Guilyardi, E., Madec, G., Gualdi, S. and Scoccimarro, E., Royal Meteorological Society Conference, University of Reading, UK, 2009.

  • "A new feedback on climate change from the hydrological cycle"
    Williams, P. D., Guilyardi, E., Sutton, R. T., Gregory, J. M. and Madec, G., Royal Meteorological Society Conference, University of Reading, UK, 2009.

  • "A proposed modification to the Robert–Asselin time filter"
    Williams, P. D., Geophysical Research Abstracts, 11(352), 2009, presented at European Geosciences Union General Assembly, Vienna.

  • "Inertia–Gravity Waves Emitted from Balanced Flow: Observations, Properties, and Consequences"
    Williams, P. D., Haine, T. W. N. and Read, P. L., Geophysical Research Abstracts, 11(286), 2009, presented at European Geosciences Union General Assembly, Vienna.

  • "The role of mean ocean salinity in climate"
    Williams, P. D., Guilyardi, E., Madec, G., Gualdi, S. and Scoccimarro, E., Geophysical Research Abstracts, 11(285), 2009, presented at European Geosciences Union General Assembly, Vienna.

  • "Climatic impacts of stochastic air–sea fluxes in a coupled GCM"
    Williams, P. D., Geophysical Research Abstracts, 11(316), 2009, presented at European Geosciences Union General Assembly, Vienna.

  • "QUAGMIRE v1.3: a quasi-geostrophic model for investigating rotating fluids experiments"
    Williams, P. D., Haine, T. W. N., Read, P. L., Lewis, S. R. and Yamazaki, Y. H., Geophysical Research Abstracts, 11(278), 2009, presented at European Geosciences Union General Assembly, Vienna.

  • "Baroclinic waves in the rotating annulus: a laboratory/model comparison"
    Williams, P. D., Read, P. L. and Haine, T. W. N., Geophysical Research Abstracts, 11(277), 2009, presented at European Geosciences Union General Assembly, Vienna.

  • "A new feedback on climate change from the hydrological cycle"
    Williams, P. D., Guilyardi, E., Sutton, R. T., Gregory, J. M. and Madec, G., Geophysical Research Abstracts, 11(276), 2009, presented at European Geosciences Union General Assembly, Vienna.

  • "On the Loss of Energy from the Ocean Mesoscale Flow via Inertia–Gravity Waves"
    Haine, T. W. N., Williams, P. D., Eyink, G. and Ring, D., Tenth Annual Center for Atmosphere Ocean Science (CAOS) Winter Workshop: Oceanography at the Observational and Modeling Frontier: Submesoscale Dynamics, Courant Institute of Mathematical Sciences, New York University, 2009.

  • "A new feedback on climate change from the hydrological cycle"
    Williams, P. D., Guilyardi, E., Sutton, R. T., Gregory, J. M. and Madec, G., Workshop on Reducing the Uncertainty in the Prediction of Global Warming, The Institute for Advanced Studies, Jerusalem, 2009.


2008


2007

  • "A new feedback on climate change from the hydrological cycle"
    Williams, P. D., Guilyardi, E., Sutton, R. T., Gregory, J. M. and Madec, G., National Centre for Atmospheric Science Annual Conference, York, UK, 2007.

  • "Spontaneous Gravity Wave Generation and its Operational Forecasting Implications"
    McCann, D. W., Knox, J. A. and Williams, P. D., 32nd Annual Meeting of the National Weather Association, Reno, Nevada, 2007.

  • "Sudden Stratospheric Warmings as Noise-Induced Transitions"
    Birner, T. and Williams, P. D., AGU Chapman Conference on the Role of the Stratosphere in Climate and Climate Change, Santorini, Greece, 2007.

  • "Plötzliche Stratosphärenerwärmungen als rauschinduzierte Übergänge"
    Birner, T. and Williams, P. D., Deutsch-Österreichisch-Schweizerischen Meteorologen-Tagung DACH 2007, Hamburg, Germany, 2007.

  • "A new feedback on climate change from the hydrological cycle"
    Williams, P. D., Guilyardi, E., Sutton, R. T., Gregory, J. M. and Madec, G., RAPID Climate Change Annual Science Meeting, Plymouth, UK, 2007.

  • "Climate and the hydrological cycle"
    Williams, P. D., Guilyardi, E., Sutton, R. T., Gregory, J. M. and Madec, G., Ocean Controls in Abrupt Climate Change, European Science Foundation research conference, Universitätszentrum Obergurgl, Innsbruck, Austria, 2007.

  • "A new feedback on climate change from the hydrological cycle"
    Williams, P. D., Guilyardi, E., Sutton, R. T., Gregory, J. M. and Madec, G., 3rd IPSL/NCAS Workshop on Tropical Variability, Université Paris VI, France, 2007.

  • "Noise-induced phenomena in low-order stratospheric dynamics"
    Williams, P. D., Birner, T. and Shepherd, T. G., Stochastic Dynamical Systems and Climate Modeling, Banff International Research Station, Alberta, Canada, 2007.

  • "On the loss of energy from the ocean mesoscale flow via slaved inertia–gravity waves"
    Haine, T. W. N., Williams, P. D., Eyink, G. and Ring, D., 16th AMS Conference on Atmospheric and Oceanic Fluid Dynamics, Santa Fe, New Mexico, USA, 2007.

  • "On the origin of inertia–gravity waves emitted by quasi-balanced flow"
    Haine, T., Eyink, G., Williams, P., Ring, D. and Read, P., Geophysical Research Abstracts, 9(09261), 2007, presented at European Geosciences Union General Assembly, Vienna.

  • "A new feedback on climate change from the hydrological cycle"
    Williams, P. D., Guilyardi, E., Sutton, R. T., Gregory, J. M. and Madec, G., SET for BRITAIN reception at the House of Commons for Britain's top early-stage researchers, London, 2007.


2006

  • "The impact of salinity on the thermohaline circulation in a warmer climate"
    Williams, P. D., Guilyardi, E., Sutton, R. T., Gregory, J. M. and Madec, G., Rapid Climate Change International Science Conference, Birmingham, 2006.

  • "Inertia–gravity waves emitted spontaneously from quasi-balanced flow: properties and consequences"
    Williams, P. D., Haine, T. W. N. and Read, P. L., Oberwolfach Reports, 3(3), pp 2362-2364, 2006, presented at Mathematisches Forschungsinstitut Oberwolfach workshop on Mathematical Theory and Modelling in Atmosphere–Ocean Science, Germany, 2006. doi:10.4171/OWR/2006/39

  • "Observations and consequences of spontaneously-emitted inertia–gravity waves from quasi-balanced flow"
    Williams, P. D., Haine, T. W. N. and Read, P. L., Spontaneous Imbalance Workshop #1: Perspectives from atmospheric and oceanic dynamics, University of Washington, Seattle, USA, 2006.

  • "Spontaneous imbalance and new directions in Clear Air Turbulence forecasting"
    Knox, J. A., Ellrod, G. P., Pryor, K., McCann, D. W. and Williams, P. D., Spontaneous Imbalance Workshop #1: Perspectives from atmospheric and oceanic dynamics, University of Washington, Seattle, USA, 2006.

  • "The role of salinity in the climate response to an intensified water cycle"
    Williams, P. D., Guilyardi, E., Sutton, R., Gregory, J. and Madec, G., U.S. CLIVAR Salinity Workshop, Woods Hole Oceanographic Institution, USA, 2006.

  • "A new feedback from the hydrological cycle on the rate of global warming"
    Williams, P. D., Guilyardi, E., Sutton, R., Gregory, J. and Madec, G., NEMO Users Meeting, Université Paris VI, France, 2006.

  • "Experimental observations of spontaneously-emitted gravity waves: a challenge for theorists"
    Williams, P. D., Haine, T. W. N. and Read, P. L., Geophysical Research Abstracts, 8(04254), 2006, presented at European Geosciences Union General Assembly, Vienna.

  • "Modelling climate change: the role of unresolved processes"
    Williams, P. D., Geophysical Research Abstracts, 8(04318), 2006, presented at European Geosciences Union General Assembly, Vienna.

  • "A new feedback from the hydrological cycle on the rate of climate change"
    Williams, P. D., Guilyardi, E., Sutton, R. T., Gregory, J. M. and Madec, G., Geophysical Research Abstracts, 8(04363), 2006, presented at European Geosciences Union General Assembly, Vienna.

  • "Spontaneous emission of inertia–gravity waves from rotating, stratified flow"
    Haine, T. W. N., Williams, P. D., Ring, D. and Read, P. L., AGU Ocean Sciences Meeting, Honolulu, Hawaii, 2006.

  • "Rapid climate change and intergenerational inequity"
    Williams, P. D., Green Economics Institute conference, Mansfield College, Oxford University, UK, 2006.

  • "Improved clear air turbulence diagnostics based on adjustment dynamics"
    Knox, J. A., Ellrod, G. P. and Williams, P. D., 12th AMS Conference on Aviation Range and Aerospace Meteorology, Atlanta, Georgia, 2006.


2005

  • "Tropical Pacific ocean adjustment to changes in the hydrological cycle in a coupled ocean–atmosphere model"
    Williams, P. D., Guilyardi, E., Sutton, R., Gregory, J. and Madec, G., Royal Meteorological Society Conference, University of Exeter, UK, 2005.

  • "Tropical Pacific ocean adjustment to changes in the hydrological cycle"
    Williams, P. D., Guilyardi, E., Sutton, R., Gregory, J. and Madec, G., 2nd RAPID Climate Change annual science meeting, University of Swansea, UK, 2005.

  • "Spontaneous generation of inertia–gravity waves in a rotating stratified flow"
    Haine, T. W. N., Williams, P. D., Read, P. L., 15th AMS Conference on Atmospheric and Oceanic Fluid Dynamics, Cambridge, MA, USA, 2005.

  • "Tropical Pacific ocean adjustment to changes in the hydrological cycle in a coupled ocean–atmosphere model"
    Williams, P. D., Guilyardi, E., Sutton, R. T., Gregory, J. M. and Madec, G., Geophysical Research Abstracts, 7(05410), 2005, presented at European Geosciences Union 2nd General Assembly, Vienna.


2004


2003


2001


Tel: +44 (0)118 378 8424 © The University of Reading.
Fax: +44 (0)118 378 8316 Find the Meteorology Department (Maps, etc.)
Email: p.d.williams[at]reading.ac.uk