University of Reading METFiDAS weather observations for 29 Jan 2020 at time 2010 UTC

These data are provided without any guarantee as to their accuracy.
From time to time errors may arise which we will endeavour to correct as quickly as possible.

Click here to see graphs of recent weather at the University of Reading.


CURRENT CONDITIONSEXTREMES and TOTALS since 0000 UTC
MaximumTime MinimumTime Total
UTC UTC

Temperature and humidity
Air temperature: ºC 6.4 10.1 1330 1.5 0808
Wet bulb temperature: ºC 5.6
Dew point bulb temp.: ºC 4.5
Vapour pressure: hPa 8.4
Note: The wet bulb, dew point and vapour pressure above are computed from air temperature and relative humidity
Relative humidity: % 88 90 0814 63 1335
Temperature change in 1 hour: degC -0.1
Wet bulb temperature: ºC 5.5 6.9 1330 0.9 0805
Note: The above wet bulb temperature is measured using a probe and wick

Surface temperatures (ºC)
Grass temperature 4.0 20.7 1330 -2.9 0745
Concrete temperature 4.3 15.5 1330 -1.1 0744
Bare soil temperature 3.7 10.1 1329 -0.1 0714

Precipitation (mm)
Rainfall in past 5 minutes: 0.0
Rainfall in past hour: 0.0
Rainfall in past 3 hours: 0.0
Rainfall in past 6 hours: 0.0
Rainfall since 0000 UTC: 0.0

Soil temperatures under grass (ºC)
5 cm soil temperature: 5.6 5.9 1529 4.3 0844
10 cm soil temperature: 5.5 5.5 1625 4.7 0918
20 cm soil temperature: n/a n/a n/a
30 cm soil temperature: 5.7 6.1 0003 5.5 1120
50 cm soil temperature: n/a n/a n/a
100 cm soil temperature: 7.4 7.5 0004 7.4 1330

Lowest cloud base (ceilometer measurement)
Lowest cloud base in past 5 minutes: metres None detected
Lowest cloud base in past 5 minutes: feet None detected

Visibility and present weather (BIRAL SWS-250)
Visibility: metres n/a
Present weather n/a

Sunshine and irradiance
Sunshine in past 5 minutes: min 0.0
Sunshine since 0000 UTC: h 5.7
Total global solar irradiance: W/m2 -3 453 1238
Global solar irrad. since 0000 UTC: MJ/m2 5.24
Direct beam solar irradiance: W/m2 0 705 1151
Diffuse solar irradiance: W/m2 -3 240 1254
Net irradiance: W/m2 -55 285 1238 -83 0443
Ground heat flux density: W/m2 -3 9 1404 -11 0000
Shortwave upwelling irradiance: W/m2 0 113 1238 -2 0037
Shortwave downwelling irradiance: W/m2 -5 446 1238 -7 0001
Longwave upwelling irradiance: W/m2 329 356 1335 304 0744
Longwave downwelling irradiance: W/m2 275 340 1522 247 0734

Pressure
Mean sea level pressure: hPa 1011.4 1011.5 1245 1003.8 0001
Pressure change in 1 hour: hPa +0.1
Pressure change in 3 hours: hPa +0.5

Wind
10-metre wind direction: 219
10-metre wind speed: m/s 2.7
Note: Wind speed and direction are 10-minute vector mean values
10-metre maximum 3-sec wind gust: m/s 3.9 9.2
2-metre average wind speed since 0000 UTC: m/s 2.3
10-metre average wind speed since 0000 UTC: m/s 3.1

Click here for the summary for yesterday from the University of Reading.