University of Reading METFiDAS weather observations for 27 Jun 2017 at time 2230 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: C 15.0 21.5 1242 14.1 0300
Wet bulb temperature: C 14.9
Dew point bulb temp.: C 14.7
Vapour pressure: hPa 16.7
Note: The wet bulb, dew point and vapour pressure above are computed from air temperature and relative humidity
Relative humidity: % 98 98 2058 54 0659
Temperature change in 1 hour: degC -0.5
Wet bulb temperature: C 14.8 17.2 1428 11.4 0519
Note: The above wet bulb temperature is measured using a probe and wick

Surface temperatures (C)
Grass temperature 14.8 32.7 1158 12.4 0225
Concrete temperature 17.0 34.1 1158 16.0 0247
Bare soil temperature 16.1 35.0 1158 14.6 0247

Precipitation (mm)
Rainfall in past 5 minutes: 0.0
Rainfall in past hour: 2.6
Rainfall in past 3 hours: 5.4
Rainfall in past 6 hours: 9.0
Rainfall since 0000 UTC: 10.2

Soil temperatures under grass (C)
5 cm soil temperature: 19.3 21.2 1350 18.6 0450
10 cm soil temperature: 14.9 19.5 0001 14.9 1955
20 cm soil temperature: 18.9 19.6 0001 18.5 0955
30 cm soil temperature: 18.6 19.1 0003 18.4 1215
50 cm soil temperature: 17.7 17.8 0115 17.6 1600
100 cm soil temperature: 16.4 16.5 1811 16.4 0004

Lowest cloud base (ceilometer measurement)
Lowest cloud base in past 5 minutes: metres 101
Lowest cloud base in past 5 minutes: feet 331

Sunshine and irradiance
Sunshine in past 5 minutes: min 0.0
Sunshine since 0000 UTC: h 0.3
Total global solar irradiance: W/m2 0 747 0910
Global solar irrad. since 0000 UTC: MJ/m2 8.35
Direct beam solar irradiance: W/m2 1 n/a
Diffuse solar irradiance: W/m2 0 n/a
Net irradiance: W/m2 1 n/a n/a
Ground heat flux density: W/m2 -4 n/a n/a
Shortwave upwelling irradiance: W/m2 0 n/a n/a
Shortwave downwelling irradiance: W/m2 -1 n/a n/a
Longwave upwelling irradiance: W/m2 383 n/a n/a
Longwave downwelling irradiance: W/m2 387 n/a n/a

Pressure
Mean sea level pressure: hPa 1002.2 1011.9 0005 1002.2 2210
Pressure change in 1 hour: hPa -0.5
Pressure change in 3 hours: hPa -0.8

Wind
10-metre wind direction: 063
10-metre wind speed: m/s 1.6
Note: Wind speed and direction are 10-minute vector mean values
10-metre maximum 3-sec wind gust: m/s 3.6 5.9
2-metre average wind speed since 0000 UTC: m/s 1.2
10-metre average wind speed since 0000 UTC: m/s 1.8

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