University of Reading METFiDAS weather observations for 27 Jun 2022 at time 1720 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 17.7 18.5 1600 9.8 0208
Wet bulb temperature: ºC 12.0
Dew point bulb temp.: ºC 6.1
Vapour pressure: hPa 9.4
Note: The wet bulb, dew point and vapour pressure above are computed from air temperature and relative humidity
Relative humidity: % 46 94 0239 44 1713
Temperature change in 1 hour: degC +0.1
Wet bulb temperature: ºC 17.8 18.4 1709 10.2 0209
Note: The above wet bulb temperature is measured using a probe and wick

Surface temperatures (ºC)
Grass temperature 21.5 41.6 1134 3.2 0210
Concrete temperature 24.8 32.3 1558 10.8 0348
Bare soil temperature 22.2 34.4 1134 6.7 0209

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: 3.2
Rainfall since 0000 UTC: 4.0

Soil temperatures under grass (ºC)
5 cm soil temperature: 19.4 19.4 1710 16.0 0604
10 cm soil temperature: 17.9 17.9 0002 16.5 0640
20 cm soil temperature: n/a n/a n/a
30 cm soil temperature: 16.5 17.2 0004 16.4 1202
50 cm soil temperature: n/a n/a n/a
100 cm soil temperature: 15.1 15.2 0001 15.1 1145

Lowest cloud base (ceilometer measurement)
Lowest cloud base in past 5 minutes: metres 1536
Lowest cloud base in past 5 minutes: feet 5039

Visibility and present weather (BIRAL SWS-250)
Visibility: metres 75000
Present weather No significant weather

Sunshine and irradiance
Sunshine in past 5 minutes: min 1.1
Sunshine since 0000 UTC: h 5.5
Total global solar irradiance: W/m2 403 1313 1227
Global solar irrad. since 0000 UTC: MJ/m2 13.54
Direct beam solar irradiance: W/m2 495 n/a
Diffuse solar irradiance: W/m2 182 n/a
Net irradiance: W/m2 231 n/a n/a
Ground heat flux density: W/m2 5 n/a n/a
Shortwave upwelling irradiance: W/m2 87 n/a n/a
Shortwave downwelling irradiance: W/m2 391 n/a n/a
Longwave upwelling irradiance: W/m2 403 n/a n/a
Longwave downwelling irradiance: W/m2 346 n/a n/a

Pressure
Mean sea level pressure: hPa 1017.3 1017.3 1720 1014.0 0140
Pressure change in 1 hour: hPa +0.4
Pressure change in 3 hours: hPa +0.5

Wind
10-metre wind direction: 264
10-metre wind speed: m/s 3.2
Note: Wind speed and direction are 10-minute vector mean values
10-metre maximum 3-sec wind gust: m/s 6.7 9.2
2-metre average wind speed since 0000 UTC: m/s 1.6
10-metre average wind speed since 0000 UTC: m/s 2.3

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