Monday 25th February weather observations

[Summer Sun]

Dry and calm with cloud initially and now fog rolling in

Temp 7.7c

[The PIT]

Dry mild start

Temp 4.1C, low 3.5C, Barometer 1035mb falling, Wind F1 SSW, Rainfall nil

[knocker]

A fair radiation inversion at Nottingham, even by midnight, with a temps of 6.2C on the surface 1022mb and 12C at 1004mb, despite what looks like some high cloud

[SteveB]

Clear cold frosty start

Temp 0.2c

[johnholmes]

A cold and foggy start with a low of -0.4 C

[Summer Sun]

Calm and colder than of late with thick fog

Temp 2.9c

[Terminal Moraine]

A dry and clear night with a ground frost. Fog and an air frost in the valleys.  Sunny and very mild so far this morning but the fog persists in the valleys.

At 0900

Temp; 9.8c

24 hr max; 13.5c

24 hr min; 4.6c

Grass min; -1.9c

Rainfall in 24 hrs ending 0900; 0.0 mm

Mean wind speed; 7 mph SW

1 okta Ci

Vis; 11 km. Valley fog

[Aleman]

Currently 4.6C after 3.0C low. Fog thinning. Earlier visibility was down to about 40m. Now more like 70-80m.

[Polar Continental]

Monday 25th February 2019

 

Another clear night, colder than recently with a widespread sharp frost. Mist and shallow fog patches forming over near by fields. Sunny so far this morning, frost melting.

 

Maximum temperature to 18:00 GMT yesterday 14.1c.

Minimum temperature overnight -2.4c

24-hour maximum 14.1c

24-hour minimum -2.4c

Minimum temperature on grass -4.9c.

Maximum wind gust: (Midnight to Midnight) 7.3 mph WNW

Rainfall total: 0.1mm

 

Conditions at 09:00 GMT

 

2 Oktas  Altocumulus.

Visibility 3 miles.

Temperature: 1.3c

Humidity: 94.3%

Dew point 0.5c

Wind Direction: SW Force 1

Barometer 1033.7mb Trend steady.

 

Yesterday.

 

Clear overnight, again thick fog rolling in just before dawn, visibility  <50 yards. No change at observation. The fog slowly cleared for a short time around 10:30 allowing some brief sunshine. Fog and low cloud returned again late morning. Around noon the low cloud and fog eventually cleared leaving an afternoon of unbroken sunshine, turning very mild again.

[knocker]

Excellent high res MODIS at 1300

[knocker]

The 1400 UK chart

[Snowyowl9]

Warmest February day here since 1998 made 13.9c so third warmest day ever,with a min of 2.6c biggest temp range in a while.

[The PIT]

Sunny Sheffield heads towards early may

Max temp 16.6C, now 14.2C, Barometer 1034mb falling, Wind F1 SSW, Rainfall Trace

[Stargazer]

Dry, sunny and exceptionally mild after a cold start with a ground frost. Maximum 17.8, minimum 0.4. Wind light E.

[johnholmes]

Yet another late April/early May Max here even with 50 M fog to start the day, max=18.4 C and cloudless after the fog cleared

[The PIT]

According to the Davies a 14 degree range of temperatures today from 2.6C to 16.6C. Reading looks even more impressive.

[reef]

A large diurnal range of 17.2C here today with an air frost and min of -0.4C, rising to a max of 16.8C in the afternoon. We were just 0.1C short of the record set in 1998. Another day of maximum sunshine aswell with 10.3hrs. We are now up to a total of 115hrs this month, just 9hrs short of the record set in 2008.

Max Temp: 16.8C
Min Temp: -0.4C
Mean Wind: 4mph S
Max Gust: 10mph
Rainfall: 0.2mm (dew)
Sunshine: 10.3hrs

Currently mostly clear and already down to 8.3C.

 

[Terminal Moraine]

A dry, sunny and exceptionally mild day, worthy of mid May in these parts. A relative humidity of 49% at 1800, unusually low for the time of year.

At 1800

Temp; 10.2c

Max today; 14.2c

Min last night; 4.6c

Grass min; -1.9c

Rainfall from 0900-1800; 0.0 mm

 Sunshine today; 8.53 hrs

Mean wind speed; 7 mph S

Highest gust today; 22 mph S at 1411

1 okta St

Vis; 30 km.

[hillbilly]

A foggy cold start leaving a very mild and sunny daymax 13 deg min 2 deg

[SteveB]

Dry chilly clear start

Temp 2.3c