Monday 27th April General Weather chat

[The PIT]

A clear very cold start to the day with an air frost

Temp -0.5C still falling

Barometer 1007mb falling

Wind F1 NNW

Rainfall Nil

[knocker]

Clear sky. Temp 6.5C and wind NNE light.

[Polar Maritime]

A cold night with clear sky's giving a grass frost, And a low of -1.8c.

 

Currently; Dry and clear.

Temp -0.2c

Dp -2.6c

Wind West 4mph

Rain 0.0mm

[SteveB]

Cold clear start

 

Temp 1.6c

[johnholmes]

Blue skies, not much of any breeze and the first air frost at -1.3C since 18 March, T now rising quickly and up to 1.7C. No sign of frost on any cars or on the grass!

[Terminal Moraine]

A dry and clear night with a persistent light breeze. Very low humidity this morning, at 35%, and crystal clear air allowing visibility to be about as good as it gets.

 

At 0800 g.m.t

Temp: 4.9c

24 hr max: 10.3c

24 hr min: 0.1c

Grass min: -3.9c

Rainfall in 24 hrs ending 0800 g.m.t: 0.0 mm

Mean wind speed: 5 mph E/NE

1 okta Ci

Vis: over 80 km.

[Summer Sun]

A chilly start but with wall to wall sunshine and no breeze

 

currently 2.9c

[Polar Continental]

Monday 27th April 2015

 

Clear and cold overnight, widespread sharp frost. Sunny so far this morning.

 

Readings at 09:00 GMT:

 

Maximum temperature to 18:00 GMT yesterday: 13.9°C

Minimum temperature overnight -1.5°C

24-hour maximum 13.9°C

24-hour minimum: -1.5°C

Minimum temperature on grass: -4.9°C

Maximum wind gust: (Midnight to Midnight) 17.9mph E

Rainfall total: 0.0mm

 

Conditions at 09:00 GMT

 

1 Oktas Cumulus humilis.

Visibility: very good,  >10 miles.

Temperature: 7.0°C

Humidity: 61.4%

Dew point 0.1°C

Wind Direction: Force 1 SE

Barometer 1012.9 mb: Trend: rising slowly.

 

Yesterday.

 

Rather cloudy overnight with a few showers through the early hours. A clearance arrived from the NW around 08:00 GMT this morning allowing sunny spells. Staying dry with good sunny spells, very low humidity through the afternoon, dropping to 28%.

 

April 2015 so far:

 

Mean temperature: 9.5c (1.8c) (of local average)

Maximum temperature: 19.9c on the 14th.

Minimum temperature: -1.5c on the 27th

Grass Minimum: -4.9c on the 27th

Rainfall 22.1mm

Wettest 24 hours = 6.8mm on the 1st.

Maximum wind gust: 16.3 mph E on the 4th.

 

2015 so far:

 

Maximum temperature: 17.8c on the 6th April.

Minimum temperature: -3.7c on the 19th January

Grass Minimum: -7.0c on the 19th January.

Rainfall 183.4mm

Wettest 24 hours = 19.9mm on the 12th March.

Maximum wind gust: 43.8 mph W on the 31st March.

[reef]

Clear and sunny after an early air frost (min -1.1C) - the latest in the season in fact since 1979. The air is also extremely dry, with a dewpoint as low as -5.1C earlier.

 

Currently 11.1C and 36% humidity with a light variable breeze.

[reef]

Further to the above, the humidity is now just 28% here with a dewpoint of -7.4C. That's the joint lowest humidity I've ever recorded along with 14th September 2003.

[The PIT]

Didn't get an air frost according to the offical min thermometer just hit zero. A pleasant enough day in the sun but cool in the shade. Odd spot of rain this afternoon

Max temp 11.8C now 10.8C

Barometer 1005mb falling

Wind F3SSW

Rainfall trace

[SteveB]

Dry day with good sunny spells

 

Temp 12.0c

Max Temp 14.3c

Min Temp 1.3c

[Stargazer]

Cold clear start with a slight ground frost.  Dry and sunny in the morning, clouded over by mid-afternoon.  Maximum 13.0, minimum 1.9.  Wind light W.

[Terminal Moraine]

A dry and sunny morning and early afternoon but cloudier from 1330 g.m.t as developing Cu eventually covered about 6 oktas of sky. The cloud was thick enough for a few spots of showery rain between 1600 and 1630 g.m.t.

 

At 1800 g.m.t

Temp: 6.7c

Max today: 10.1c

Min last night: 0.1c

Grass min: -3.9c

Rainfall from 0800-1800 g.m.t: Trace

Sunshine today: 8.74 hrs

Mean wind speed: 15 mph W

Highest gust today: 23 mph W at 1118 g.m.t

4 oktas Cu

Vis: over 80 km

Distant showers to the north and east