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amber Warnings have been issued for Welwyn, London & South East England

Northolt observations (nearest observation site to Welwyn)

Welwyn forecast
Wed 22 Feb 2017
1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300
Overcast Cloudy Cloudy Light rain Cloudy Cloudy Overcast Overcast Overcast Light rain Overcast Overcast Cloudy Overcast
12.3 ° 13.4 ° 13.6 ° 13.0 ° 12.9 ° 13.2 ° 13.2 ° 12.9 ° 12.5 ° 11.9 ° 11.4 ° 11.2 ° 10.8 ° 10.7 °
Wind direction, speed & gust (mph) arrow down
W 15 28 W 17 32 W 21 36 W 21 34 W 19 31 W 21 30 W 19 32 W 18 33 W 17 31 WSW 14 33 WSW 15 WSW 11 WSW 9 SW 10
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
E E E E E E E E E VG VG VG G M
Humidity arrow down
78% 71% 71% 74% 77% 76% 75% 74% 75% 83% 88% 90% 93% 93%
Pressure (hPa) arrow down
1009 1008 1008 1008 1008 1007 1007 1007 1007 1007 1007 1007 1006 1005
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
F F F F F F F F F S R F F F
Thu 23 Feb 2017
0000 0100 0200 0300 0400 0500 0600 0700 0800 0900 1000
Overcast Overcast Overcast Overcast Overcast Overcast Cloudy Light rain Light rain Cloudy Cloudy
10.7 ° 10.8 ° 10.8 ° 10.8 ° 10.5 ° 10.7 ° 10.1 ° 10.6 ° 11.0 ° 9.7 ° 10.1 °
Wind direction, speed & gust (mph) arrow down
WSW 15 WSW 14 SW 15 SW 16 SW 15 30 SW 18 31 SW 16 30 WSW 21 34 SW 21 39 W 31 60 W 31 48
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
VG E E E VG E E VG VG VG E
Humidity arrow down
89% 86% 85% 85% 87% 82% 87% 82% 75% 65% 60%
Pressure (hPa) arrow down
1005 1004 1002 1001 999 998 995 994 992 992 992
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
F F F F F F F F F F F
More detail arrow down

Issued at: 1000 on Thu 23 Feb 2017

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