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Heathrow

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Heathrow forecast
Sat 29 Aug 2015
1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300
Sunny intervals Cloudy Overcast Overcast Light shower day Light rain Overcast Light shower day Heavy rain Light rain Light shower night Overcast
21.2 20.9 21.0 20.7 20.3 19.4 19.0 18.5 17.7 17.1 17.0 16.9
Wind direction, speed & gust (mph) arrow down
S 9 S 10 S 9 S 7 S 8 S 8 S 8 SSE 5 WNW 2 WSW 3 NE 3 NE 3
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
E VG E E VG VG E VG M VG G G
Humidity arrow down
52% 54% 57% 58% 60% 72% 76% 78% 86% 86% 91% 93%
Pressure (hPa) arrow down
1020 1020 1020 1020 1019 1019 1019 1019 1019 1020 1019 1019
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
F F F F F F F F R R R R
Sun 30 Aug 2015
0000 0100 0200 0300 0400 0500 0600 0700 0800 0900 1000 1100 1200
Light shower night Overcast Overcast Light shower night Heavy shower night Light rain Overcast Overcast Overcast Cloudy Overcast Overcast Overcast
16.7 16.6 16.3 16.0 15.9 15.7 15.7 15.7 16.1 18.3 18.5 18.8 19.4
Wind direction, speed & gust (mph) arrow down
NNE 3 NE 3 NE 3 NE 5 NNE 3 NNE 3 NNE 6 NE 5 NNE 5 NE 8 ENE 8 ENE 7 NE 8
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
M G G VG M M G M G VG E VG VG
Humidity arrow down
93% 92% 93% 91% 90% 94% 91% 93% 90% 74% 69% 69% 68%
Pressure (hPa) arrow down
1019 1019 1018 1018 1018 1018 1018 1018 1018 1018 1018 1018 1018
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
F F F F F F F F R R F F F
More detail arrow down

Issued at: 1200 on Sun 30 Aug 2015

= No Data

Extremes

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  • UK
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London & South East England extremes

Parameter Location Value
Highest maximum temperature Gravesend 23.9 °C
Lowest maximum temperature Wych Cross 19.5 °C
Lowest minimum temperature Frittenden 10.8 °C
Highest rainfall St Catherines Point 9.2 mm
Sunniest Heathrow 3.5 hours

UK extremes

Parameter Location Value
Highest maximum temperature Gravesend 23.9 °C
Lowest maximum temperature Dalwhinnie 13.4 °C
Lowest minimum temperature Shobdon 8.3 °C
Highest rainfall Blencathra 22.0 mm
Sunniest Valley 10.2 hours

About extremes

Highest maximum temperature - (0900 to 2100 on the date shown)

Lowest maximum temperature - (0900 to 2100 on the date shown)

Lowest minimum temperature - (2100 on the previous day to 0900 on the date shown)

Highest rainfall -(2100 on the previous day to 2100 on the date shown)

Sunniest - (2100 on the previous day to 2100 on the date shown)

The information shown is initial data as it is received; observations are subject to final quality control after publication on this website. This is particularly the case for rainfall totals during snow events.

Issued at: 0002 on Sun 30 Aug 2015