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Heathrow

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Heathrow forecast
Mon 23 Jan 2017
0800 0900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300
Fog Overcast Mist Mist Mist Mist Sunny intervals Cloudy Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast
-2.0 ° -1.5 ° -0.8 ° 0.3 ° 1.3 ° 2.2 ° 3.9 ° 3.7 ° 3.8 ° 3.8 ° 3.8 ° 4.4 ° 3.9 ° 4.1 ° 3.8 ° 3.6 °
Wind direction, speed & gust (mph) arrow down
SW 3 W 2 W 2 WNW 3 W 3 WSW 1 SSE 2 SSW 3 W 2 NNE 1 NNW 1 SW 2 NW 1 W 5 NNW 2 WSW 3
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
VP P P P P P P P P P P P P P P P
Humidity arrow down
97% 98% 98% 99% 98% 96% 89% 89% 89% 90% 90% 91% 90% 89% 91% 93%
Pressure (hPa) arrow down
1029 1029 1029 1029 1029 1028 1028 1028 1028 1028 1028 1028 1028 1028 1028 1028
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
R R R R R F F F F R R R S F R R
Tue 24 Jan 2017
0000 0100 0200 0300 0400 0500 0600 0700 0800
Overcast Mist Mist Fog Fog Clear night Mist Fog Fog
3.2 ° 3.2 ° 2.4 ° 0.8 ° -0.2 ° -0.3 ° -0.8 ° -1.6 ° -1.8 °
Wind direction, speed & gust (mph) arrow down
WSW 2 W 1 WSW 2 W 2 WSW 2 NNE 1 NNW 1 NW 2 NNW 2
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) arrow down
P P P VP VP P P VP VP
Humidity arrow down
94% 95% 95% 94% 97% 98% 97% 97% 98%
Pressure (hPa) arrow down
1028 1028 1028 1028 1028 1028 1028 1028 1028
Pressure Tendency (F = Falling, R = Rising, S = Steady) arrow down
F F F F F S R R R
More detail arrow down

Issued at: 0800 on Tue 24 Jan 2017

= No Data

Extremes

  • Regional
  • UK
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London & South East England extremes

Parameter Location Value
Highest maximum temperature St Catherines Point 6.9 °C
Lowest maximum temperature Herstmonceux 0.9 °C
Lowest minimum temperature Benson -6.9 °C
Highest rainfall Thorney Island 0.4 mm
Sunniest Manston 5.5 hours

UK extremes

Parameter Location Value
Highest maximum temperature Isles of Scilly 11.1 °C
Lowest maximum temperature Herstmonceux 0.9 °C
Lowest minimum temperature Katesbridge -7.1 °C
Highest rainfall Fair Isle 1.4 mm
Sunniest Bude 7.9 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: 2302 on Mon 23 Jan 2017