Heathrow: latest

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Updated: 1233 on Sun 21 Mar 2010
      
 
Heathrow site information:
Latitude: 51.483; Longitude: -0.45
Altitude: 25 m above mean sea level
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Digital Map Data:
© Collins Bartholomew Ltd (2006)
Postcode information:
© Royal Mail Group PLC (2006)

Weather warnings overview

No severe weather warnings have been issued for London & South East England

Sun 21 MarMon 22 MarTue 23 MarWed 24 MarThu 25 MarKey

When warnings have been issued, the relevant regions will be coloured on these maps.

Hourly observations: Heathrow

Temperature (°C) and weather

Temperature (deg C) 13.2 °C 12.9 °C 12.5 °C 12.4 °C 12.4 °C 11.6 °C 10.8 °C 10.5 °C 10.3 °C 10.1 °C 8.7 °C 8.1 °C 7.8 °C 7.6 °C 7.5 °C 7.4 °C 7.4 °C 7.0 °C 6.7 °C 7.0 °C 7.8 °C 8.5 °C 9.2 °C 10.4 °C Gridline
Light Rain Showers Heavy Rain Low-level Cloud Heavy Rain Showers Heavy Rain Showers Medium-level Cloud Low-level Cloud Low-level Cloud Low-level Cloud Low-level Cloud Low-level Cloud Medium-level Cloud Gridline
13 14 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12
Time (UTC)

Wind and gust speed (mph)

Wind and gust speed (knots)
 mph
16 mph
SSW
13

 mph
13 mph
SSW
14

 mph
15 mph
SSW
15

 mph
9 mph
SSW
16

 mph
16 mph
SSW
17

 mph
11 mph
SW
18

 mph
10 mph
SW
19

 mph
10 mph
SW
20

 mph
8 mph
SW
21

 mph
8 mph
WSW
22

 mph
10 mph
N
23

 mph
7 mph
N
00

 mph
10 mph
N
01

 mph
8 mph
N
02

 mph
7 mph
NNW
03

 mph
6 mph
NW
04

 mph
7 mph
N
05

 mph
7 mph
NNW
06

 mph
5 mph
NW
07

 mph
6 mph
NNW
08

 mph
6 mph
N
09

 mph
1 mph
NNE
10

 mph
7 mph
W
11

 mph
7 mph
WSW
12
Gridline
Time (UTC)

Visibility (km)

Visibility (km) 13 km 3.6 km 11 km 6 km 30 km 30 km 3.1 km 5 km 13 km 2.7 km 7 km 30 km 9 km 7 km 10 km 13 km 13 km 13 km 15 km 18 km 22 km 21 km 21 km 23 km Gridline
13 14 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12
Time (UTC)

Pressure (hPa)

Pressure (mb) 1003 1002 1002 1002 1002 1002 1003 1003 1004 1004 1005 1006 1007 1008 1009 1010 1011 1013 1014 1015 1016 1017 1018 1018 Gridline
13 14 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12
Time (UTC)

Last updated: 1233 on Sun 21 Mar 2010


24 hours ending 2100 on 20 Mar 2010:
London & South East England
Highest max 14.9 °C Manston
Lowest max 9.8 °C St Catherines Point
Lowest min 8.0 °C Langdon Bay
Highest rainfall 10.8 mm Kenley
Sunniest 0.7 hours Manston
Last updated: 2301 on Sat 20 Mar 2010

During snow events, rainfall amounts are subject to error until final quality control is done.


South Farnborough Odiham Benson Little Rissington Kenley Andrewsfield Charlwood High Wycombe Brize Norton Boscombe Down Gravesend Northolt