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Day Weather Maximum Day Temperature Minimum Night Temperature Wind Direction and Speed
Saturday

Light Cloud

19°C 66°F 13°C 55°F Northerly
6km/h 4mph
Sunday

Sunny Intervals

17°C 63°F 10°C 50°F North North Easterly
16km/h 10mph
Monday

Light Cloud

17°C 63°F 11°C 52°F Northerly
6km/h 4mph
Tuesday

Light Cloud

17°C 63°F 12°C 54°F West South Westerly
6km/h 4mph
Wednesday

Light Cloud

18°C 64°F 13°C 55°F West North Westerly
16km/h 10mph

IN ASSOCIATION WITH

Forecast

Sunrise 06:43 Sunset 19:05

Last updated 11:15

Weather forecast details for Saturday 20 September. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 1200 hours1300 hours1400 hours1500 hours1600 hours1700 hours1800 hours1900 hours2000 hours2100 hours2200 hours2300 hours0000 hours
Sun
0100 hours0200 hours0300 hours0400 hours0500 hours      
Weather Conditions Light Cloud Thick Cloud Thick Cloud Light Cloud Thick Cloud Light Cloud Light Cloud Light Cloud Light Cloud Light Cloud Thick Cloud Thick Cloud Thick Cloud Thick Cloud Thick Cloud Thick Cloud Thick Cloud Light Cloud       
Temperature (°C/°F) 18°C 64°F 18°C 64°F 18°C 64°F 19°C 66°F 19°C 66°F 18°C 64°F 18°C 64°F 18°C 64°F 17°C 63°F 17°C 63°F 17°C 63°F 16°C 61°F 16°C 61°F 16°C 61°F 15°C 59°F 15°C 59°F 15°C 59°F 14°C 57°F       
Wind Speed (mph/km/h) 10km/h 6mph North North Easterly 6km/h 4mph Northerly 8km/h 5mph Northerly 10km/h 6mph Northerly 11km/h 7mph Northerly 13km/h 8mph Northerly 14km/h 9mph Northerly 14km/h 9mph Northerly 14km/h 9mph Northerly 14km/h 9mph North North Easterly 13km/h 8mph North North Easterly 14km/h 9mph Northerly 14km/h 9mph Northerly 16km/h 10mph Northerly 16km/h 10mph Northerly 18km/h 11mph Northerly 18km/h 11mph North North Easterly 16km/h 10mph North North Easterly       
Wind Direction NNE N N N N N N N N NNE NNE N N N N N NNE NNE       
Humidity 88% 86% 86% 83% 81% 80% 82% 82% 81% 82% 83% 85% 84% 85% 85% 84% 81% 79%       
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) M M M M M M M M M M M M M M G G G G       
Pressure (Millibars) 1016 1016 1016 1016 1017 1017 1017 1018 1018 1019 1019 1019 1020 1020 1020 1021 1021 1021       

London and South East England

Forecast Summary

  • Today

    Largely cloudy with mist, coastal fog, and some patchy rain, perhaps locally heavy and thundery at times. Conditions will slowly become drier later, but still with patchy rain through the afternoon. Some warmer, brighter spells are possible in the south.

  • Tonight

    Slowly becoming dry overnight with clear spells forming. Possibly one or two showers near coasts. Some mist patches will reform. Breezy near coasts, winds lighter inland.

Environmental Summary

UV: 3

UK Range: 1-7

Pollen: Moderate

UK Range: Low to Very High

Met Office Warnings Issued For: Greater London

  1. Yellow warning of rain

    From:
    0845 on Sat 20 September
    To:
    2100 on Sat 20 September
    Updated 20 September at 08:39 Active

    Warning

    Further heavy showers and thunderstorms are likely to continue through Saturday and into Saturday evening, with the main risk becoming confined to southern parts of the warning area from late afternoon.

    The public should be aware of the potential for isolated disruption due to surface water flooding and lightning strikes.This is an update to the warning issued on Friday.

A list of all UK Warnings can be found on our More UK Weather page.

Weather Warnings Key

  • Red: Take action
  • Amber: Be prepared
  • Yellow: Be aware

Issued by the Met Office

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Forecast Video

BBC London

BBC London Forecast Last updated 19:07, Friday 19 Sep Forecast updated Monday to Friday only

UK

UK Forecast Last updated 06:48, Saturday 20 Sep

Observations

Observed at 11:00, Saturday 20 September

Thick Cloud

18°C 64°F

8km/h 5mph North North Easterly

Humidity: 84%

Visibility: Good

Pressure: 1016mb, Rising

Observation station: St James Park

(Lat: 51.5049 | Lon: -0.1311)

BBC Weather in association with the Met Office

All times are BST (Europe/London, GMT+0100) unless otherwise stated

Information given for most appropriate forecast location. See FAQs for details