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

Light Cloud

21°C 70°F 16°C 61°F East North Easterly
Wind Speed 19 km/h 12 mph
Sunday

Light Rain Shower

21°C 70°F 14°C 57°F Westerly
Wind Speed 14 km/h 9 mph
Monday

Sunny

19°C 66°F 16°C 61°F West North Westerly
Wind Speed 18 km/h 11 mph
Tuesday

Light Cloud

19°C 66°F 15°C 59°F South Westerly
Wind Speed 11 km/h 7 mph
Wednesday

Light Cloud

19°C 66°F 15°C 59°F South Westerly
Wind Speed 14 km/h 9 mph

IN ASSOCIATION WITH

Forecast

Sunrise 06:19 Sunset 20:09

Last updated 08:30

Weather forecast details for Saturday 27 August. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 1000 hours1300 hours1600 hours1900 hours2200 hours0100 hours
Sun
0400 hours 
Weather Conditions Sunny Intervals Sunny Intervals Light Cloud Light Cloud Partly Cloudy Partly Cloudy Light Cloud  
Temperature (°C/°F) 16°C 61°F 19°C 66°F 20°C 68°F 20°C 68°F 19°C 66°F 17°C 63°F 17°C 63°F  
Wind Speed (mph/km/h) Wind Speed 19 km/h 12 mph East North Easterly Wind Speed 19 km/h 12 mph East North Easterly Wind Speed 13 km/h 8 mph East North Easterly Wind Speed 8 km/h 5 mph Easterly Wind Speed 10 km/h 6 mph South South Easterly Wind Speed 14 km/h 9 mph South Westerly Wind Speed 11 km/h 7 mph South Westerly  
Wind Direction ENE ENE ENE E SSE SW SW  
Humidity 75% 76% 81% 86% 93% 90% 91%  
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) GGGGGGG 
Pressure (Millibars) 1017 1016 1013 1012 1012 1011 1011  

Wales

Forecast Summary

  • Today

    A fine start to the weekend with some sunshine, although this will slowly turn hazy during the day as cloud builds. The odd shower is possible further east later in the afternoon. Feeling warm in the sunshine and light winds.

  • Tonight

    Showery rain will become widespread by evening, especially across central and northern areas, with some heavy bursts in places. These will move away northwards but further showers may develop later.

Environmental Summary

UV: 5

UK Range: 1-8

Pollution: Low

UK Range: Low to Very High

Pollen: Moderate

UK Range: Low to Very High

Met Office Warnings Issued For: Vale of Glamorgan

  1. Yellow early warning of rain

    From:
    1100 on Sat 27 August
    To:
    0900 on Sun 28 August
    Updated 26 August at 10:25

    Alert

    Thundery showers are likely to move northwards into some southern parts of England during Saturday morning, becoming more widespread and heavy over central UK through the course of Saturday and overnight into Sunday morning.

    Please be aware of the risk of local disruption to transport and outdoor activities. In particular, be aware of the potential for some spray and standing water on roads, and the possibility of road closures.This warning has been updated to include more of southern UK, as well as starting the warning period slightly earlier. Please monitor for further updates.

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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Last updated 19:00 BST, Friday 26 AugForecast updated Monday to Friday only

UK

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Last updated 23:17 BST, Friday 26 Aug

Observations

Observed at 08:00, Saturday 27 August

Thick Cloud

14°C 57°F

Wind Speed 14 km/h 9 mph North Easterly

Humidity: 81%

Visibility: Excellent

Pressure: 1018mb, Falling

Observation station: St. Athan

(Lat: 51.4 | Lon: -3.433)

BBC Weather in association with the Met Office

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

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