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

Light Cloud

21°C 70°F 16°C 61°F Easterly
10km/h 6mph
Friday

Light Cloud

20°C 68°F 15°C 59°F Easterly
11km/h 7mph
Saturday

Light Rain

18°C 64°F 11°C 52°F Easterly
8km/h 5mph
Sunday

Sunny

16°C 61°F 8°C 46°F East North Easterly
13km/h 8mph
Monday

Sunny Intervals

16°C 61°F 9°C 48°F South South Easterly
8km/h 5mph

IN ASSOCIATION WITH

Forecast

Sunrise 06:52 Sunset 19:22

Last updated 15:14

Weather forecast details for Thursday 18 September. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 1900 hours2200 hours0100 hours
Fri
0400 hours    
Weather Conditions Sunny Intervals Partly Cloudy Light Rain Shower Light Cloud     
Temperature (°C/°F) 20°C 68°F 19°C 66°F 18°C 64°F 17°C 63°F     
Wind Speed (mph/km/h) 11km/h 7mph Easterly 8km/h 5mph Easterly 10km/h 6mph Easterly 8km/h 5mph Easterly     
Wind Direction E E E E     
Humidity 77% 84% 91% 93%     
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) M M G M     
Pressure (Millibars) 1009 1010 1010 1010     

Wales

Forecast Summary

  • This Evening and Tonight

    Some showers should push in from the south tonight, and these could by heavy and thundery. It will again turn rather cloudy from the east, with western parts holding onto some clear spells.

Environmental Summary

UV: 4

UK Range: 1-7

Pollen: Moderate

UK Range: Low to Very High

Met Office Warnings Issued For: Merthyr Tydfil

  1. Yellow warning of rain

    From:
    0015 on Fri 19 September
    To:
    2345 on Fri 19 September
    Updated 18 September at 11:01

    Warning

    Heavy showers and thunderstorms are likely to spread from the south across some southern and western parts of England, and also Wales, on Thursday night - the risk then continuing through much of Friday. Many places will miss these but the public should be aware of the potential for isolated disruption due to surface water flooding, lightning strikes and hail.

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 Wales Today

BBC Wales Today Forecast Last updated 14:08, Thursday 18 Sep Forecast updated Monday to Friday only

UK

UK Forecast Last updated 13:00, Thursday 18 Sep

Observations

Observed at 16:00, Thursday 18 September

Sunny

22°C 72°F

23km/h 14mph Easterly

Humidity: 71%

Visibility: Good

Pressure: 1008mb, Falling

Observation station: Sennybridge

(Lat: 52.067 | Lon: -3.617)

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