Weather Porthmadog

Settings
Language
Daily forecast
Day Weather Maximum Day Temperature Minimum Night Temperature Wind Direction and Speed
Friday

Heavy Rain

15°C 59°F 10°C 50°F East South Easterly
Wind Speed 10 km/h 6 mph
Saturday

Heavy Rain

14°C 57°F 7°C 45°F North Easterly
Wind Speed 11 km/h 7 mph
Sunday

Sunny

15°C 59°F 12°C 54°F Southerly
Wind Speed 8 km/h 5 mph
Monday

Light Cloud

17°C 63°F 13°C 55°F South South Easterly
Wind Speed 27 km/h 17 mph
Tuesday

Light Cloud

17°C 63°F 11°C 52°F Southerly
Wind Speed 24 km/h 15 mph

IN ASSOCIATION WITH

Forecast

Sunrise 07:17 Sunset 18:54

Last updated 21:12

Weather forecast details for Friday 30 September. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 0100 hours0400 hours      
Weather Conditions Heavy Rain Shower Heavy Rain       
Temperature (°C/°F) 11°C 52°F 10°C 50°F       
Wind Speed (mph/km/h) Wind Speed 11 km/h 7 mph East South Easterly Wind Speed 10 km/h 6 mph Easterly       
Wind Direction ESE E       
Humidity 87% 92%       
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) VGG      
Pressure (Millibars) 1006 1005       

Wales

Forecast Summary

  • This Evening and Tonight

    Showers tending to die away for a time this evening allowing some clear spells to develop, however more persistent outbreaks of rain, heavy at times with a risk of thunder, will move steadily eastwards through the night.

Environmental Summary

UV: 3

UK Range: 1-8

Pollution: Low

UK Range: Low to Very High

Share this page

RSS Feeds
Print

Forecast Video

BBC Wales Today

Please turn on JavaScript. Media requires JavaScript to play.

Last updated 19:01 BST, Friday 30 SepForecast updated Monday to Friday only

UK

Please turn on JavaScript. Media requires JavaScript to play.

Last updated 18:07 BST, Friday 30 Sep

Observations

Observed at 21:00, Friday 30 September

Light Cloud

9°C 48°F

Wind Speed 13 km/h 8 mph Westerly

Humidity: 88%

Visibility: Excellent

Pressure: 1009mb, Falling

Observation station: Capel Curig

(Lat: 53.1 | Lon: -3.933)

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