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Arenig Fawr weather map

Arenig Fawr observations map Arenig Fawr forecast
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    Forecast summary

    • Regional
    • UK 5 days
    • UK 6-30 days

    Regional forecast for Wales

    Frosty start in the east before Storm Barra arrives.


    A cold start in the east. Turning exceptionally windy, particularly across coasts, with large waves. Cloudy with outbreaks of heavy rain, turning brighter in the afternoon with blustery showers of rain and hail and hill snow. Feeling cold for most. Maximum Temperature 11 °C.


    Remaining very windy, especially across the southwest, with clear spells and frequent heavy showers of rain, hail and hill snow. Minimum Temperature -1 °C.


    Another very windy day, particularly in the southwest, as Storm Barra continues to bring outbreaks of heavy rain, these most frequent in western and coastal areas. Maximum Temperature 8 °C.

    Outlook for Thursday to Saturday:

    Drier, calmer and possibly brighter on Thursday. Perhaps breezier with some rain on Friday. Cold with further hill snow at times. Milder on Saturday but cloudy with further rain.

    Updated at: 0257 on Tue 7 Dec 2021

    UK forecast for the next 5 days

    Disruptive winds or snow for some areas today.


    Heavy rain across Northern Ireland and southwest UK continues eastwards, accompanied by squally gale force winds. Rain turning to snow mainly across northern hills, heavy with drifting and blizzards. Severe gales following to southwestern parts, despite brighter skies and showers.


    Rain and snow in the north easing. Further bands of showery rain for many. Gales continuing for some, severe in the southwest. Lighter winds in central UK. Less cold.


    Bands of showery rain will continue to affect many areas at times, although a few brighter spells for many. Gales in southwest and far northeast easing. Less cold in north.

    Outlook for Thursday to Saturday:

    Mainly unsettled with showers or longer spells of rain although occasionally brighter in the east. Often windy and rather cold though snow mainly restricted to high ground in the north.

    Updated at: 0101 on Tue 7 Dec 2021

    Outlook for the UK over the next 6-30 days

    UK Outlook for Friday 10 Dec 2021 to Sunday 19 Dec 2021:

    To begin the period, drier and clearer conditions are likely, allowing for more extensive frost and patchy fog. Cloud and strong winds will travel east across the country, with a chance of showers or longer spells of rain for many. Hill snow likely in the north. Temperatures generally around average. Moving through the period, largely unsettled conditions are likely to persist, with the chance of further showers and longer spells of rain, heavy in places, with a chance of gales. Some showers are likely to turn wintry on hills at times. Towards the end of the period, more settled conditions are likely to develop, most likely with milder temperatures, but a chance of some brief colder interludes.

    Updated at: 1254 on Mon 6 Dec 2021

    UK Outlook for Tuesday 21 Dec 2021 to Tuesday 4 Jan 2022:

    Going into the Christmas period, it is likely to be milder than earlier in the month, with temperatures near to, or above normal, although some colder spells remain possible. It is likely to become more settled around Christmas and towards New Year with increased chance of overnight frost and fog during clearer spells.

    Updated at: 1239 on Mon 6 Dec 2021

    Location Details

    Arenig Fawr

    Location: 52.9168, -3.7447

    Altitude: 854.0 m above mean sea level

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