Eryri / Snowdonia National Park
Includes all summits in the the northern half of Wales from Pumlumon northwards.
Tuesday's Forecast
Windy, walking impeded
Blustery conditions enough to give buffeting on higher terrain or affect balance on exposed ridges. 25 to 40mph.
Snow flurries
Occasional light snow flurries, sleet or rain lower elevations. Amounts little more than nuisance value, but locally more persistent and reducing visibility for periods.
Hazy, some fog banks
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Visibility reduced around cloud banks, hazier on some lower slopes. Locally some improvements possible out of cloud.
Cold
Air temperature below 0C all day on higher mountains. Significant chill factor if exposed to strong winds. Suitable protective clothing required.
Winter kit required on higher terrain
Snow cover over higher mountains. Safe progress over some terrain will require suitable footwear - possibly crampons and ice-axe where necessary.
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Windy, walking impeded
Blustery conditions enough to give buffeting on higher terrain or affect balance on exposed ridges. 25 to 40mph.
Snow flurries
Occasional light snow flurries, sleet or rain lower elevations. Amounts little more than nuisance value, but locally more persistent and reducing visibility for periods.
Hazy, some fog banks
Visibility reduced around cloud banks, hazier on some lower slopes. Locally some improvements possible out of cloud.
Cold
Air temperature below 0C all day on higher mountains. Significant chill factor if exposed to strong winds. Suitable protective clothing required.
Winter kit required on higher terrain
Snow cover over higher mountains. Safe progress over some terrain will require suitable footwear - possibly crampons and ice-axe where necessary.
Viewing Forecast For
Eryri / Snowdonia National Park
Tuesday 3rd February 2026
Last updated
Mon 2nd Feb 26 at
4:15PM
Summary for all mountain areas
Feeling bitterly cold in gale force easterly winds over the hills. Snow falling to lower slopes, most constant in eastern Scotland with further drifting and whiteout over hills. Snow flurries over the Pennines. Some cloud breaks near west coasts. Rain and increasingly hill snow for Wales, persistent in southeast.
Headline for Eryri / Snowdonia National Park
Windy, near-gales, gusty. A little rain or hill snow, mostly south.
How windy? (On the summits)
East to southeasterly 30 to 40mph, strongest in morning; very gusty in places, locally to some lower slopes in west.
Effect of the wind on you?
Challenging conditions early in the day, frequent buffeting affecting balance, lessening, but staying blustery; considerable wind chill.
How Wet?
Sleet or hill snow, mostly mid-Wales
Patchy snow or sleet, increasingly more persistent mainly mid Wales. Rain or sleet up to 500-600m, or higher near west coast, tending to become snow to some lower elevations with time afternoon.
Cloud on the hills?
Fairly extensive, higher west
Covering most higher terrain, above 500-600m in east Wales, 600 to 800m further westwards, some breaks to upper slopes west of Snowdon/Yr Wyddfa group.
Chance of cloud free summits?
30%
Sunshine and air clarity?
Largely overcast, dull, locally brighter toward west coast. Hazy, poor visibility in rain/snow.
How Cold? (at 900m)
0 or -1C, up to local +1C in west. Wind chill feeling like -7 to -10C.
Freezing Level
Varied, 500m particularly eastern areas, but further west locally just above freezing point to some upper slopes.
Viewing Forecast For
Eryri / Snowdonia National Park
Wednesday 4th February 2026
Last updated
Mon 2nd Feb 26 at
4:15PM
How windy? (On the summits)
South to southeasterly 20 to 30mph, perhaps less early in day, becoming gusty. Speeds increase further toward evening.
Effect of the wind on you?
Increasingly blustery, in places affecting comfortable walking around the higher mountains, considerable wind chill.
How Wet?
Early rain or sleet fades
Overnight rain, some sleet or snow for a time on highest tops, tending to fade soon from dawn. Odd rain showers may follow, but often dry.
Cloud on the hills?
Lowest in east, clearer west
Covering hills across east and mid Wales, to some mid-slopes in morning, gradually rising. Higher bases westwards, breaks toward some tops nearer to coasts.
Chance of cloud free summits?
30%
Sunshine and air clarity?
Glimpses of sun may develop toward the west coast. Misty start east, visibility better west, mostly good below cloud.
How Cold? (at 900m)
1 or 2C, may rise slightly further. Wind chill feeling like -6 to -8C.
Freezing Level
Close to freezing on higher tops above 900m at dawn, but lifting above freezing to all summits.
Viewing Forecast For
Eryri / Snowdonia National Park
Thursday 5th February 2026
Last updated
Mon 2nd Feb 26 at
4:15PM
How windy? (On the summits)
Easterly 35 to 50mph, powerful gusts high tops and passes, also downslope to west.
Effect of the wind on you?
Walking arduous, difficult in places, frequent buffeting knocking you off balance. Significant wind chill.
How Wet?
A little rain or snow
Occasional snow flurries, mostly rain below 600m, most common over eastern hills, possibly becoming more persistent. Patchy small amounts toward west.
Cloud on the hills?
Often covering eastern tops
Banks of cloud most persistent over hills near Bala above 600m, but may often cover hills more widely above 700-800m. More broken toward west coast.
Chance of cloud free summits?
30%
Sunshine and air clarity?
Largely cloudy and hazy, some brighter moments west coast, but little if any sun.
How Cold? (at 900m)
Around 0C, tending to drop slightly from east toward evening. Wind chill feeling like -12 to -15C.
Freezing Level
Close to freezing on some slopes above 700-800m, but variable higher up in west; tending to lower after dark.
Planning Outlook
East or southeasterly winds prevail, strong to gale force over many hills for sustained periods this week. Freezing levels will vary, rising briefly during Wednesday from the south, but lowering widely again below 600m during Thursday, tending to lift again over England and Wales on Friday, then possibly rising just above freezing point to higher mountains in Scotland during the weekend, before colder air returns again next week. Further snowfalls mostly over eastern hills in Scotland, occasionally hills in England & Wales, mixed with rain here. Indications of less precipitation and lower wind speeds more often by early next week. Highest cloud breaks generally west & northwest Scotland.