Includes all higher summits in the southern half of Wales: the Bannau Brycheiniog / Brecon Beacons National Park, southern Cambrian Mountains and highest Preseli hills.
Brecon Beacons
Monday 24th March 2025
Last updated
Sun 23rd Mar 25 at
4:08PM
Westerly winds strengthening, reaching gale force over tops in the Highlands. Rain moves into northwest Scotland, setting in heavier during afternoon; patchy rain extending southeastwards later. Dry all daylight for England, Wales and southern Scotland, with good amounts of sunshine.
Light winds middle of day. Dry with sun and broken cloud.
Northerly 15 to 20mph in morning, easing to 10-15mph by middle of day, turning northwesterly; by dusk up to 20mph.
Mostly small.
Rain very unlikely
Chance an isolated pocket of drizzle east Wales early morning.
Mostly very little, early patches clearing
Patchy banks of low cloud early in day on eastern hills above 400-600m. Lifting to upper slopes and soon largely dispersing. Many hills largely clear all day.
60% rising to 90%
Patchwork of sun - locally dull easternmost hills at first. Excellent visibility.
3C rising to 6C.
Above the summits.
Brecon Beacons
Tuesday 25th March 2025
Last updated
Sun 23rd Mar 25 at
4:08PM
Northwesterly 20 to 25mph.
Fairly small, but feeling blustery and cool where exposed around higher tops.
A little rain in morning
Patchy rain and drizzle during the morning, mainly western Cambrians. Fizzling out to be largely dry. Little if any rain reaching areas toward southeast.
Covering hills, lowest west, breaking
Shrouding the hills above 500 to 600m from dawn, lowest toward Cardigan Bay, some higher breaks toward the east. Cloud lifting and breaking widely afternoon.
20% rising to 70%
Largely cloudy morning, but some sun breaking through during afternoon. Visibility mostly good, later very good.
4 to 7C. Wind chill feeling near/just below freezing.
Above the summits
Brecon Beacons
Wednesday 26th March 2025
Last updated
Sun 23rd Mar 25 at
4:08PM
Southwesterly, strengthening 20 to 30mph.
Becoming increasingly blustery, starting to affect comfortable walking on exposed higher areas.
Rain not expected
Mostly clear, brief patches
Mist patches some valleys and lower hill slopes at first, briefly may drift upslope, mainly south and western areas, but likely all dispersing.
80%
Some sun through thin high cloud. Visibility very good.
5 to 7C. Wind chill feeling near -5C as speeds increase.
Above the summits; possible slight frost some valleys at dawn.
A mixed westerly regime for the next week to ten days - fronts coming in from the west bringing spells of rain, interspersed with better days under ridges of high pressure. Rain most frequent in western Scotland. Frequently windy, periods of gale force wind over the mountains. Temperature varied, sometimes just below freezing on higher Scottish summits, with some showers of snow at times on the Munros - chillier more widely by Friday into Saturday as wind turns northwesterly for a time.