Detailed mountain weather forecast - Brecon Beacons
Updated: 1615 on Mon 20 May 2013
Similar to Tuesday - a cloudy start with perhaps some light drizzle. Turning drier and brighter with plenty of sunshine by lunchtime.
Generally good or very good, though very poor in any hill fog.
Patches down to 400 metres at first, lifing above the summits by lunch time.
Maximum wind speeds above 400m
Valleys - Plus 8 rising to 17 Celsius
800 m - Plus 6 Celsius
Freezing level - Above the summits.