Add this one too, the Mountain Weather Information Service
http://www.mwis.org.uk/ an
outstanding service which covers:
Northwest Highlands
West Highlands
Cairngorms National Park and Monadhliath
Southeastern Highlands
Southern Uplands
Lake District
Snowdonia National Park
Peak District and Yorkshire Dales
A major revision for each area is released at 16:30hrs daily 24/7/365, with updates to the forecasts being made whenever necessary during the day.