LAMM WEATHER FORECAST
by David Braine - Senior Meteorologist, BBC Weather Centre

Forecast for LAMM 2004 updated 1800 on Friday 18th June

Synoptic situation for the weekend 19/20th June 2004

Whist the synoptic situation dictates a cold northerly flow across Scotland for this weekend there are a series of embedded lines of showers/rain that could possibly bring poor conditions for a time, now most likely on Saturday with further showers possible on Sunday. NOTE…wind chill will be high and overnight temperatures could be as low as 5 or 6C, (yes it is June !).

Saturday: Winds moderate to fresh northerly to northwesterly with a dry start but soon patchy rain developing especially in the mountains. Visibility mainly good at first then moderate in rain, also although there will be hill fog above 1,200ft. Later into the afternoon and early evening much of the low cloud and rain will clear to give a cold night.

Valleys:Northerly 12-17kts, max temp 12C, min overnight 5C
2,000ft:Northerly/Northwesterly, 20-25kts gusts to 30kts at times, max temp 8C, min overnight 4C (high wind chill)

Sunday: Winds light to moderate northwesterly with a sunny, cold start then the risk of showers through the afternoon. Risk of hill fog above 1,700ft in showers, isolated heavy showers for mountains. Visibility very good apart from in showers.

Valleys: Northwesterly 10-15kts gusts to 20kts inc 12-17kts gusts to 25kts in showers, max temp 15C, min overnight 5C
2,000ft: Northwesterly 15-20kts gusts to 25kts, max 10C, min overnight 5C

Wind chill (Max): Based on winds at 2,000ft, and temps of 5C: Wind chill -1 to -3C

Good luck

David

David Braine
Senior Broadcast Meteorologist
BBC Spotlight
Broadcasting House, Seymour Rd, Mannamead, Plymouth, PL3 5BD