5 day weather forecast for Isle of Man coastal waters
Forecast periods cover 24 hours from 6am each day to 6am on following day. Wind speeds are on Beaufort Scale.
Today
Strong winds at first.
SE 5 or 6, occasionally 7, veering and decreasing West or SW 4 or 5 later in afternoon or evening, then decreasing 3 or 4 overnight.
Moderate or rough, falling slight or moderate later today, then becoming slight overnight.
Outbreaks of rain, heavy at times, then becoming fair later today.
Good, occasionally moderate or poor in rain.
Tomorrow
Nil.
West or SW 3 or 4, increasing SW 4 or 5 during day, then gradually backing South overnight.
Slight, becoming slight or moderate.
Isolated showers.
Good.
Tuesday, 9 September 2025
Nil.
South or SE 4 or 5.
Slight or moderate.
Outbreaks of rain developing.
Good, falling moderate in rain.
Wednesday, 10 September 2025
Strong winds developing.
South or SE 4 or 5, increasing 5 or 6, then veering West or SW later in day/ at first overnight.
Slight or moderate becoming mainly moderate.
Outbreaks of rain, becoming fair later.
Good, falling moderate or poor in rain.
Thursday, 11 September 2025
Strong winds at first.
West or SW 5 or 6, decreasing 4 or 5.
Moderate, falling slight or moderate.
Scattered showers.
Good, possibly moderate in showers.