5 day weather forecast for Isle of Man coastal waters

Issued on Saturday, 06 September 2025 at 5:40am by Ronaldsway Met Office

Forecast periods cover 24 hours from 6am each day to 6am on following day. Wind speeds are on Beaufort Scale.

Yesterday

Warnings

Strong winds developing this afternoon.

Wind

S or SE 4 or 5, increasing SE 5 or 6 this afternoon or evening, occasionally 7 overnight.

StateOfSea

Slight or moderate becoming mainly moderate later this evening, then moderate or rough overnight.

Weather

Mainly fair. Then occasional rain arriving later tonight.

Visibility

Good, falling moderate in rain later.

Temperature
Min. air temperature 14°C and max. air temperature 18°C
Sea temperature
16°C

Today

Warnings

Strong winds.

Wind

SE 5 or 6, occasionally 7, decreasing 4 or 5 in the afternoon then veering SW 5 or 6 in the evening, before decreasing 4 or 5 overnight.

StateOfSea

Moderate or rough becoming mainly moderate overnight.

Weather

Occasional rain clearing to become mainly fair with only isolated showers in the afternoon.

Visibility

Good, falling moderate or poor in rain or showers.

Temperature
Min. air temperature 14°C and max. air temperature 17°C
Sea temperature
16°C

Tomorrow

Warnings

Strong winds for a time.

Wind

S or SW 4 or 5, quickly increasing 5 or 6 for a time. Backing S or SE later.

StateOfSea

Mainly rough, becoming slight or moderate later.

Weather

Mainly fair to start, then occasional showers soon developing.

Visibility

Good, falling moderate or poor in rain or showers.

Temperature
Min. air temperature 14°C and max. air temperature 17°C
Sea temperature
16°C

Tuesday, 9 September 2025

Warnings

Strong winds developing for a time.

Wind

S or SE 4 or 5, increasing 5 or 6 in the afternoon/evening, veering S or SW 4 or 5 later.

StateOfSea

Slight or moderate becoming mainly moderate for a time.

Weather

Occasional rain or showers.

Visibility

Good, falling moderate in rain or showers.

Temperature
Min. air temperature 14°C and max. air temperature 17°C
Sea temperature
16°C

Wednesday, 10 September 2025

Warnings

Strong winds developing overnight.

Wind

SW 4 or 5, backing SE in the afternoon, then veering W 5 or 6 overnight.

StateOfSea

Slight or moderate becoming mainly moderate overnight.

Weather

Outbreaks of rain.

Visibility

Moderate or good, occasionally poor.

Temperature
Min. air temperature 11°C and max. air temperature 17°C
Sea temperature
16°C

Forecast by

David Britton