5 day weather forecast for Isle of Man coastal waters

Issued on Wednesday, 01 April 2026 at 5:45am 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 later today.

Wind

W 3 or 4, increasing SW 4 or 5, quickly veering NW 5 or 6 this evening, then N 4 or 5 by midnight, becoming N to NE 3 or less late in the night.

StateOfSea

Smooth or slight, building slight or moderate today, falling slight overnight.

Weather

Mainly fair, rain for a time this afternoon.

Visibility

Good, falling moderate in rain.

Temperature
Min. air temperature 0°C and max. air temperature 11°C
Sea temperature
9°C

Today

Warnings

Strong winds later.

Wind

Imminently variable 3 or less, settling S or SW 4 or 5 in the afternoon, increasing 5 or 6 in the evening, further increasing 6 or 7 at night.

StateOfSea

Slight, building slight or moderate, then moderate or rough later.

Weather

Fair, then rain later.

Visibility

Good, falling moderate or poor in rain later.

Temperature
Min. air temperature 4°C and max. air temperature 10°C
Sea temperature
9°C

Tomorrow

Warnings

Strong winds.

Wind

SW 6 or 7, imminently veering W 4 or 5, decreasing 3 or 4 later.

StateOfSea

Moderate or rough at first, falling slight or moderate.

Weather

Rain at first, clearing to isolated showers.

Visibility

Good, occasionally moderate at first.

Temperature
Min. air temperature 6°C and max. air temperature 11°C
Sea temperature
9°C

Saturday, 4 April 2026

Warnings

Strong to gale force winds.

Wind

W or SW 3 or 4, soon increasing S or S-SW 6 or 7, occasional gale 8, veering overnight to W or NW 5 or 6 occasional 7.

StateOfSea

Slight to moderate, soon building mostly rough, becoming mostly moderate overnight.

Weather

Rain at first, soon clearing to isolated showers, further rain later.

Visibility

Good, falling moderate or poor in rain at times.

Temperature
Min. air temperature 6°C and max. air temperature 11°C
Sea temperature
9°C

Sunday, 5 April 2026

Warnings

Strong wind.

Wind

W-NW 6 imminently W or SW 5 or 6, decreasing 4 or 5 during afternoon, then 3 or 4 during evening, backing S-SE overnight.

StateOfSea

Mostly moderate at first, becoming slight or moderate during afternoon.

Weather

Isolated showers.

Visibility

Mostly good.

Temperature
Min. air temperature 5°C and max. air temperature 10°C
Sea temperature
9°C

Forecast by

Adrian Cowin