5 day weather forecast for Isle of Man coastal waters

Issued on Tuesday, 15 July 2025 at 6:00am by Ronaldsway Met Office

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

Today

Warnings

Strong winds until later.

Wind

South or SW 5 or 6 occasionally 7, gradually veering West or SW later this morning and early afternoon and decreasing 4 or 5. Veering West or NW this evening, becoming mainly 5 and occasionally 6 in places, then decreasing 3 or 4 later tonight.

StateOfSea

Moderate or rough, falling moderate this afternoon, slight or moderate later tonight.

Weather

Outbreaks of rain, heavy at times, clearing to isolated showers this afternoon, then fair tonight.

Visibility

Moderate or poor in rain or showers, otherwise good.

Temperature
Min. air temperature 14°C and max. air temperature 17°C
Sea temperature
15°C

Tomorrow

Warnings

Nil.

Wind

West or NW 3 or 4, soon becoming Variable 2 or 3, then South or SW 3 or 4 overnight.

StateOfSea

Slight.

Weather

Fair, then patchy rain and drizzle overnight.

Visibility

Good, becoming moderate or poor at times later.

Temperature
Min. air temperature 15°C and max. air temperature 18°C
Sea temperature
15°C

Thursday, 17 July 2025

Warnings

Nil.

Wind

South or SW 3 or 4, increasing 4 or 5 for a time.

StateOfSea

Slight, becoming slight or moderate for a time.

Weather

Patchy rain/ drizzle and mist patches.

Visibility

Moderate or poor at times.

Temperature
Min. air temperature 15°C and max. air temperature 18°C
Sea temperature
15°C

Friday, 18 July 2025

Warnings

Nil.

Wind

South or SW 3 or 4, veering West later.

StateOfSea

Slight.

Weather

Patchy rain drizzle and mist, then becoming fair.

Visibility

Moderate or poor at times, then good.

Temperature
Min. air temperature 15°C and max. air temperature 18°C
Sea temperature
15°C

Saturday, 19 July 2025

Warnings

Nil.

Wind

West 3 or 4, becoming Variable 2 or 3.

StateOfSea

Slight, becoming smooth or slight.

Weather

Scattered showers.

Visibility

Good, possibly moderate in showers.

Temperature
Min. air temperature 15°C and max. air temperature 19°C
Sea temperature
15°C

Forecast by

Colin Gartshore