Our Island Plan

Shipping forecast for the North Irish Sea

Valid for 24 Hours
Issued on Sunday, 30 November 2025 at 5:00am by Ronaldsway Met Office
Warnings

Strong winds, with occasional gales later.

Synopsis

High pressure over the Azores extends a ridge across the Irish Sea for a time today, while deep low pressure approaches from the west, bringing associated frontal conditions.

Wind

West or Northwest 5 or 6, decreasing 3 or 4 this morning, then gradually backing South to Southwest this afternoon, increasing 4 or 5 by late afternoon. Further increasing 6 or 7 this evening and occasionally touching gale force for a time overnight.

State of sea

Slight or moderate, falling slight this morning, then building moderate or rough this evening.

Weather

Mainly fair, then rain spreads from the west this evening; heavy and persistent at times.

Visibility

Good, falling moderate or poor in rain later.

Outlook for the following 24 hours

Wind

South to Southwest 6 or 7, markedly veering and decreasing variable 2 to 4 starting from the west around mid-morning, then settling mainly West or Northwest 4 or 5 later tomorrow evening. Increasing Southwest 5 or 6 overnight into Tuesday.

State of sea

Moderate or rough, falling slight or moderate tomorrow evening, building moderate later.

Weather

Spells of rain, heavy at times, gradually clearing from the west tomorrow morning, but affecting the east of the area until later.

Visibility

Good, falling moderate or poor in rain.

Approximate times of tides in Douglas

High water
(5.8m)
Low water
(2.0m)
High water
(5.9m)
Low water
(1.7m)
(heights in metres above Chart Datum)

Forecast by

Stephanie Clayton
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