Our Island Plan

Shipping forecast for the North Irish Sea

Valid for 24 Hours
Issued on Monday, 25 August 2025 at 4:00pm by Ronaldsway Met Office
Warnings

Strong winds for a time.

Synopsis

Deep low pressure in the mid-Atlantic will drive a frontal trough across the Irish Sea tonight.

Wind

South 4 or 5, occasionally 6 over central and western parts of the area, then veering Southwest 4 or 5 in all waters later tonight. Little change thereafter.

State of sea

Slight or moderate, becoming mainly moderate for a time tonight.

Weather

Fair, then a band of rain moving eastwards across the area later this evening and at first tonight, clearing later in night.

Visibility

Good, falling moderate or poor for a time in rain.

Outlook for the following 24 hours

Wind

Southwest 4 or 5, backing South or Southeast overnight into Wednesday, increasing 5 occasionally 6 on Wednesday morning, then veering Southwest 4 or 5 later in morning or in the afternoon.

State of sea

Slight or moderate.

Weather

Isolated showers, then rain for a time on Wednesday.

Visibility

Good, falling moderate or poor for a time in rain.

Approximate times of tides in Douglas

Low water
(1.2m)
High water
(7.2m)
Low water
(0.7m)
High water
(6.4m)
(heights in metres above Chart Datum)

Forecast by

Colin Gartshore
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