Channel Islands shipping forecast

For the area bounded by latitude 50°N, the French coast between Cap de la Hague and Ile de Brehat and longitude 3°W.

Issued by Jersey Met at 21:00UTC Thursday , 27 August 2026 for the period ending 00:00UTC Sunday.

General Situation

At 18:00UTC low, 1004mb, just southwest of Ireland, expected 994mb, North Sea by Saturday, with associated fronts affecting the area at times.

Forecast from 00:00UTC Friday to 00:00UTC Saturday.

Wind: West 3 to 4, locally 2 at first, increasing 4 to 5 after dawn, then backing southwest 5 to 6 by late afternoon, decreasing 4 to 5 later.

Sea state: Smooth or slight, increasing moderate by midday, occasionally rather rough mid-Channel.

Weather: Occasional showers, perhaps locally heavy and thundery.

Visibility: Good, occasionally moderate, perhaps locally poor.

Outlook from 00:00UTC Saturday to 00:00UTC Sunday.

Wind: Southwest 4 to 5, backing south 5 to 6 after dawn, then veering southwest 6 to 7 late afternoon, further veering west 5 to 6 later.

Sea state: Slight to moderate, increasing rather rough to rough.

Weather: Rain, locally heavy, clearing after midday. Occasional showers.

Visibility: Good, occasionally moderate to poor.