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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 the Jersey Meteorological Department at 10am Thursday, 23 February 2017 for the period ending 1pm Saturday.

General Situation

At 6am low, 973mb, southwest Scotland expected to move east, expected 975 mb just west of Denmark by evening, with high pressures building over Biscay.

Forecast from 1pm Thursday to 1pm Friday.

Wind: West to northwest 6 to 7, locally gale 8 with gusts to 50kt mainly in the north, veering northwest during the afternoon, decreasing 5 to 6 overnight, and 4 to 5 by midday.

Sea state: Rough to very rough, decreasing rather rough to rough overnight, and moderate by noon.

Weather: Isolated showers.

Visibility: Moderate to good, becoming good this evening.

Swell: Confused with total waves 7 to 16 feet, becoming 3 to 6ft of swell during Friday morning.

Outlook from 1pm Friday to 1pm Saturday.

Wind: Northwest 4 to 5, backing west 2 to 4 by evening, then southwest 4 to 5 overnight, increasing 5 to 6 by noon.

Sea state: Moderate, with a low swell, decreasing slight by evening, increasing moderate Jersey southwards and rather rough to rough in the north by noon.

Weather: Risk of a little drizzle late Saturday morning.

Visibility: Good, perhaps moderate to poor in drizzle.

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