For the area bounded by latitude 50N, the French coast between Cap de la Hague and Île de Bréhat and longitude 3W.
Issued by the Jersey Meteorological Department at 4am Saturday, 25 November 2017 for the period ending 7am Monday.
At midnight, slow moving low, 970mb, over the Norwegian Sea, along with high, 1031mb over the mid Atlantic, maintained a northwesterly flow over the British Isles.
Forecast from 7am Saturday to 7am Sunday.
Wind: North to northwest 5 to 6 with gusts to 35kt, locally 7 at first, decreasing 4 in places from late morning to early evening.
Sea state: Moderate to rather rough, locally rough until early afternoon.
Weather: Scattered showers, becoming less frequent this evening. Risk of hail and thunder, mainly this morning.
Visibility: Good, locally moderate to poor in showers.
Swell: 3 to 6 feet decreasing 2 to 3 feet overnight.
Outlook from 7am Sunday to 7am Monday.
Wind: Northwest 5 to 6, decreasing 4 to 5 by midday, backing west to southwest 5 to 6 in the afternoon, with gusts to 35kt from early Monday.
Sea state: Moderate to rather rough, with a low swell, increasing rather rough overnight, locally rough mid Channel.
Weather: Isolated showers.
Visibility: Good, locally moderate in showers.