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 Met at 09:00UTC Tuesday , 26 January 2021 for the period ending 12:00UTC Thursday.
At 06:00UTC high, 1026mb, southern France, expected 1022mb, Austria, by 06:00UTC Wednesday. Low, 973mb, mid-Atlantic, expected to deepen 988mb, by the same time. Weather fronts affect the region throughout the period.
Forecast from 12:00UTC Tuesday to 12:00UTC Wednesday.
Wind: Southerly 5 to 7, perhaps locally gale 8 mid-Channel, veering west to northwest 4 to 6 this evening and decreasing 3 to 4 overnight, then backing west to southwest mid-morning and increasing 5 in the northwest by midday.
Sea state: Slight to moderate with a low swell, but rather rough in the north and west till mid-evening, and locally rough mid-Channel for a time around dusk.
Weather: Rain and drizzle, heavy at times till evening. Mist and a risk of fog patches after dusk.
Visibility: Moderate locally good, becoming moderate to poor by mid-evening, perhaps very poor at times.
Outlook from 12:00UTC Wednesday to 12:00UTC Thursday.
Wind: West to southwest 3 to 5, backing southwest 5 to 6 by late evening, veering west to southwest after dawn, locally 7 by midday.
Sea state: Slight to moderate with a low swell, increasing moderate to rough after midnight and rather rough to rough before dawn.
Weather: Occasional rain, drizzle and mist, with a risk of fog patches, especially after dusk.
Visibility: Moderate to good, occasionally poor, perhaps locally very poor.