At 1 a.m. high, 1030 mb, centred over Germany expected to drift southeast and decline. Low, 1001 mb, northwest of Portugal, expected to move slowly northwest, with associated fronts reaching the west Channel by Tuesday.
Forecast from 7am Monday to 7am Tuesday.
Weather: Risk of mist patches near the French coasts until mid-morning, and again overnight.
Wind: Easterly 3 to 4, occasionally 5 mid Channel, veering south to southwest overnight.
Visibility: Moderate to good, perhaps locally poor at first and overnight.
Sea state: Slight in the southeast to moderate in the northwest.
Sea swell: Not significant.
Sea temperature: 10
Outlook from 7am Tuesday to 7am Wednesday.
Weather: Isolated showers. Mist patches at times, especially in the mornings.
Wind: South to southwest 3 to 4, occasionally 5 in the north and west, perhaps increasing 4 to 6 overnight.
Visibility: Moderate to poor becoming moderate to good for a time in the afternoon.
Sea state: Slight occasionally moderate in the north, with a low swell developing overnight.