A southeasterly, very strong and mostly variable flow prevails over the North of the basin. Over the South, it is westerly, very strong and mostly variable.
For Calais :
Warning strong breeze offshore.
The reliability of the situation is assessed at 75%.
For the night from Friday to Saturday S force 4 in the early part of the night becoming force 5. Gusts reaching 28 knots at the end of the night.
Smooth to slight sea becoming slight at the end of the night. Low, short swell from SSE. Excellent visibility. Daytime of Saturday 31 january : The very humid weather will become unstable in the second half of the day.
Very cloudy skies with short clear spells. Drizzle fading over time in the morning, light showers in the afternoon. In the evening, good clear periods but lots of cloud, too.
Chance of light rain. SW force 5 becoming SSW force 4 in the middle of the day then force 3. Gusts reaching 31 knots in the morning. Slight sea. Low, short swell from SSE. Excellent visibility becoming reduced by mist in the evening.