For Stêr-Ouen :
Warning strong breeze.
The reliability of the situation is assessed at 85%.
Overcast and misty, reduced visibility. Drizzle. In the evening, good clear periods but lots of cloud, too.
Light showers progressively becoming less frequent. SSW force 6 in the middle of the day turning WSW in the evening. Gusts reaching 44 knots in the middle of the day. Rough sea becoming rough to very rough in the evening. Moderate, long swell from W. Visibility reduced by mist becoming good in the evening.