A westerly, strong and very variable flow prevails over the whole area.
For Helgoland : Warning moderate gale offshore.
The reliability of the situation is assessed at 80%.
Skies very cloudy, risk of thundery outbreaks in the morning.Showers all day.In the evening, lots of good clear periods. No precipitation. W wind force 6 continuing all day. Gusts reaching 42 knots in the middle of the day. Moderate sea. Low, fairly long swell from W. Excellent visibility.