High 1024 hPa centered on the South of the North Sea moving at 44 knots to the East to be centered on the South-West of Poland.
For Spiekeroog :
No gale warning.
The reliability of the situation is very good.
Good clear periods but lots of cloud, too. Chance of light rain. In the evening, cloudy spells, sometimes dense.
No precipitation. W wind force 4 from the middle of the day. Gusts reaching 25 knots in the middle of the day. Slight sea. Low, fairly long swell from NNW. Excellent visibility becoming good in the evening.