A southwesterly, strong and very variable flow prevails over the whole area.
For Helgoland Sudhafen :
No gale warning.
The reliability of the situation is assessed at 90%.
Good clear periods alternating with cloudy spells, rather dense in the morning. No precipitation. In the evening, relatively clear skies becoming changeable.
WNW force 2 turning WSW force 3 in the middle of the day then becoming force 4. Gusts reaching 19 knots in the evening. Smooth to slight sea. Low, short swell from W. Excellent visibility.