A northeasterly and variable flow prevails over the South-West of the basin. Over the North and the East, it is northwesterly, moderate and very variable.
For Hel, Chalupy :
No gale warning.
The reliability of the situation is very good.
Thick, high cloud cover. No precipitation. In the evening, skies gradually hazing over.
No precipitation. NW force 4 in the middle of the day becoming WNW force 3 in the evening. Gusts reaching 19 knots in the middle of the day. Smooth to slight sea. Low from N. Excellent visibility.