A northwesterly and very variable flow prevails over the North and the East of the basin. Over the South-West, it is easterly, moderate and variable.
For Blackwater Marina :
No gale warning.
The reliability of the situation is very good.
Cloudy spells, sometimes dense. No precipitation. In the evening, clear periods developing.
Chance of light rain. NNW force 5 in the middle of the day weakening ENE force 3 in the evening. Gusts reaching 25 knots in the middle of the day. Smooth sea becoming smooth to slight in the evening. Low, short swell from NNE. Excellent visibility becoming good in the evening.