A southerly and mostly variable flow prevails over the North and the East of the basin. Over the South-West, it is westerly, very strong and mostly variable.
For Portsmouth :
No gale warning.
The reliability of the situation is good.
In the evening, clear spells then risk of fog towards the end of the night.
No precipitation. SE wind force 4. Gusts reaching 18 knots in the evening. Smooth sea. Low, short swell from SE. Visibility reduced by mist.