A southerly, very strong and very variable flow prevails over the West and the North of the basin. Over the South-East, it is northwesterly, moderate and very variable.
For Helensburgh :
Warning fresh gale offshore.
The reliability of the situation is very good.
Sun in the morning, some sun but cloud building in the afternoon. No precipitation in the morning, snow showers in the afternoon. In the evening, overcast skies.
Sleet. NW force 4 turning SSW force 3 in the middle of the day then SE force 4. Gusts reaching 23 knots in the evening. Rippled sea becoming smooth in the middle of the day then slight. Low, short swell from SW temporarily from N in the middle of the day. Excellent visibility.