A northwesterly, strong and mostly variable flow prevails over the East of the basin. Over the North-West, it is southeasterly, very strong and mostly variable. Over the South-West, it is southwesterly, strong and mostly variable.
For Coll Sands, Lewis :
Warning strong breeze offshore.
The reliability of the situation is very good.
Skies progressively hazing over in the morning, sunny, progressively clouding over in the afternoon. No precipitation. In the evening, overcast skies.
Light rain getting progressively heavier. ESE force 3 in the morning turning S force 4 in the middle of the day. Gusts reaching 21 knots in the evening. Smooth to slight sea. Low, short swell from NE. Excellent visibility.