A southwesterly, very strong and very variable flow prevails over the South and the East of the basin. Over the North-West, it is northwesterly, moderate and very variable.
For Coll Sands, Lewis :
Warning moderate gale offshore.
The reliability of the situation is very good.
Overcast skies. Light rain followed by showers. In the evening, overcast skies.
Light rain gradually becoming less frequent. SSW force 4 in the middle of the day becoming force 5 in the evening. Gusts reaching 35 knots in the middle of the day. Smooth to slight sea. Low, short swell from WNW. Excellent visibility.