A westerly, very strong and mostly variable flow prevails over the whole area.
For Lerwick :
Warning strong breeze offshore.
The reliability of the situation is very good.
Overcast skies. No precipitation. In the evening, very cloudy.
Chance of light rain. NW wind force 3 from the middle of the day. Gusts reaching 17 knots in the evening. Slight sea. Low, fairly long swell from NE. Excellent visibility becoming good in the evening.