A southerly, moderate and mostly variable flow prevails over the North and the East of the basin. Over the South-West, it is westerly, moderate and mostly variable.
For Stromness :
No gale warning.
The reliability of the situation is good.
Fairly clear skies progressively clouding over in the morning, very cloudy in the afternoon. No precipitation in the morning, light showers in the afternoon. In the evening, cloudy spells, sometimes dense.
Possibility of showers SE force 3 in the morning turning WSW force 2 in the evening. Gusts reaching 16 knots until the middle of the day. Moderate sea becoming slight in the evening. Moderate, fairly long swell from W then low in the middle of the day. Good visibility becoming good in the middle of the day then poor.