A southerly and mostly variable flow prevails over the whole area.
For Lerwick, Shetland Islands :
No gale warning.
The reliability of the situation is good.
For the night from Thursday to Friday SE force 2 in the early part of the night becoming force 3. Gusts reaching 14 knots at the end of the night.
Smooth sea becoming smooth to slight at the end of the night. Low, short swell from E. Visibility reduced by mist becoming poor in the middle of the night then excellent. Daytime of Friday 18 july : The unstable weather will die away during the day.
Very cloudy skies with short clear spells. Light showers progressively dying out in the morning, possibility of showers in late afternoon. In the evening, very cloudy skies to overcast.
Risk of showers in the early hours. SE force 5 in the morning becoming SSE force 4 in the middle of the day. Gusts reaching 26 knots until the middle of the day. Smooth to slight sea. Low, short swell from ESE. Excellent visibility becoming poor in the evening.