High 1023 hPa centered at 80 nautical miles in the West-South-West of the isles of Scilly moving at 7 knots to the East to be centered on West Channel.
For Plage St Julien :
No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fair weather with mostly clear skies. In the evening, fair weather with mostly clear skies.
SSW force 2 becoming SW force 3 in the middle of the day then WSW force 2. Gusts reaching 13 knots in the middle of the day. Slight sea becoming smooth to slight in the middle of the day. Low, fairly long swell from WSW. Poor visibility becoming excellent in the middle of the day then excellent.