For Mewstone :
No gale warning.
The reliability of the situation is very good.
Overcast in the morning, very cloudy in the afternoon. The risk of seeing rain will remain low. In the evening, very cloudy skies to overcast.
No precipitation. WSW force 5 turning NE force 4 in the middle of the day then becoming force 5. Gusts reaching 25 knots in the morning. Slight sea. Low, fairly long swell from SSW. Excellent visibility.