A southwesterly, strong and mostly variable flow prevails over the whole area.
For Fastnet Rock :
Warning moderate gale offshore.
The reliability of the situation is good.
Very cloudy skies to overcast. Light showers followed by rain in the morning, light rain in the afternoon. In the evening, very cloudy skies to overcast.
Light rain gradually becoming less frequent. WSW force 6 in the morning becoming W force 5 in the evening. Gusts reaching 46 knots in the middle of the day. Rough sea becoming rough to very rough in the middle of the day. Low, fairly long swell from W. Excellent visibility.