Low 1009 hPa centered at 200 nautical miles in the South-West of Fastnet Rock (South-West Ireland) moving at 24 knots to the East-North-East to be centered on the North of England.
For Penzance :
No gale warning.
We are 90% sure of the situation, because the atmosphere might not be as stable as forecast.
In the evening, very cloudy.
Chance of light rain. SSW wind force 4. Gusts reaching 18 knots in the evening. Smooth to slight sea. Low, short swell from SSW. Excellent visibility.