Storms developing in the morning, very cloudy with possibility of thunder storms in the afternoon.Showers will be frequent and heavy.In the evening, lots of good clear periods. No precipitation. S force 4 turning SE in the middle of the day then E force 3. Gusts reaching 29 knots in the middle of the day. Slight sea. Low, fairly long swell from E. Excellent visibility becoming poor in the middle of the day then poor.