Für Isla Alcatras :
No gale warning.
The reliability of the situation is very good.
Cloudy spells, dense at times in the morning, very cloudy with possibility of thunder storms in the afternoon. Risk of showers in the morning, possibility of showers in the afternoon. In the evening, clear spells, risk of mist forming.
Possibility of showers ESE force 1 in the morning becoming SE force 2 in the middle of the day. Gusts reaching 10 knots in the middle of the day. Slight sea. Low, short swell from SSW. Poor visibility becoming poor in the middle of the day then reduced by mist.