For Cape Horn :
Warning moderate gale.
The reliability of the situation is very good.
Very cloudy skies. Overcast for a time in the morning. Risk of some spots of rain in the morning, light rain gradually becoming less frequent in the afternoon. In the evening, good clear periods but cloud building.
No precipitation. WNW force 7 turning WSW in the middle of the day then becoming force 4. Gusts reaching 48 knots in the morning. Very rough sea becoming rough to very rough in the evening. Moderate, fairly long swell from SW. Excellent visibility.