Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Hazardous Weather Conditions

Last Update: 403 AM AST Tue Sep 30 2025

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San Juan, PR Local Forecast Office

14NM SW Charlotte Amalie VI

Marine Zone Forecast


Today
Southeast winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave detail: east 3 feet at 6 seconds. Isolated showers until late afternoon, then scattered showers late.
Tonight
Southeast winds 10 to 15 knots with gusts up to 20 knots. Seas around 3 feet. Wave detail: southeast 3 feet at 5 seconds. Scattered showers in the evening, then numerous showers after midnight.
Wednesday
Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 6 seconds. Numerous showers, mainly in the morning.
Wednesday Night
Southeast winds 5 to 10 knots, diminishing to around 5 knots after midnight. Seas around 2 feet. Wave detail: east 2 feet at 6 seconds.
Thursday
Southeast winds around 5 knots. Seas around 2 feet. Wave detail: east 2 feet at 6 seconds. Scattered showers in the afternoon.
Thursday Night
Northeast winds around 5 knots. Seas around 2 feet. Wave detail: east 2 feet at 6 seconds. Scattered showers.
Friday
East winds around 5 knots. Seas around 2 feet. Scattered showers in the morning.
Friday Night
East winds around 5 knots. Seas 3 to 5 feet. Scattered showers.
Saturday
East winds 5 to 10 knots. Seas 3 to 5 feet. Scattered showers.
Saturday Night
East winds 5 to 10 knots. Seas 3 to 5 feet. Scattered showers.



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403 AM AST Tue Sep 30 2025
 
 

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