Areas of Extreme Heat and Fire Weather in the Northwest U.S.; Heavy Rain in the West and South-central U.S.

Extreme heat will continue in the interior Northwest into midweek before finally waning. Hot temperatures, dry, gusty winds, and isolated dry thunderstorms will bring critical fire weather. Heavy rain and thunderstorms are expected across portions of the Great Basin, Rockies, and central/southern Plains. An atmospheric river will bring heavy rain and strong winds to southwest Alaska. Read More >

Hazardous Weather Conditions

Last Update: 414 PM AST Tue Aug 26 2025

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San Juan, PR Local Forecast Office

14NM SW Charlotte Amalie VI

Marine Zone Forecast


Tonight
East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 5 feet. Wave detail: east 4 feet at 6 seconds and northeast 1 foot at 12 seconds. Isolated showers until early morning, then scattered showers late.
Wednesday
East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave detail: east 4 feet at 6 seconds and northeast 1 foot at 12 seconds. Scattered showers.
Wednesday Night
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave detail: southeast 3 feet at 6 seconds. Scattered showers in the evening.
Thursday
Southeast winds around 10 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 6 seconds.
Thursday Night
East winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: east 2 feet at 6 seconds. Scattered showers after midnight.
Friday
East winds around 10 knots. Seas 2 to 3 feet. Wave detail: east 2 feet at 6 seconds.
Friday Night
East winds 10 to 15 knots. Seas 2 to 3 feet.
Saturday
East winds 10 to 15 knots. Seas 2 to 3 feet. Scattered showers in the morning.
Saturday Night
East winds 10 to 15 knots. Seas 2 to 3 feet.
Sunday
East winds 10 to 15 knots. Seas 2 to 3 feet.
Sunday Night
East winds 10 to 15 knots. Seas 2 to 3 feet. Scattered showers.



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414 PM AST Tue Aug 26 2025
 
 

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