Hot in Parts of the West; Cold Blast Coming to the Central U.S.

Hot to extremely hot temperatures are in place much of this week across parts of California and the interior Northwest U.S. A blast of cold air will drop across the central and eastern U.S. later this week bringing below to well below normal temperatures. Read More >

Hazardous Weather Conditions

Last Update: 356 AM AST Mon Sep 1 2025

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San Juan, PR Local Forecast Office

51NM N San Juan PR

Marine Zone Forecast


Today
East winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: east 2 feet at 7 seconds. Scattered showers early this morning, then isolated showers late this morning and afternoon.
Tonight
East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave detail: east 2 feet at 4 seconds and east 2 feet at 7 seconds. Scattered showers after midnight.
Tuesday
East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave detail: east 2 feet at 4 seconds and northeast 2 feet at 8 seconds.
Tuesday Night
East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave detail: east 3 feet at 4 seconds and east 3 feet at 8 seconds. Scattered showers after midnight.
Wednesday
East winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 4 feet. Wave detail: east 3 feet at 7 seconds and southeast 2 feet at 4 seconds.
Wednesday Night
East winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 4 feet. Wave detail: east 3 feet at 6 seconds and north 1 foot at 9 seconds.
Thursday
East winds 10 to 15 knots. Seas 3 to 4 feet.
Thursday Night
East winds 10 to 15 knots. Seas 3 to 4 feet.
Friday
East winds 10 to 15 knots. Seas 3 to 4 feet.
Friday Night
East winds around 15 knots. Seas around 4 feet. Scattered showers.



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356 AM AST Mon Sep 1 2025
 
 

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