Last Update: 405 AM AST Mon Jan 12 2026

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San Juan, PR Local Forecast Office

25NM WNW San Juan PR

Marine Zone Forecast


Today
East winds 5 to 10 knots with gusts up to 20 knots, increasing to 10 to 15 knots with gusts up to 20 knots this afternoon. Seas 4 to 5 feet. Wave detail: northeast 4 feet at 8 seconds. Scattered showers, mainly this morning.
Tonight
East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 4 to 5 feet. Wave detail: northeast 4 feet at 8 seconds. Scattered showers after midnight.
Tuesday
East winds 5 to 10 knots, increasing to 10 to 15 knots with gusts up to 20 knots in the afternoon. Seas 3 to 4 feet. Wave detail: northeast 4 feet at 8 seconds.
Tuesday Night
East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas around 4 feet. Wave detail: northeast 4 feet at 9 seconds.
Wednesday
East winds 5 to 10 knots, increasing to 10 to 15 knots with gusts up to 25 knots in the afternoon. Seas 4 to 5 feet. Wave detail: northeast 4 feet at 9 seconds and north 2 feet at 11 seconds. Scattered showers.
Wednesday Night
East winds 10 to 15 knots, becoming southeast 5 to 10 knots after midnight. Gusts up to 25 knots. Seas 4 to 5 feet. Wave detail: northeast 4 feet at 9 seconds and north 3 feet at 10 seconds. Scattered showers.
Thursday
Southeast winds 5 to 10 knots. Seas 4 to 5 feet. Scattered showers in the afternoon.
Thursday Night
Southeast winds 5 to 10 knots. Seas 4 to 5 feet. Scattered showers.
Friday
East winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas around 4 feet. Scattered showers.
Friday Night
East winds 10 to 15 knots. Seas around 4 feet. Scattered showers.



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405 AM AST Mon Jan 12 2026
 
 

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