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Last Update: 352 AM AST Fri Oct 16 2026

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San Juan, PR Local Forecast Office

57NM SSW Mayaguez PR

Marine Zone Forecast


Today
East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: east 3 feet at 5 seconds and northeast 2 feet at 8 seconds. Isolated showers. Isolated thunderstorms late.
Tonight
East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: east 3 feet at 5 seconds and northeast 1 foot at 8 seconds. Scattered showers in the evening.
Saturday
East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: east 3 feet at 5 seconds and north 2 feet at 14 seconds.
Saturday Night
East winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: northeast 3 feet at 7 seconds and north 3 feet at 12 seconds. Scattered showers after midnight.
Sunday
East winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: north 3 feet at 12 seconds and east 2 feet at 5 seconds.
Sunday Night
East winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: east 2 feet at 7 seconds and north 2 feet at 10 seconds.
Monday
East winds 5 to 10 knots. Seas around 3 feet.
Monday Night
East winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Scattered showers.
Tuesday
East winds 5 to 10 knots. Seas 3 to 5 feet, occasionally to 6 feet.
Tuesday Night
East winds 5 to 10 knots. Seas 4 to 6 feet, occasionally to 8 feet.

winds and seas higher in and near thunderstorms.




Winds and seas higher in and near thunderstorms.
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352 AM AST Fri Oct 16 2026
 
 

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