Chart / Forecasts

Coastal Waters of Northwestern Puerto Rico out 10 NM

AMZ742 · Coastal Waters Forecast · National Weather Service San Juan PR · Issued 338 PM AST Sat Oct 3 2026
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Forecast
Tonight
East winds 5 to 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: East 2 feet at 6 seconds and northeast 2 feet at 12 seconds. Showers with isolated thunderstorms early this evening, then isolated showers late this evening. Isolated showers late.
Sunday
East winds 5 to 10 knots, becoming northeast in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: East 2 feet at 6 seconds and northeast 2 feet at 10 seconds. Numerous showers in the afternoon.
Sunday Night
East winds around 5 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 6 seconds and northeast 2 feet at 10 seconds. Showers in the evening.
Monday
Northeast winds around 5 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 6 seconds and northeast 2 feet at 11 seconds. Scattered showers in the afternoon.
Monday Night
East winds around 5 knots. Seas 2 to 3 feet. Wave Detail: Northeast 2 feet at 11 seconds and southeast 1 foot at 6 seconds.
Tuesday
East winds around 5 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 6 seconds and northeast 2 feet at 11 seconds. Numerous showers in the afternoon.
Tuesday Night
East winds 5 to 10 knots. Seas 2 to 3 feet. Scattered showers.
Wednesday
East winds 5 to 10 knots. Seas 2 to 3 feet. Numerous showers in the afternoon.
Wednesday Night
East winds 5 to 10 knots. Seas 2 to 3 feet.
Thursday
Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Numerous showers in the afternoon.
Thursday Night
East winds around 5 knots, increasing to 5 to 10 knots after midnight. Seas around 2 feet. Scattered showers. Winds and seas higher in and near thunderstorms.
Source: National Weather Service Coastal Waters Forecast (CWF), issued 338 PM AST Sat Oct 3 2026, valid until Sun, 04 Oct 2026 08:15 UTC. Original text · All zones