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Coastal Waters Forecast for Coastal Waters OF Northwestern Puerto Rico out 10 NM (AMZ742) (Text-Only)
NWS Forecast for: Coastal Waters OF Northwestern Puerto Rico out 10 NM (AMZ742)
Issued by: National Weather Service San Juan, PR
Last Update: 336 AM AST Sun Apr 19 2026


Today: East winds 5 to 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: northeast 3 feet at 7 seconds and northeast 1 foot at 12 seconds. Isolated showers this morning, then showers with isolated thunderstorms this afternoon.

Tonight: East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: northeast 3 feet at 7 seconds and northeast 2 feet at 12 seconds. Scattered showers in the evening.

Monday: Northeast winds 5 to 10 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: northeast 3 feet at 7 seconds and northeast 2 feet at 12 seconds. Numerous showers in the afternoon.

Monday Night: East winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: northeast 2 feet at 6 seconds and northeast 2 feet at 11 seconds. Scattered showers in the evening.

Tuesday: East winds 5 to 10 knots, becoming north in the afternoon. Seas 2 to 3 feet. Wave detail: northeast 2 feet at 6 seconds and northeast 1 foot at 11 seconds. Scattered showers in the afternoon.

Tuesday Night: Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: northeast 2 feet at 6 seconds and northeast 1 foot at 11 seconds. Scattered showers.

Wednesday: Northeast winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Scattered showers in the afternoon.

Wednesday Night: Northeast winds 10 to 15 knots, becoming east 5 to 10 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet.

Thursday: Northeast winds 5 to 10 knots. Seas 4 to 6 feet, occasionally to 8 feet. Scattered showers in the afternoon.

Thursday Night: Northeast winds 10 to 15 knots, becoming east 5 to 10 knots after midnight. Seas 4 to 6 feet, occasionally to 8 feet. Scattered showers.

winds and seas higher in and near thunderstorms.







Zone Forecast: Coastal Waters OF Northwestern Puerto Rico out 10 NM (AMZ742)

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