Heavy Rainfall for Portions of the West and Central U.S.; Monitoring Fire Weather Conditions for New England

Tropical moisture continues to flow across portions of the Great Basin, desert Southwest and California. Isolated instances of flash flooding remains possible. Meanwhile, a storm and associated frontal boundary will focus showers and thunderstorms for the center of the nation. For New England, dry and breezy conditions could enhance favorable fire weather conditions. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Last Update: 349 PM AST Sat Sep 20 2025

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San Juan, PR Local Forecast Office

8NM SSE Ponce PR

Marine Zone Forecast

Tonight

East winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: southeast 2 feet at 5 seconds. Isolated showers after midnight.

Sunday

East winds 5 to 10 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave detail: southeast 2 feet at 4 seconds and east 1 foot at 10 seconds. Scattered showers in the morning.

Sunday Night

East winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: southeast 2 feet at 5 seconds and east 1 foot at 10 seconds.

Monday

East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 5 seconds. Scattered showers in the morning.

Monday Night

East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave detail: east 3 feet at 5 seconds.

Tuesday

East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave detail: east 3 feet at 6 seconds.

Tuesday Night

East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Scattered showers.

Wednesday

East winds 5 to 10 knots. Seas 2 to 3 feet. Scattered showers in the afternoon.