Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.
A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >
| NWS Forecast for: Coastal Waters of Northern Puerto Rico out 10 NM (AMZ712) Issued by: National Weather Service San Juan, PR Last Update: 356 PM AST Sat Jul 12 2025 | |
Tonight: East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: northeast 4 feet at 8 seconds. Isolated showers. Sunday: East winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: northeast 3 feet at 9 seconds. Sunday Night: East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: northeast 3 feet at 9 seconds. Scattered showers in the evening. Monday: East winds 10 to 15 knots with gusts up to 20 knots, increasing to 15 to 20 knots with gusts up to 30 knots in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: east 4 feet at 5 seconds and northeast 2 feet at 9 seconds. Scattered showers. Monday Night: East winds 10 to 15 knots with gusts up to 25 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: east 4 feet at 5 seconds and northeast 1 foot at 8 seconds. Scattered showers after midnight. Tuesday: East winds 10 to 15 knots with gusts up to 20 knots, increasing to 15 to 20 knots with gusts up to 30 knots in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: east 4 feet at 7 seconds. Scattered showers. Tuesday Night: East winds 15 to 20 knots with gusts up to 30 knots. Seas 4 to 5 feet, occasionally to 6 feet. Scattered showers. Wednesday: East winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Scattered showers in the afternoon. Wednesday Night: East winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Thursday: East winds 15 to 20 knots, increasing to 20 to 25 knots in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet. Thursday Night: East winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 4 to 5 feet, occasionally to 6 feet. | |
| Zone Forecast: Coastal Waters of Northern Puerto Rico out 10 NM (AMZ712) | |
Visit your local NWS office at: https://www.weather.gov/sju |