Fall Weather Pattern Arrives

Rain and much cooler temperatures behind a cold front will bring a feeling of fall to the east coast today. In addition, an active fall storm pattern developing in the Pacific Northwest this week will bring areas of heavy rains, and very high elevations could receive heavy snow. Wetting rains to the valley floors will spread south Thu and Fri into northern California,where active fires continue.
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Coastal Waters Forecast for Coastal Waters of Southern Puerto Rico out 10 NM (AMZ735) (Text-Only)
NWS Forecast for: Coastal Waters of Southern Puerto Rico out 10 NM (AMZ735)
Issued by: National Weather Service San Juan, PR
Last Update: 341 AM AST Tue Oct 17 2017




Today: East winds 15 to 20 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 8 seconds. Isolated thunderstorms through the day. Scattered showers in the afternoon.

Tonight: East winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Scattered showers and isolated thunderstorms.

Wednesday: East winds 15 to 20 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. East swell around 4 feet. Isolated thunderstorms.

Wednesday Night: East winds 15 to 20 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 10 seconds. East swell around 4 feet. Isolated thunderstorms.

Thursday: East winds 15 to 20 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 10 seconds. East swell 4 to 6 feet. Isolated thunderstorms.

Friday: East winds 15 to 20 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 10 seconds. Southeast swell around 4 feet. Isolated showers.

Saturday: East winds 10 to 15 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 7 seconds. Isolated thunderstorms, then isolated showers.



Zone Forecast: Coastal Waters of Southern Puerto Rico out 10 NM (AMZ735)

Visit your local NWS office at: http://www.weather.gov/sanjuan