Cool and Dry in the East; Turning Stormy in the Northwest

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 rain and high elevation snow. Northern California will benefit from rainfall this week that will aid firefighters given the recent large wildfires.
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Hazardous Weather Conditions

Last Update: 1048 AM AST Tue Oct 17 2017

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San Juan, PR Local Forecast Office

23NM WNW San Juan PR

Marine Zone Forecast


Rest Of Today
East winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 8 seconds. Scattered thunderstorms.
Tonight
East winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 8 seconds. Scattered thunderstorms through the night.
Wednesday
East winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Northeast swell around 4 feet in the afternoon. and isolated thunderstorms.
Wednesday Night
East winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 8 seconds. Northeast swell around 4 feet in the evening. Scattered showers in the evening. Isolated thunderstorms through the night.
Thursday
East winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Northeast swell around 4 feet. Isolated thunderstorms.
Friday
East winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 8 seconds. Isolated thunderstorms, then isolated showers.
Saturday
East winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas up to 5 feet. Dominant period 8 seconds. Isolated thunderstorms, then isolated showers.
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ABOUT THIS FORECAST

Last Update: 1048 AM AST Tue Oct 17 2017
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