Strong Storm System To Impact The West

A large, strong and moist Pacific storm system will impact a good portion of the West on Friday through the upcoming weekend. Heavy rain, strong winds, heavy mountain snow and rough surf can be expected. The heavy rain may result in some flash flooding on Friday and Saturday across northern portions of California and southwestern Oregon, especially near recent burn scar areas.
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Hazardous Weather Conditions

Last Update: 408 AM AST Fri Dec 6 2019

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San Juan, PR Local Forecast Office

41NM N San Juan PR

Marine Zone Forecast


Synopsis: Moderate east southeast winds are expected to become more easterly today and persist through the weekend. This will create a light to moderate chop across portions of the local waters and passages. Passing showers are expected to continue over the local waters during the rest of the early morning. Another northerly swell is forecast to move across the Atlantic and Caribbean Passages late Sunday into Monday. This along with increasing east to northeast winds will create choppy and hazardous seas.

Today
East winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Dominant period 10 seconds. Isolated showers.
Tonight
East winds 10 to 15 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 9 seconds. Isolated showers.
Saturday
East winds 10 to 15 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 9 seconds. Scattered showers.
Saturday Night
East winds 10 to 15 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 10 seconds. Isolated showers.
Sunday
East winds 15 to 20 knots. Seas 4 to 6 feet with occasional seas up to 8 feet. Dominant period 10 seconds. Isolated showers.
Monday
East winds 15 to 20 knots. Seas 5 to 7 feet with occasional seas up to 9 feet. Dominant period 8 seconds. North swell around 4 feet. Isolated showers.
Tuesday
East winds 15 to 20 knots. Seas 6 to 8 feet with occasional seas up to 10 feet. Dominant period 8 seconds. North swell around 4 feet. Isolated showers.
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ABOUT THIS FORECAST

Last Update: 408 AM AST Fri Dec 6 2019
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