Excessive Heat in Southern California; Tropical Storm Ian Expected to Rapidly Intensify

Excessive heat is possible through Wednesday over southern California. Strong thunderstorms may pose some risk for severe weather across parts of the upper Ohio Valley into the northern Mid Atlantic coast. Tropical Storm Ian is forecast to approach the Florida peninsula at major hurricane strength by midweek, and poses a risk of dangerous storm surge, hurricane-force winds, and heavy rainfall.
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Hazardous Weather Conditions

Last Update: 903 PM AST Sat Sep 24 2022

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San Juan, PR Local Forecast Office

12NM SW Charlotte Amalie VI

Marine Zone Forecast


Rest Of Tonight
East winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Scattered showers.
Sunday
East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant period 10 seconds. Isolated showers.
Sunday Night
East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant period 7 seconds. Scattered showers.
Monday
East winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Scattered showers. Isolated thunderstorms in the afternoon.
Monday Night
East winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Scattered showers. Isolated thunderstorms after midnight.
Tuesday
East winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds. Scattered showers.
Wednesday
East winds 10 to 15 knots. Seas 2 to 4 feet with occasional seas around 5 feet. Dominant period 10 seconds, subsiding to 7 seconds. Scattered showers.
Thursday
East winds 10 to 15 knots. Seas 1 to 3 feet. Dominant period 11 seconds. Scattered showers.
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ABOUT THIS FORECAST

Last Update: 903 PM AST Sat Sep 24 2022
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