Excessive Rainfall Possible for the Gulf Coast and Florida; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across parts of the Gulf Coast into central/northern Florida early this week. Abnormally hot, potentially record-breaking, temperatures will continue for southern California and stretch north toward the Bay Area and Central Valley this week. Read More >

Hazardous Weather Conditions

Last Update: 424 PM EDT Sun Oct 4 2026

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Key West, FL Local Forecast Office

45NM SSW Rebecca Shoal Light FL

Marine Zone Forecast


Tonight
East to southeast winds 10 to 15 knots, decreasing to near 10 knots. Seas 2 to 3 feet, subsiding to around 2 feet. Wave detail: east 3 feet at 5 seconds. A slight chance of showers and thunderstorms.
Monday
East to southeast winds 5 to 10 knots, becoming east. seas around 2 feet, subsiding to 1 to 2 feet. Wave detail: east to southeast 2 feet at 4 seconds. A slight chance of showers and thunderstorms.
Monday Night
East winds 5 to 10 knots, becoming east to southeast. Seas around 1 foot. Wave detail: east 1 foot at 4 seconds. A slight chance of showers and thunderstorms.
Tuesday
Southeast winds 5 to 10 knots, becoming variable and decreasing to near 5 knots. Seas around 1 foot. A slight chance of showers and thunderstorms.
Tuesday Night
Variable near 5 knots, becoming southeast to south and increasing to 5 to 10 knots. Seas around 1 foot. A slight chance of showers and thunderstorms.
Wednesday
South to southwest winds 5 to 10 knots, decreasing to near 5 knots. Seas around 1 foot. A chance of showers with a slight chance of thunderstorms.
Wednesday Night
South to southwest winds near 5 knots, increasing to 5 to 10 knots. Seas around 1 foot. A chance of showers and thunderstorms.
Thursday
South winds 5 to 10 knots, decreasing to near 5 knots. Seas around 1 foot. A chance of showers and thunderstorms.
Thursday Night
Southeast winds near 5 knots, increasing 5 to 10 knots. Seas around 1 foot, building 1 to 2 feet. A slight chance of showers and thunderstorms.
Friday
Southeast winds 5 to 10 knots, becoming east. Seas 1 to 2 feet. A slight chance of showers and thunderstorms.
Friday Night
East to southeast winds near 10 knots, increasing 10 to 15 knots. Seas 1 to 2 feet, building 2 to 3 feet. A chance of showers and thunderstorms.



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424 PM EDT Sun Oct 4 2026
 
 

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