Hurricane Lowell to Impact Kauai; Heat Continues in the South-Central U.S.

Hurricane Lowell is forecast to pass west of Kauai today. Impacts such as high surf and heavy rain could impact all of the islands. A Hurricane Warning is in effect for Kauai, Niihau and the surrounding coastal waters. Sweltering heat remains across the South-Central Plains and Lower/Middle Mississippi Valley, as well as in the Southwest this week with limited nighttime relief. Read More >

Hazardous Weather Conditions

Last Update: 1021 AM EDT Tue Sep 8 2026

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Key West, FL Local Forecast Office

3NM SE Key Largo FL

Marine Zone Forecast


This Afternoon
Variable winds near 5 knots. Seas 1 foot or less. Nearshore waters smooth. A chance of showers with a slight chance of thunderstorms.
Tonight
Variable winds near 5 knots, becoming east near 10 knots. Seas around 1 foot. Nearshore waters smooth, becoming smooth to a light chop. A chance of showers with a slight chance of thunderstorms.
Wednesday
East winds near 10 knots. Seas around 1 foot. nearshore waters a light chop. A chance of showers with a slight chance of thunderstorms.
Wednesday Night
East winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. A chance of showers with a slight chance of thunderstorms.
Thursday
East to southeast winds around 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. A chance of showers with a slight chance of thunderstorms.
Thursday Night
East to southeast winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. A chance of showers with a slight chance of thunderstorms.
Friday
East to southeast winds 5 to 10 knots. Seas 1 to 2 feet. Nearshore waters smooth to a light chop. A chance of showers with a slight chance of thunderstorms.
Friday Night
East to southeast winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. A chance of showers and thunderstorms.
Saturday
East to southeast winds near 10 knots. Seas 1 to 2 feet. Nearshore waters a light chop. A chance of showers and thunderstorms.
Saturday Night
East to southeast winds 10 to 15 knots. Seas 1 to 2 feet. Nearshore waters a light to moderate chop. A chance of showers and thunderstorms.



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1021 AM EDT Tue Sep 8 2026
 
 

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