Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Last Update: 424 PM EST Tue Jan 20 2026

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Key West, FL Local Forecast Office

6NM WNW Pulaski Shoal Light FL

Marine Zone Forecast


Tonight
Northeast winds 20 to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave detail: north 6 feet at 6 seconds.
Wednesday
Northeast to east winds near 20 knots, decreasing to 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet, subsiding to 3 to 6 feet, occasionally to 7 feet. Wave detail: northeast 5 feet at 5 seconds.
Wednesday Night
Northeast to east winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: north to northeast 3 feet at 4 seconds. Isolated showers.
Thursday
Northeast to east winds near 15 knots, becoming northeast near 10 knots. Seas 2 to 4 feet, occasionally to 5 feet, subsiding to 1 to 3 feet. Isolated showers.
Thursday Night
Northeast to east winds near 10 knots. Seas 1 to 2 feet. Isolated showers.
Friday
East winds near 10 knots. Seas 1 to 2 feet. Isolated showers.
Friday Night
Northeast to east winds near 10 knots. Seas 1 to 2 feet. Isolated showers.
Saturday
East winds 10 to 15 knots. Seas 1 to 2 feet. Isolated showers.
Saturday Night
East to southeast winds 5 to 10 knots. Seas 1 to 2 feet. Isolated showers.
Sunday
South winds near 5 knots, becoming southwest to west. seas around 1 foot. Isolated showers.
Sunday Night
West to northwest winds near 10 knots, becoming northwest to north and increasing to 10 to 15 knots. Seas 1 to 2 feet, building to 2 to 3 feet. Isolated showers.



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424 PM EST Tue Jan 20 2026
 
 

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