Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

Last Update: 1018 AM EST Mon Nov 17 2025

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Key West, FL Local Forecast Office

35NM SE Sombrero Key Light FL

Marine Zone Forecast

This Afternoon

North to northeast winds increasing to near 10 knots. Seas 1 to 2 feet. Wave detail: northeast 1 foot at 3 seconds.

Tonight

Northeast winds 10 to 15 knots, becoming northeast to east and decreasing to near 10 knots after midnight. Seas around 2 feet, subsiding to 1 to 2 feet. Wave detail: northeast 2 feet at 3 seconds.

Tuesday

Northeast to east winds 10 to 15 knots. Seas 1 to 3 feet. Wave detail: northeast to east 2 feet at 4 seconds. isolated showers.

Tuesday Night

East winds 10 to 15 knots. Seas 2 to 3 feet. Isolated showers.

Wednesday

Northeast to east winds 10 to 15 knots. Seas 2 to 3 feet.

Wednesday Night

Northeast to east winds near 15 knots, increasing to 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet.

Thursday

Northeast to east winds 15 to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet.

Thursday Night

East winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Isolated showers.