Critical Fire Weather in the High Plains; Heat Continues in the West

Critical fire weather conditions will persist in the central High Plains through Friday as gusty winds and dry conditions continue. The heat wave across the West and Southwest will continue to intensify through the week, with daily and monthly record highs expected to be broken. Read More >

Hazardous Weather Conditions

Small Craft Advisory until March 19, 10:00 AM CDT

Last Update: 425 PM EDT Wed Mar 18 2026

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For More Weather Information:

Key West, FL Local Forecast Office

23NM N Smith Shoal Light FL

Marine Zone Forecast

Tonight

North to northeast winds near 20 knots. Seas 4 to 6 feet, occasionally to 7 feet. Wave detail: northwest to north 5 feet at 6 seconds. A slight chance of showers.

Thursday

North to northeast winds near 20 knots, decreasing to 15 to 20 knots. Seas 4 to 6 feet, occasionally to 7 feet, subsiding to 3 to 5 feet, occasionally to 6 feet. Wave detail: north to northeast 5 feet at 5 seconds and west 1 foot at 7 seconds.

Thursday Night

North to northeast winds near 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: north 4 feet at 5 seconds. A slight chance of showers.

Friday

North to northeast winds near 20 knots, decreasing to near 15 knots. Seas 3 to 5 feet, occasionally to 6 feet, subsiding to 3 to 4 feet, occasionally to 5 feet.

Friday Night

North to northeast winds near 15 knots. Seas 2 to 4 feet, occasionally to 5 feet.

Saturday

Northeast winds 10 to 15 knots, decreasing to near 10 knots. Seas 2 to 3 feet, subsiding to 1 to 2 feet.

Saturday Night Through Monday

Northeast to east winds 5 to 10 knots. Seas 1 to 2 feet.

Monday Night

North to northeast winds 5 to 10 knots. Seas around 1 foot.