Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley
A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >
Hazardous Weather Conditions
Last Update: 1032 PM EDT Sun Mar 15 2026
For More Weather Information:
3NM NE Content Keys FL
Marine Zone Forecast
Overnight
Southeast to south winds near 15 knots. Seas 1 to 2 feet, except 2 to 3 feet west of the marquesas keys. Nearshore waters a moderate chop. A chance of showers and thunderstorms. winds and seas will be higher in and around showers and thunderstorms.
Monday
South winds 10 to 15 knots, becoming south to southwest. Seas 1 to 2 feet, except 2 to 3 feet west of the marquesas keys. nearshore waters a light to moderate chop. A chance of showers and thunderstorms.
Monday Night
Southwest to west winds 10 to 15 knots, becoming northwest 15 to 20 knots. Seas 1 to 2 feet. West of the marquesas keys, seas 2 to 3, building to 3 to 4, occasionally to 5 feet. nearshore waters a light to moderate chop, becoming choppy. showers likely with a chance of thunderstorms.
Tuesday
North winds near 20 knots, becoming north to northeast 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. West of the marquesas keys, seas 4 to 6 feet, occasionally to 8 feet, building to 6 to 7 feet, occasionally to 9 feet. Nearshore waters rough, becoming choppy. A chance of showers and thunderstorms.
Tuesday Night
North to northeast winds near 20 knots. Seas 3 to 5 feet, occasionally to 6 feet, except 5 to 6 feet, occasionally to 8 feet west of the marquesas keys. Nearshore waters rough. A chance of showers and thunderstorms.
Wednesday
Northeast winds near 20 knots. Seas 3 to 5 feet, occasionally to 6 feet, except 5 to 6 feet, occasionally to 8 feet west of the marquesas keys. Nearshore waters rough. A chance of showers and thunderstorms.
Wednesday Night
North to northeast winds near 20 knots. Seas 3 to 5 feet, occasionally to 6 feet, except 5 to 6 feet, occasionally to 8 feet west of the marquesas keys. Nearshore waters rough. A slight chance of thunderstorms. A chance of showers.
Thursday
North to northeast winds near 20 knots, decreasing to 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet, except 4 to 6 feet, occasionally to 8 feet west of the marquesas keys. nearshore waters rough, becoming choppy. A chance of showers with a slight chance of thunderstorms.
Thursday Night
North to northeast winds near 20 knots. Seas 2 to 4 feet, occasionally to 5 feet, except 4 to 6 feet, occasionally to 8 feet west of the marquesas keys. Nearshore waters rough. A slight chance of showers.
Friday
North to northeast winds 15 to 20 knots, becoming north 10 to 15 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet, except 4 to 6 feet, occasionally to 8 feet west of the marquesas keys. Nearshore waters choppy, becoming light to moderate chop. A slight chance of showers.
Friday Night
North to northeast winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet, except 4 to 6 feet, occasionally to 8 feet west of the marquesas keys. Nearshore waters a light to moderate chop.
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