Nor'easter Bringing Dangerous Coastal Conditions to the Mid-Atlantic; Pacific Storm to Impact the Southwest U.S.
A Nor'easter well off the East Coast will slowly track north this week and may gain some subtropical characteristics. Strong onshore winds will bring flooding, dangerous marine conditions, and beach erosion along the Mid-Atlantic coast. A Pacific storm will bring gusty winds, severe thunderstorms, and mountain snow to portions of California and the Southwest U.S. through Thursday. Read More >
Hazardous Weather Conditions
Last Update: 426 PM EDT Tue Oct 20 2026
For More Weather Information:
3NM NE Content Keys FL
Marine Zone Forecast
Tonight
Northeast winds near 15 knots, increasing to near 20 knots. Seas 2 to 3 feet, except 3 to 4 feet, occasionally to 5 feet west of the marquesas keys. Nearshore waters a moderate chop, becoming rough. A slight chance of showers.
Wednesday
Northeast winds 15 to 20 knots, decreasing to 10 to 15 knots. Seas subsiding to 1 to 2 feet, except subsiding to 2 to 3 feet west of the marquesas keys. Nearshore waters choppy, becoming a light to moderate chop. A slight chance of showers.
Wednesday Night And Thursday
Northeast winds 10 to 15 knots. seas 1 to 2 feet, except 2 to 3 feet west of the marquesas keys. nearshore waters a light to moderate chop. A slight chance of showers.
Thursday Night
Northeast winds near 15 knots, increasing to 15 to 20 knots. Seas building to 2 to 3 feet, except building to 3 to 4 feet, occasionally to 5 feet west of the marquesas keys. nearshore waters a moderate chop, becoming choppy. A chance of showers with a slight chance of thunderstorms.
Friday
Northeast winds 15 to 20 knots, increasing to near 20 knots. Seas 2 to 4 feet, occasionally to 5 feet, except 4 to 5 feet, occasionally to 6 feet west of the marquesas keys. Nearshore waters choppy, becoming rough. A chance of showers with a slight chance of thunderstorms.
Friday Night
Northeast winds near 20 knots, increasing to 20 to 25 knots. Seas 2 to 4 feet, occasionally to 5 feet, except 4 to 5 feet, occasionally to 6 feet west of the marquesas keys. nearshore waters rough, becoming very rough. A chance of showers with a slight chance of thunderstorms.
Saturday
Northeast winds near 25 knots. Seas 3 to 5 feet, occasionally to 6 feet, except 5 to 7 feet, occasionally to 9 feet west of the marquesas keys. Nearshore waters extremely rough. A chance of showers and thunderstorms.
Saturday Night
Northeast winds 25 to 30 knots. Seas 4 to 6 feet, occasionally to 8 feet, except 6 to 9 feet, occasionally to 11 feet west of the marquesas keys. Nearshore waters extremely rough. Showers likely with a chance of thunderstorms.
Sunday
Northeast winds 25 to 30 knots. Seas 4 to 6 feet, occasionally to 8 feet, except 6 to 9 feet, occasionally to 11 feet west of the marquesas keys. Nearshore waters extremely rough. Showers likely with a chance of thunderstorms.
Sunday Night
Northeast winds 25 to 30 knots. Seas 4 to 6 feet, occasionally to 8 feet, except 6 to 9 feet, occasionally to 11 feet west of the marquesas keys. Nearshore waters extremely rough. A showers of showers with a slight chance of thunderstorms.
Additional Forecasts and Information
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