Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska
A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >
Hazardous Weather Conditions
Last Update: 404 AM EDT Mon Oct 19 2026
For More Weather Information:
60NM SW Nantucket MA
Marine Zone Forecast
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY EVENING...
Today
NE winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 8 ft, building to 7 to 10 ft this afternoon. Wave detail: NE 8 ft at 6 seconds and E 8 ft at 10 seconds, becoming E 10 ft at 11 seconds and NE 8 ft at 7 seconds. A slight chance of showers this afternoon.
Tonight
NE winds 25 to 30 kt with gusts up to 40 kt. Seas 9 to 12 ft. Wave detail: E 12 ft at 11 seconds and N 9 ft at 6 seconds. A chance of showers.
Tue
NE winds 30 to 35 kt with gusts up to 40 kt. Seas 11 to 13 ft. Wave detail: E 12 ft at 10 seconds and N 10 ft at 7 seconds.
Tue Night
NE winds 30 to 35 kt with gusts up to 45 kt. Seas 11 to 14 ft. Wave detail: NE 14 ft at 9 seconds and N 10 ft at 8 seconds.
Wed And Wed Night
NE winds 30 to 35 kt with gusts up to 45 kt. Seas 11 to 14 ft. Wave detail: NE 14 ft at 9 seconds and N 8 ft at 7 seconds. A chance of showers.
Thu
N winds 25 to 35 kt with gusts up to 40 kt. Seas 9 to 12 ft. Wave detail: NE 12 ft at 10 seconds and N 9 ft at 7 seconds. A chance of showers.
Thu Night Through Fri Night
NE winds 25 to 30 kt. Seas 7 to 9 ft.
seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.
seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.
Additional Forecasts and Information
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