Heavy Snow from the Midwest into the Great Lakes; Locally Heavy Rain in the Western Gulf Coast
A significant winter storm will produce a broad area of moderate to heavy snow from the Midwest through the western Great Lakes. Significant snow accumulations of 6-12 inches, and locally more than 1 foot, and gusty wind may cause hazardous travel conditions. Thunderstorms, some severe, and showers may produce locally heavy rain and isolated flash flooding along the western Gulf Coast. Read More >
Hazardous Weather Conditions
Last Update: 1004 AM EST Sun Nov 30 2025
For More Weather Information:
6NM WNW Portsmouth RI
Marine Zone Forecast
This Afternoon
S winds 10 to 15 kt, increasing to 20 to 25 kt. Waves 2 to 4 ft. Patchy fog. A chance of rain with vsby 1 to 3 nm.
Tonight
SW winds 20 to 25 kt, becoming W 15 to 20 kt after midnight. Gusts up to 30 kt. Waves 3 to 5 ft. Patchy fog in the evening. Rain in the evening with vsby 1 to 3 nm.
Mon
NW winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 3 ft.
Mon Night
N winds 5 to 10 kt, becoming E after midnight. Waves around 2 ft in the evening, then 1 foot or less.
Tue
SE winds 5 to 10 kt, becoming E 10 to 15 kt with gusts up to 20 kt in the afternoon. Waves 1 foot or less, then around 2 ft in the afternoon. Rain. Vsby 1 to 3 nm in the afternoon.
Tue Night
N winds 15 to 20 kt with gusts up to 25 kt. Waves 2 to 3 ft. Rain, mainly in the evening with vsby 1 to 3 nm.
Wed Through Thu Night
NW winds 20 to 25 kt with gusts up to 30 kt. Waves 2 to 4 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.
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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