Snow in the Great Lakes; Windy Conditions in the East
Lake effect snow will impact the Great Lakes region through the day. Gusty winds will pick up across the Midwest, Northeast and Mid-Atlantic beginning this afternoon following a cold front. Elevated fire weather conditions will persist across the Desert Southwest today, with critical fire weather conditions developing Wednesday and Thursday in the Southern Plains. Read More >
Hazardous Weather Conditions
Last Update: 403 PM EDT Tue Apr 15 2025
For More Weather Information:
20NM W Hyannis MA
Marine Zone Forecast
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM EDT THIS EVENING THROUGH WEDNESDAY EVENING...
Tonight
W winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. Wave detail: SW 3 ft at 5 seconds and S 2 ft at 9 seconds. Isolated showers this evening.
Wed
W winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Gusts up to 30 kt. Seas 2 to 4 ft. Wave detail: SW 4 ft at 5 seconds and S 3 ft at 9 seconds.
Wed Night
W winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. Wave detail: SW 4 ft at 6 seconds and SW 3 ft at 9 seconds.
Thu
W winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas around 2 ft. Wave detail: SW 2 ft at 7 seconds and SE 1 foot at 9 seconds.
Thu Night
W winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 foot or less. Wave detail: SW 2 ft at 5 seconds and S 1 foot at 8 seconds, becoming SW 1 foot at 5 seconds and S 1 foot at 8 seconds.
Fri
W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 1 foot or less. Wave detail: SW 1 foot at 4 seconds and S 1 foot at 7 seconds.
Fri Night
SW winds 15 to 20 kt, increasing to 20 to 25 kt after midnight. Seas 2 to 4 ft. A chance of showers.
Sat Through Sun
NW winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to 4 ft.
Sun Night
NW winds 5 to 10 kt. Seas around 2 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.
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