Powerful Pacific System Impacting the West; First Significant Snow for Portions of the East
Power Pacific system will continue to bring significant impacts for Pacific Northwest into northern California the remainder of the week. Dangerous coastal affects, heavy rain, flooding, strong winds, and higher elevation mountain snow continues. Meanwhile, a storm across the east is set to bring the first accumulating snow to many higher elevations of the Catskills into the central Appalachians. Read More >
Hazardous Weather Conditions
Last Update: 1012 AM EST Thu Nov 21 2024
For More Weather Information:
8NM S Hyannis MA
Marine Zone Forecast
...GALE WARNING IN EFFECT FROM 5 PM EST THIS AFTERNOON THROUGH LATE TONIGHT...
Today
E winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. Wave detail: SE 4 ft at 5 seconds and E 1 foot at 11 seconds. Rain. Patchy fog this afternoon with vsby 1 nm or less.
Tonight
E winds 20 to 25 kt, becoming S after midnight. Gusts up to 35 kt. Seas 4 to 5 ft. Wave detail: E 4 ft at 5 seconds and SW 3 ft at 4 seconds. Rain, mainly in the evening. Patchy fog in the evening with vsby 1 to 3 nm.
Fri
SW winds 10 to 15 kt, becoming SE in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave detail: SW 3 ft at 4 seconds and E 2 ft at 7 seconds. A chance of rain in the morning, then rain in the afternoon.
Fri Night
E winds 10 to 15 kt, becoming N after midnight. Gusts up to 20 kt. Seas 2 to 3 ft. Wave detail: E 2 ft at 5 seconds and NW 1 foot at 3 seconds. Rain.
Sat
NW winds 15 to 20 kt, becoming W 20 to 25 kt in the afternoon. Gusts up to 30 kt. Seas 3 to 5 ft. Wave detail: W 4 ft at 4 seconds and E 2 ft at 6 seconds. Rain.
Sat Night
W winds 20 to 25 kt, increasing to 25 to 30 kt after midnight. Seas 4 to 6 ft. Wave detail: W 4 ft at 4 seconds and E 3 ft at 8 seconds. A chance of rain.
Sun And Sun Night
W winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft.
Mon
W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
Mon Night
SW winds 10 to 15 kt. Seas around 2 ft. A chance of rain.
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
RADAR & SATELLITE IMAGES
