National Weather Service United States Department of Commerce

Snow for Ohio Valley and mid-Atlantic Sunday into Monday; significant snowstorm forecast for the Northeast Monday into Tuesday

The clipper system bringing snow to the Ohio Valley and mid-Atlantic Sunday and Monday will transition to a strong nor'easter Monday into Tuesday. Heavy snow and strong wind, even blizzard conditions, are possible in parts of the northern mid-Atlantic and New England. A Blizzard Watch is in effect for Long Island and coastal Massachusetts. Winter Storm Watches stretch from Delaware to Maine.
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Last Update: 254 AM PST SUN JAN 25 2015

View Nearby Observations

Coastal Waters from Point Arena to Point Reyes California out to 10 nm

Marine Zone Forecast





  • SynopsisHIGH PRESSURE WILL REMAIN OVER THE GREAT BASIN TODAY AND TONIGHT BUT GRADUALLY WEAKEN. WINDS WILL BE EAST TO SOUTHEAST FROM TODAY THROUGH TUESDAY. WEAK HIGH PRESSURE WILL BUILD OFF THE PACIFIC NORTHWEST WEDNESDAY AND THURSDAY FOR A RETURN TO NORTHWEST WINDS. A LARGE LONG PERIOD SWELL WILL CONTINUE TO IMPACT THE COASTAL WATERS THROUGH THIS AFTERNOON. THIS LONG PERIOD SWELL WILL RESULT IN LARGE BREAKERS NEAR BARS...SHOALS AND JETTIES LEADING TO HAZARDOUS CONDITIONS ALONG THE COAST.
  • Today SE winds 10 kt. Wind waves 2 ft or less. W swell 6 to 8 ft at 15 seconds.
  • Tonight E winds 5 kt. Wind waves 2 ft or less. W swell 7 to 9 ft at 15 seconds.
  • Mon E winds 10 kt. Wind waves 2 ft or less. W swell 6 to 8 ft at 15 seconds.
  • Mon Night SE winds 5 kt. Wind waves 2 ft or less. W swell 6 to 8 ft at 15 seconds.
  • Tue SE winds 10 kt. Wind waves 2 ft or less. W swell 5 to 7 ft at 15 seconds.
  • Wed NW winds 5 to 15 kt. Wind waves 1 to 3 ft. W swell 3 to 5 ft.
  • Thu NW winds 5 to 15 kt. Wind waves 1 to 3 ft. W swell 3 to 5 ft.



Additional Forecasts and Information

Zone Area Forecast for Coastal Waters from Point Arena to Point Reyes California out to 10 nm
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