National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the West Coast through Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Last Update: 656 PM EST SAT DEC 20 2014

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Coastal waters from Fenwick Island DE to Chincoteague VA out 20 nm

Marine Zone Forecast





  • SynopsisWEAK LOW PRESSURE WILL REMAIN SOMEWHAT STATIONARY OFF THE SOUTHEAST COAST THROUGH TONIGHT. HIGH PRESSURE WILL BE OVER THE AREA AGAIN DURING SUNDAY. ANOTHER LOW PRESSURE SYSTEM MOVES NORTHEAST OUT OF THE GULF OF MEXICO AND UP ALONG THE CAROLINA COAST LATE SUNDAY NIGHT THROUGH MONDAY NIGHT...WASHING OUT OVER THE MID ATLANTIC COAST ON TUESDAY AND TUESDAY NIGHT. THE WATERS WILL BE ADVERSELY IMPACTED AHEAD OF A VERY STRONG COLD FRONT ON WEDNESDAY AND BEHIND IT ON THURSDAY.
  • Tonight N winds 5 to 10 kt. Seas 1 to 2 ft...mainly E swell with a dominant period of 8 seconds.
  • Sun N winds 5 to 10 kt. Seas 2 ft...mainly E swell with a dominant period of 9 seconds.
  • Sun Night N winds 5 to 10 kt. Seas 2 to 3 ft.
  • Mon E winds 10 to 15 kt. Seas 3 to 4 ft. A chance of rain in the morning...then rain likely in the afternoon.
  • Mon Night NE winds 15 to 20 kt. Gusts up to 30 kt in the evening. Seas 4 to 5 ft. Rain.
  • Tue E winds 10 to 15 kt...diminishing to 5 to 10 kt in the afternoon. Seas 3 to 4 ft. A chance of rain.
  • Tue Night SE winds 5 to 10 kt...increasing to 10 to 15 kt after midnight. Seas 4 to 5 ft. Rain.
  • Wed S winds 15 to 20 kt. Seas 4 to 5 ft...building to 5 to 7 ft in the afternoon. Showers.
  • Wed Night S winds 20 to 25 kt. Seas 6 to 8 ft. Rain likely in the evening...then a chance of rain after midnight.
  • Thu W winds 25 to 30 kt. Seas 6 to 8 ft.



Additional Forecasts and Information

Zone Area Forecast for Coastal waters from Fenwick Island DE to Chincoteague VA out 20 nm
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