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 Pacific Northwest through late 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: 353 PM CST SUN DEC 21 2014

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Coastal waters from Baffin Bay to Port Mansfield TX out 20 NM

Marine Zone Forecast

SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES...ALONG WITH THE OCCASIONAL HEIGHT OF THE AVERAGE HIGHEST 10 PERCENT OF THE WAVES


  • SynopsisLIGHT NORTHEAST WINDS AND LOW TO MODERATE SEAS WILL PREVAIL TODAY. WINDS WILL BECOME LIGHT SOUTH TONIGHT AND MONDAY...INCREASING TO MODERATE SOUTHEAST BY MONDAY AFTERNOON. SEAS WILL REMAIN LOW TO MODERATE THROUGH MONDAY. A STRONG COLD FRONT WILL ARRIVE ON TUESDAY...PRODUCING GALE FORCE WIND GUSTS FROM THE NORTH AND HIGH SEAS. HAZARDOUS MARINE CONDITIONS WILL THEN PERSIST THROUGH WEDNESDAY.
  • Tonight Northeast winds 8 to 11 knots shifting south 7 to 10 knots after midnight. Seas 2 to 3 feet. Slight chance of rain.
  • Monday South winds 9 to 14 knots increasing to 12 to 15 knots in the afternoon. Seas 2 to 3 feet.
  • Monday Night South winds 11 to 15 knots. Seas 2 to 4 feet with occasional seas up to 5 feet.
  • Tuesday Southwest winds 11 to 15 knots becoming west 14 to 19 knots with gusts to around 30 knots late in the morning...then becoming northwest 25 to 30 knots in the afternoon. Seas 3 to 5 feet with occasional seas up to 6 feet building to 4 to 6 feet with occasional seas up to 8 feet late in the afternoon. Slight chance of showers.
  • Tuesday Night Northwest winds 22 to 27 knots. Seas 7 to 11 feet with occasional seas up to 14 feet.
  • Wednesday Southwest winds 19 to 24 knots. Seas 5 to 8 feet with occasional seas up to 10 feet.
  • Thursday South winds 15 to 20 knots. Seas 2 to 4 feet with occasional seas up to 5 feet.
  • Friday East winds 14 to 19 knots. Seas 3 to 5 feet with occasional seas up to 6 feet.



Additional Forecasts and Information

Zone Area Forecast for Coastal waters from Baffin Bay to Port Mansfield TX out 20 NM
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