National Weather Service United States Department of Commerce

More heavy rain and mountain snow in the Pacific Northwest on Saturday

Active weather will persist in the Pacific Northwest on Saturday. The hardest hit areas will likely be from the northern California coastline to eastern Washington as rainfall totals will range from 1 to 4 inches. In the higher elevations, precipitation will fall as snow with the some mountain peaks receiving up to a foot.
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Last Update: 827 PM PST FRI DEC 19 2014

View Nearby Observations

Waters from Cape Mendocino to Pt. Arena CA from 10 to 60 nm

Marine Zone Forecast

...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 9 AM PST SATURDAY...



  • SynopsisA DISTANT STORM HAS GENERATED A VERY LARGE LONG PERIOD WESTERLY SWELL. THIS SWELL WILL CONTINUE TO BUILD INTO THE WATERS TONIGHT...THEN SLOWLY SUBSIDE THIS WEEKEND. AN APPROACHING FRONTAL SYSTEM WILL BRING INCREASED SOUTHERLY WINDS AND SHORT PERIOD SOUTHERLY WAVES LATE TONIGHT AND SATURDAY. CONDITIONS WILL IMPROVE EARLY NEXT WEEK AS HIGH PRESSURE BEGINS TO BUILD OVER THE REGION.
  • Tonight S winds 10 to 20 kt. Waves SW 3 ft at 7 seconds... And W 19 ft at 18 seconds. Chance of rain.
  • Sat SW winds 15 to 25 kt. Waves NW 4 ft at 7 seconds...and W 17 ft at 17 seconds. Rain.
  • Sat Night W winds 10 to 20 kt. Waves W 16 ft at 16 seconds. Chance of rain.
  • Sun W winds 10 kt. Waves W 12 ft at 14 seconds.
  • Sun Night NW winds 10 kt. Waves W 11 ft at 13 seconds.
  • Mon N winds 10 to 20 kt. Waves N 4 ft at 5 seconds...and W 10 ft at 15 seconds.
  • Tue NW winds 10 to 20 kt. Waves N 4 ft at 5 seconds...and W 11 ft at 18 seconds.
  • Wed N winds 20 to 30 kt. Waves N 8 ft at 6 seconds...and W 11 ft at 16 seconds.



Additional Forecasts and Information

Zone Area Forecast for Waters from Cape Mendocino to Pt. Arena CA from 10 to 60 nm
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