National Weather Service United States Department of Commerce

Heavy rain forecast for Pacific Northwest this week

A cold front moving onshore along the Pacific Northwest and northern California coast will bring heavy rain to the region through the first part of the week. A second cold front expected to move onshore by late Tuesday, bringing additional rain and higher-elevation snow to the region.
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Last Update: 908 AM PDT MON OCT 20 2014

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Northern Inland Waters Including The San Juan Islands

Marine Zone Forecast

...GALE WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH LATE TUESDAY
NIGHT...


  • SynopsisA WEAK SURFACE TROUGH WILL PASS THROUGH THE COASTAL WATERS TODAY. ANOTHER STRONGER LOW PRESSURE SYSTEM WILL AFFECT THE WATERS LATE TUE AND TUE NIGHT. ADDITIONAL FRONTAL SYSTEMS WILL MOVE THROUGH THE WATERS MID TO LATE WEEK.
  • Today S wind 10 to 20 kt...becoming 5 to 15 kt in the afternoon. Wind waves 1 to 3 ft. Showers in the morning...then showers likely in the afternoon.
  • Tonight SE wind 5 to 15 kt. Wind waves 2 ft or less. Showers likely in the evening...then a chance of showers after midnight.
  • Tue SE wind 10 to 20 kt...rising to 15 to 25 kt in the afternoon. Wind waves 1 to 3 ft...building to 2 to 4 ft in the afternoon. A chance of rain.
  • Tue Night SE wind 15 to 25 kt...rising to 30 to 40 kt after midnight. Wind waves 2 to 4 ft...building to 5 to 7 ft after midnight.
  • Wed S wind 5 to 15 kt...becoming SE 15 to 25 kt in the afternoon. Wind waves 2 ft or less...building to 2 to 4 ft in the afternoon.
  • Wed Night S wind 10 to 20 kt. Wind waves 1 to 3 ft.
  • Thu S wind 10 to 20 kt...easing to 10 kt. Wind waves 1 to 3 ft... Subsiding to 1 ft or less.
  • Fri E wind 5 to 15 kt...becoming 10 to 20 kt. Wind waves 1 to 3 ft.



Additional Forecasts and Information

Zone Area Forecast for Northern Inland Waters Including The San Juan Islands
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