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.

Current Conditions

Lower Columbia Basin of Washington

Zone Forecast

  • Rest Of Today Cloudy with a 20 percent chance of rain. Windy. Highs 55 to 60. Southwest wind 20 to 30 mph.
  • Tonight Mostly cloudy in the evening then clearing. Breezy. Lows 36 to 41. Southwest wind 15 to 25 mph decreasing to 10 to 15 mph overnight.
  • Monday Partly cloudy. Cooler. Highs 44 to 49. Southwest wind 10 to 15 mph.
  • Monday Night Mostly cloudy. Patchy fog through the night. Lows 31 to 36. South wind 5 to 10 mph.
  • Tuesday Patchy fog in the morning. Mostly cloudy. Highs 41 to 46. Southeast wind around 5 mph shifting to the southwest in the afternoon.
  • Tuesday Night Mostly cloudy. A slight chance of rain. Lows 33 to 38.
  • Wednesday Rain likely. Highs 42 to 47.
  • Wednesday Night Mostly cloudy. A chance of rain. Lows 29 to 34.
  • Christmas Day And Thursday Night Partly cloudy. Highs 37 to 42. Lows 24 to 29.
  • Friday Through Saturday Mostly cloudy. Highs 35 to 40. Lows 26 to 31.