National Weather Service United States Department of Commerce

Heavy snow forecast for parts of Upper Midwest and western Great Lakes

A cold air mass behind a cold front will bring below-normal temperatures across much of the eastern and northern U.S. on Wednesday and allow for snow, heavy at times, to develop across parts of the Upper Midwest and western Great Lakes, mainly from central Minnesota to northern Michigan. Winter Storm Warnings and Winter Weather Advisories are in effect across the region.
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Current Conditions

Lower Columbia Basin of Washington

Zone Forecast

  • Tonight Mostly cloudy. Lows 44 to 49. Southwest wind 10 to 15 mph.
  • Thursday Cloudy. A slight chance of rain in the morning...then rain likely in the afternoon. Highs 60 to 65. South wind 5 to 10 mph shifting to the southwest 10 to 15 mph in the afternoon. Chance of precipitation 60 percent.
  • Thursday Night Mostly cloudy. Showers likely in the evening. Lows 41 to 46. Southwest wind 15 to 20 mph. Chance of precipitation 60 percent.
  • Friday Partly cloudy in the morning then becoming mostly sunny. Breezy. Highs 63 to 68. Southwest wind 15 to 25 mph.
  • Friday Night Mostly clear. Lows 34 to 39. Southwest wind 15 to 20 mph and gusty decreasing to 5 to 10 mph overnight.
  • Saturday Mostly sunny. Highs 70 to 75.
  • Saturday Night Through Sunday Night Partly cloudy. Lows 43 to 49. Highs 66 to 71.
  • Monday Mostly cloudy. A slight chance of showers. Highs 69 to 74.
  • Monday Night Mostly cloudy. A chance of showers. Lows 42 to 47.
  • Tuesday Through Wednesday Mostly cloudy. A slight chance of showers. Highs 64 to 70. Lows 40 to 45.