National Weather Service United States Department of Commerce

Arctic air to drop temperatures across the northern Plain and northern Rockies; will bring snow to the Intermountain West

An arctic front is forecast to plunge through the northern Plains and northern Rockies on Saturday bringing a drastic drop in temperatures across these areas with a burst of snow over much of the Intermountain Region. Arctic air will also filter into the Pacific Northwest bringing with it snow showers and subfreezing low temperatures.
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Current Conditions

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15 Miles N Detroit OR

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Tonight

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 29 °F

Saturday

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

High: 31 °FFalling Temperatures

Saturday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 16 °F

Sunday

Sunny

Sunny

High: 26 °F

Sunday
Night

Wintry Mix Chance for Measurable Precipitation 60%

Wintry
Mix

Low: 20 °F

Monday

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

High: 36 °F

Monday
Night

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

Low: 26 °F

Tuesday

Chance Showers

Chance
Showers

High: 38 °F

Tuesday
Night

Chance Showers

Chance
Showers

Low: 25 °F

Detailed Forecast

  • Tonight Snow showers likely. Cloudy, with a low around 29. West southwest wind 9 to 11 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 3 inches possible.
  • Saturday Snow showers likely, mainly before 10am. Mostly cloudy, with a temperature falling to around 27 by 5pm. Northwest wind 7 to 9 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
  • Saturday Night A 20 percent chance of snow showers before 10pm. Mostly cloudy, then gradually becoming clear, with a low around 16. Light and variable wind becoming east around 5 mph after midnight.
  • Sunday Sunny, with a high near 26. East wind around 11 mph.
  • Sunday Night A slight chance of snow before 10pm, then a slight chance of rain or freezing rain between 10pm and 4am, then snow likely, possibly mixed with rain and freezing rain after 4am. Mostly cloudy, with a low around 20. East wind 9 to 11 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
  • Monday Rain and snow likely, becoming all rain after 10am. Mostly cloudy, with a high near 36. Chance of precipitation is 70%. Little or no snow accumulation expected.
  • Monday Night Rain likely. Mostly cloudy, with a low around 26. Chance of precipitation is 70%.
  • Tuesday A chance of showers. Mostly cloudy, with a high near 38.
  • Tuesday Night A chance of showers. Mostly cloudy, with a low around 25.
  • Wednesday A chance of showers. Cloudy, with a high near 40.
  • Wednesday Night A chance of rain. Cloudy, with a low around 28.
  • Thursday A chance of rain. Cloudy, with a high near 42.
  • Thursday Night A chance of rain. Cloudy, with a low around 29.
  • Friday A chance of rain. Cloudy, with a high near 42.