National Weather Service United States Department of Commerce

Unseasonably cold temperatures spreading into central U.S.

A strong cold front will usher a much colder air mass into the central and eastern U.S. for the end of the work week. Temperatures will be 10 to 20 degrees below average in some areas. Rain and snow will be possible across the Great Lakes on Friday as the system crosses the area. Heavy snow is possible in the central Appalachians Friday night.
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Current Conditions

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6 Miles N Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Overnight

Rain Chance for Measurable Precipitation 100%

Rain

Low: 44 °F

Friday

Rain/Snow Chance for Measurable Precipitation 100%

Rain/Snow

High: 44 °F

Friday
Night

Rain/Snow Likely Chance for Measurable Precipitation 60%

Rain/Snow
Likely

Low: 35 °F

Saturday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 44 °F

Saturday
Night

Chance Rain/Snow Chance for Measurable Precipitation 40%

Chance
Rain/Snow

Low: 37 °F

Sunday

Rain Chance for Measurable Precipitation 80%

Rain

High: 43 °F

Sunday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 42 °F

Monday

Rain

Rain

High: 47 °F

Monday
Night

Rain

Rain

Low: 45 °F

Detailed Forecast

  • Overnight Rain. Low around 44. South southeast wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Friday Rain showers before 11am, then rain and snow showers. High near 44. West wind around 7 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
  • Friday Night Rain and snow showers likely, mainly before 8pm. Mostly cloudy, with a low around 35. Light and variable wind. Chance of precipitation is 60%. Little or no snow accumulation expected.
  • Saturday A chance of snow showers. Mostly cloudy, with a high near 44. West northwest wind 3 to 7 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
  • Saturday Night A chance of rain and snow showers. Cloudy, with a low around 37. West wind around 8 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
  • Sunday Rain, mainly after 11am. High near 43. Chance of precipitation is 80%.
  • Sunday Night Rain. Low around 42. Chance of precipitation is 80%.
  • Monday Rain. Cloudy, with a high near 47.
  • Monday Night Rain. Cloudy, with a low around 45.
  • Tuesday Rain. Cloudy, with a high near 52. Breezy.
  • Tuesday Night Rain likely. Cloudy, with a low around 46.
  • Wednesday Rain likely. Cloudy, with a high near 49.
  • Wednesday Night Rain likely. Mostly cloudy, with a low around 47.
  • Thursday Rain likely. Mostly cloudy, with a high near 48.