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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17 Miles ENE 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: 39 °F

Friday

Rain/Snow Chance for Measurable Precipitation 100%

Rain/Snow

High: 35 °FFalling Temperatures

Friday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 29 °F

Saturday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 35 °F

Saturday
Night

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

Low: 29 °F

Sunday

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

High: 35 °F

Sunday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 35 °F

Monday

Rain

Rain

High: 38 °F

Monday
Night

Rain

Rain

Low: 38 °F

Detailed Forecast

  • Overnight Rain. Steady temperature around 39. South southwest wind around 13 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Friday Rain before 11am, then snow showers. Temperature falling to around 30 by noon. West wind 7 to 9 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
  • Friday Night A 50 percent chance of snow showers. Mostly cloudy, with a low around 29. North northwest wind 3 to 6 mph. Little or no snow accumulation expected.
  • Saturday A 40 percent chance of snow showers. Mostly cloudy, with a high near 35. West northwest wind 6 to 10 mph. Little or no snow accumulation expected.
  • Saturday Night A 40 percent chance of snow showers. Mostly cloudy, with a low around 29. West northwest wind around 11 mph, with gusts as high as 18 mph. Little or no snow accumulation expected.
  • Sunday Snow likely, mainly after 11am. Cloudy, with a high near 35. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
  • Sunday Night Rain. Low around 35. Chance of precipitation is 80%.
  • Monday Rain. Cloudy, with a high near 38.
  • Monday Night Rain. Cloudy, with a low around 38.
  • Tuesday Rain. Cloudy, with a high near 43. Breezy.
  • Tuesday Night Rain likely. Cloudy, with a low around 42.
  • Wednesday Rain likely. Mostly cloudy, with a high near 46.
  • Wednesday Night Rain likely. Mostly cloudy, with a low around 43.
  • Thursday Rain likely. Mostly cloudy, with a high near 43.