National Weather Service United States Department of Commerce

Unsettled weather forecast across eastern U.S.

A storm system moving across the Great Lakes will bring unsettled weather to parts of the eastern U.S. on Monday, with widespread rain is expected across much of the Northeast. Snow is likely across Wisconsin and the western Great Lakes. Snow is also expected across the central and northern Rockies Monday into Tuesday.
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Current Conditions

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Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Today

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

High: 42 °F

Tonight

Rain Chance for Measurable Precipitation 90%

Rain

Low: 39 °F

Tuesday

Rain Chance for Measurable Precipitation 90%

Rain

High: 46 °F

Tuesday
Night

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

Low: 40 °F

Wednesday

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

High: 47 °F

Wednesday
Night

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

Low: 37 °F

Thanksgiving
Day

Rain Chance for Measurable Precipitation 80%

Rain

High: 45 °F

Thursday
Night

Rain Likely

Rain
Likely

Low: 34 °F

Friday

Rain

Rain

High: 44 °F

Detailed Forecast

  • Today A chance of snow between 10am and 4pm, then rain, possibly mixed with snow. High near 42. South wind 6 to 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
  • Tonight Rain. Low around 39. Southwest wind 8 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
  • Tuesday Rain. High near 46. Breezy, with a west southwest wind around 22 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
  • Tuesday Night Rain likely, mainly before 10pm. Cloudy, with a low around 40. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Wednesday A 30 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 47. Southwest wind 10 to 15 mph, with gusts as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.
  • Wednesday Night A 40 percent chance of rain. Mostly cloudy, with a low around 37.
  • Thanksgiving Day Rain. High near 45. Breezy. Chance of precipitation is 80%.
  • Thursday Night Rain likely. Cloudy, with a low around 34. Breezy.
  • Friday Rain. Cloudy, with a high near 44.
  • Friday Night Rain. Cloudy, with a low around 34.
  • Saturday A chance of snow. Cloudy, with a high near 44.
  • Saturday Night A chance of snow. Cloudy, with a low around 35.
  • Sunday A chance of snow. Cloudy, with a high near 44.