National Weather Service United States Department of Commerce

Rain Spreads Across the Eastern U.S. as Snow Moves Into the Great Lake States

Strong low pressure will move from the south to the Great Lake States Monday and Tuesday. A warm front will spread rain along the eastern seaboard while snow moves into the Great Lake States. Heavy snow is also expected across the northern Rocky Mountains and higher elevations of the Pacific Northwest.
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Current Conditions

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6 Miles ESE Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

This
Afternoon

Rain Chance for Measurable Precipitation 100%

Rain

High: 37 °F

Tonight

Showers Chance for Measurable Precipitation 90%

Showers

Low: 37 °F

Monday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 43 °F

Monday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 39 °F

Tuesday

Rain Chance for Measurable Precipitation 80%

Rain

High: 47 °F

Tuesday
Night

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

Low: 41 °F

Wednesday

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

High: 47 °F

Wednesday
Night

Chance Rain

Chance
Rain

Low: 36 °F

Thanksgiving
Day

Chance Rain

Chance
Rain

High: 45 °F

Detailed Forecast

  • This Afternoon Rain and possibly a thunderstorm before 4pm, then showers and possibly a thunderstorm after 4pm. High near 37. West southwest wind around 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Tonight Showers, mainly before 10pm. Low around 37. West wind 5 to 8 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
  • Monday Rain likely, mainly after 4pm. Mostly cloudy, with a high near 43. Light south southeast wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
  • Monday Night Rain. Low around 39. South wind 5 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
  • Tuesday Rain. High near 47. West southwest wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
  • Tuesday Night A 50 percent chance of rain. Mostly cloudy, with a low around 41.
  • Wednesday A 30 percent chance of rain. Mostly cloudy, with a high near 47.
  • Wednesday Night A chance of rain. Mostly cloudy, with a low around 36.
  • Thanksgiving Day A chance of rain. Mostly cloudy, with a high near 45.
  • Thursday Night A chance of rain. Cloudy, with a low around 35.
  • Friday A chance of rain. Cloudy, with a high near 43.
  • Friday Night Rain likely. Cloudy, with a low around 35.
  • Saturday Rain likely. Cloudy, with a high near 44.