National Weather Service United States Department of Commerce

Heavy lake-effect snow continues across lower Great Lakes

Another round of heavy lake-effect snow is forecast for the Great Lakes through mid-day Friday. An additional 30 inches or more could fall in some locations, on top of the impressive amounts that have fallen already. This will result in very difficult or nearly impossible travel at times in the heaviest snow bands. The snow should taper off during the morning on Friday.
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Current Conditions

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17 Miles E Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Today

Rain Chance for Measurable Precipitation 100%

Rain

High: 41 °F

Tonight

Showers Chance for Measurable Precipitation 100%

Showers

Low: 36 °F

Saturday

Showers Chance for Measurable Precipitation 90%

Showers

High: 41 °F

Saturday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 34 °F

Sunday

Rain Chance for Measurable Precipitation 100%

Rain

High: 40 °F

Sunday
Night

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

Low: 35 °F

Monday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 41 °F

Monday
Night

Rain Likely

Rain
Likely

Low: 33 °F

Tuesday

Rain Likely

Rain
Likely

High: 44 °F

Detailed Forecast

  • Today Rain, mainly after 10am. High near 41. South southeast wind 6 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
  • Tonight Showers. Low around 36. South southwest wind 8 to 15 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
  • Saturday Showers. High near 41. West southwest wind 5 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
  • Saturday Night Rain. Low around 34. West southwest wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
  • Sunday Rain, mainly before 4pm. High near 40. West southwest wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
  • Sunday Night A 50 percent chance of rain. Mostly cloudy, with a low around 35.
  • Monday Rain likely. Mostly cloudy, with a high near 41. Chance of precipitation is 60%.
  • Monday Night Rain likely. Cloudy, with a low around 33.
  • Tuesday Rain likely. Mostly cloudy, with a high near 44.
  • Tuesday Night Rain likely. Mostly cloudy, with a low around 35.
  • Wednesday A chance of rain. Mostly cloudy, with a high near 42.
  • Wednesday Night A chance of rain. Mostly cloudy, with a low around 34.
  • Thanksgiving Day A chance of rain. Mostly cloudy, with a high near 41.