National Weather Service United States Department of Commerce

Strong winter storm to move out of the Midwest and begin impacting Mid-Atlantic and Northeast

A strong winter storm will move out of the Midwest and into the Northeast and northern Mid-Atlantic region through Monday. An axis of moderate to heavy snow will continue to develop from the Lower Great Lakes through New York and into the Northeast. Cold air in place from central Pennsylvania into southern New England could set up a zone of sleet and freezing rain to the south of the heavy snow.
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Current Conditions

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Portland OR

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Tonight

Showers Chance for Measurable Precipitation 80%

Showers

Low: 44 °F

Monday

Rain Chance for Measurable Precipitation 100%

Rain

High: 52 °F

Monday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 43 °F

Tuesday

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

High: 50 °F

Tuesday
Night

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

Low: 42 °F

Wednesday

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

High: 51 °F

Wednesday
Night

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

Low: 43 °F

Thursday

Rain Likely

Rain
Likely

High: 52 °F

Thursday
Night

Rain

Rain

Low: 47 °F

Detailed Forecast

  • Tonight Showers, mainly after 5am. Low around 44. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
  • Monday Rain. High near 52. Southeast wind 8 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
  • Monday Night A 20 percent chance of showers. Patchy fog after 11pm. Otherwise, cloudy, with a low around 43. Southwest wind 5 to 10 mph becoming light in the evening.
  • Tuesday A 50 percent chance of showers, mainly before 5pm. Cloudy, with a high near 50. Light northeast wind.
  • Tuesday Night A 20 percent chance of rain. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 42. Calm wind.
  • Wednesday A 50 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 51.
  • Wednesday Night A 30 percent chance of rain. Cloudy, with a low around 43.
  • Thursday Rain likely. Cloudy, with a high near 52.
  • Thursday Night Rain. Cloudy, with a low around 47.
  • Friday Rain. Cloudy, with a high near 55.
  • Friday Night Rain. Cloudy, with a low around 49.
  • Saturday Rain likely. Cloudy, with a high near 56.
  • Saturday Night Rain. Cloudy, with a low around 49.
  • Sunday Rain likely. Cloudy, with a high near 56.