National Weather Service United States Department of Commerce

Cold Front Crossing the Central U.S.

A cold front over the Northern Rockies will move eastward to the Upper Mississippi Valley/Central Plains by Monday. Rain will develop along the boundary over the Upper Midwest and move into the Upper Great Lakes by Monday. Some of the thunderstorms could become severe in portions of Texas through Monday.
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Current Conditions

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Portland International Airport OR

7 Day Forecast

Portland, OR

NWS Weather Forecast Office

Tonight

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

Low: 43 °F

Sunday

Patchy Fog

Patchy
Fog

High: 66 °F

Sunday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 49 °F

Monday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 63 °F

Monday
Night

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

Low: 47 °F

Tuesday

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

High: 56 °F

Tuesday
Night

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

Low: 43 °F

Wednesday

Chance Rain

Chance
Rain

High: 57 °F

Wednesday
Night

Rain Likely

Rain
Likely

Low: 46 °F

Detailed Forecast

  • Tonight Showers likely, mainly before 11pm. Mostly cloudy, with a low around 43. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.
  • Sunday Patchy fog before 11am. Otherwise, partly sunny, with a high near 66. Calm wind becoming south around 5 mph.
  • Sunday Night Mostly cloudy, with a low around 49. Light north northeast wind.
  • Monday A 20 percent chance of showers. Mostly cloudy, with a high near 63. Light south southeast wind.
  • Monday Night Showers likely. Cloudy, with a low around 47. West southwest wind 5 to 9 mph becoming light southwest in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Tuesday Showers likely. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.
  • Tuesday Night A 50 percent chance of showers. Mostly cloudy, with a low around 43.
  • Wednesday A chance of rain. Mostly cloudy, with a high near 57.
  • Wednesday Night Rain likely. Cloudy, with a low around 46.
  • Thursday Rain likely. Cloudy, with a high near 57.
  • Thursday Night Showers likely. Cloudy, with a low around 46.
  • Friday A chance of showers. Cloudy, with a high near 59.
  • Friday Night Showers likely. Mostly cloudy, with a low around 44.
  • Saturday Showers likely. Cloudy, with a high near 56.

 

Additional Forecasts and Information

Zone Area Forecast for Greater Portland Metro Area, OR