National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Arctic Front Brings Winter Weather and Colder Temperatures to the Eastern U.S.

A series of cold fronts will bring heavy lake effect snow to the northern Great Lakes. The fronts will merge over the Ohio Valley and bring colder temperatures east of the Mississippi River later today into the end of the week. Additionally, wintry weather will develop over the Ohio Valley, Appalachians, and Northeast as rain switches over to snow tonight into Thursday morning. Read More >

Hazardous Weather Conditions

Current conditions at

Portland, Portland International Airport (KPDX)

Lat: 45.59578°NLon: 122.60917°WElev: 20.0ft.

Overcast

43°F

6°C

Humidity 93%
Wind Speed NE 3 MPH
Barometer 30.46 in (1031.49 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 14 Jan 01:00 PM PST
Extended Forecast for

Milwaukie OR

Air Stagnation Advisory January 14, 01:20pm until January 16, 04:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 14, 01:20pm until January 16, 04:00am

    NOW until 4:00am Fri

    Air Stagnation Advisory

  • This Afternoon

    High: 48 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Patchy Fog

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 58. North wind 6 to 10 mph, with gusts as high as 23 mph.

    High: 58 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38. Northeast wind around 9 mph, with gusts as high as 22 mph.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 54. East northeast wind around 11 mph, with gusts as high as 25 mph.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Partly sunny, with a high near 48. Calm wind.
Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 36. Calm wind.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 58. North wind 6 to 10 mph, with gusts as high as 23 mph.
Thursday Night
Mostly clear, with a low around 38. Northeast wind around 9 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 54. East northeast wind around 11 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 35.
M.L.King Day
Sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 34.
Tuesday
Mostly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Milwaukie OR
 45.42°N 122.64°W (Elev. 200 ft)
Last Update:
1:06 pm PST Jan 14, 2026
Forecast Valid:
1pm PST Jan 14, 2026-6pm PST Jan 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation