Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

Lat: 45.55111°NLon: 122.40889°WElev: 36.0ft.

Overcast

45°F

7°C

Humidity 75%
Wind Speed SSW 5 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 27 Dec 11:20 AM PST
Extended Forecast for

4 Miles ENE Troutdale OR

  • Today

    Today: A slight chance of showers between 2pm and 3pm.  Snow level 1600 feet. Partly sunny, with a high near 43. West wind 5 to 9 mph.  Chance of precipitation is 20%.

    High: 43 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers between 9pm and 11pm.  Patchy frost after 2am. Snow level 1700 feet.  Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 34. Calm wind.  Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Showers then
    Patchy Frost

  • Sunday

    Sunday: Areas of frost before 10am.  Otherwise, partly sunny, with a high near 45. Calm wind becoming east around 6 mph in the morning.

    High: 45 °F

    Areas Frost
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. East wind 8 to 11 mph.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 47. East wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 47 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of showers between 2pm and 3pm. Snow level 1600 feet. Partly sunny, with a high near 43. West wind 5 to 9 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers between 9pm and 11pm. Patchy frost after 2am. Snow level 1700 feet. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 34. Calm wind. Chance of precipitation is 20%.
Sunday
Areas of frost before 10am. Otherwise, partly sunny, with a high near 45. Calm wind becoming east around 6 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 34. East wind 8 to 11 mph.
Monday
Partly sunny, with a high near 47. East wind 11 to 14 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
A slight chance of rain after 10pm. Increasing clouds, with a low around 37.
New Year's Day
A chance of rain. Cloudy, with a high near 48.
Thursday Night
Rain likely. Cloudy, with a low around 40.
Friday
Rain likely. Cloudy, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Troutdale OR
 45.58°N 122.31°W (Elev. 112 ft)
10:41 am PST Dec 27, 2025
11am PST Dec 27, 2025-6pm PST Jan 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

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