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

41°F

5°C

Humidity 80%
Wind Speed NW 3 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 27 Dec 05:35 AM PST
Extended Forecast for

Gresham OR

  • Overnight

    Overnight: A 30 percent chance of showers.  Snow level 1600 feet. Mostly cloudy, with a low around 36. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 8am.  Snow level 1600 feet. Mostly cloudy, with a high near 44. West wind 6 to 9 mph.

    High: 44 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers between 9pm and 10pm.  Widespread frost, mainly after 5am. 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
    Frost

  • Sunday

    Sunday: Widespread frost, mainly before 9am.  Otherwise, partly sunny, with a high near 44. East wind 3 to 6 mph.

    High: 44 °F

    Frost then
    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. East wind 7 to 9 mph.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33.

    Low: 33 °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 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers. Snow level 1600 feet. Mostly cloudy, with a low around 36. West wind around 10 mph, with gusts as high as 20 mph.
Saturday
A 30 percent chance of showers, mainly before 8am. Snow level 1600 feet. Mostly cloudy, with a high near 44. West wind 6 to 9 mph.
Saturday Night
A slight chance of showers between 9pm and 10pm. Widespread frost, mainly after 5am. Snow level 1700 feet. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 34. Calm wind. Chance of precipitation is 20%.
Sunday
Widespread frost, mainly before 9am. Otherwise, partly sunny, with a high near 44. East wind 3 to 6 mph.
Sunday Night
Mostly cloudy, with a low around 34. East wind 7 to 9 mph.
Monday
Partly sunny, with a high near 46.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Partly sunny, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Areas of frost between 7am and 8am. Otherwise, partly sunny, with a high near 47.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 36.
New Year's Day
A chance of rain. Cloudy, with a high near 48.
Thursday Night
Rain likely. Cloudy, with a low around 39.
Friday
Rain likely. Cloudy, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
Gresham OR
 45.51°N 122.45°W (Elev. 299 ft)
5:41 am PST Dec 27, 2025
5am 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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