Heavy Snow from the Midwest into the Great Lakes; Locally Heavy Rain in the Western Gulf Coast

A significant winter storm will produce a broad area of moderate to heavy snow from the Midwest through the western Great Lakes. Significant snow accumulations of 6-12 inches, and locally more than 1 foot, and gusty wind may cause hazardous travel conditions. Thunderstorms, some severe, and showers may produce locally heavy rain and isolated flash flooding along the western Gulf Coast. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Clear

48°F

9°C

Humidity 61%
Wind Speed E 19 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 29 Nov 02:20 PM PST
Extended Forecast for

Happy Valley OR

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 50. East northeast wind around 7 mph.

    High: 50 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. East northeast wind 6 to 8 mph.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: Areas of frost before 9am.  Otherwise, sunny, with a high near 48. Northeast wind around 7 mph.

    High: 48 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 3am.  Otherwise, partly cloudy, with a low around 33. Northeast wind around 6 mph.

    Low: 33 °F

    Frost

  • Monday

    Monday: A 10 percent chance of rain after 4pm.  Widespread frost before 8am.  Otherwise, partly sunny, with a high near 45. East northeast wind around 5 mph becoming calm  in the morning.

    High: 45 °F

    Frost then
    Slight Chance
    Rain

  • Monday Night

    Monday Night: A 40 percent chance of rain, mainly after 10pm.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Tuesday

    Tuesday: A 50 percent chance of rain.  Mostly cloudy, with a high near 47.

    High: 47 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 50. East northeast wind around 7 mph.
Tonight
Mostly cloudy, with a low around 36. East northeast wind 6 to 8 mph.
Sunday
Areas of frost before 9am. Otherwise, sunny, with a high near 48. Northeast wind around 7 mph.
Sunday Night
Widespread frost, mainly after 3am. Otherwise, partly cloudy, with a low around 33. Northeast wind around 6 mph.
Monday
A 10 percent chance of rain after 4pm. Widespread frost before 8am. Otherwise, partly sunny, with a high near 45. East northeast wind around 5 mph becoming calm in the morning.
Monday Night
A 40 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 38.
Tuesday
A 50 percent chance of rain. Mostly cloudy, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Mostly cloudy, with a high near 47.
Wednesday Night
Mostly cloudy, with a low around 36.
Thursday
A slight chance of rain. Mostly cloudy, with a high near 46.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 41.
Friday
A chance of rain. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Happy Valley OR
 45.44°N 122.52°W (Elev. 600 ft)
2:21 pm PST Nov 29, 2025
2pm PST Nov 29, 2025-6pm PST Dec 5, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database