Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Northeast; Heavy Rain Returns to California

An Alberta clipper will bring lake effect snow downwind of the Great Lakes, with the highest snow totals downwind of Lakes Erie and Ontario. Snow squalls may impact New Year's Eve travel during the evening and overnight hours across parts of the Great Lakes, Ohio Valley, and Northeast. Heavy rain will bring a flash flooding threat for southern California on New Year's Eve into New Year's Day. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Clear

41°F

5°C

Humidity 60%
Wind Speed E 23 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 30 Dec 08:30 PM PST
Extended Forecast for

Happy Valley OR

  • Tonight

    Tonight: Increasing clouds, with a low around 34. East northeast wind around 11 mph.

    Low: 34 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 47. East northeast wind around 7 mph.

    High: 47 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 35. East wind around 7 mph.

    Low: 35 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Rain likely, mainly after 4pm.  Mostly cloudy, with a high near 43. East northeast wind around 6 mph.  Chance of precipitation is 60%.

    High: 43 °F

    Chance Rain
    then Rain
    Likely

  • Thursday Night

    Thursday Night: Rain.  Low around 40. East northeast wind 6 to 9 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain

  • Friday

    Friday: Rain.  High near 48. Chance of precipitation is 80%.

    High: 48 °F

    Rain

  • Friday Night

    Friday Night: Rain.  Low around 41. Chance of precipitation is 80%.

    Low: 41 °F

    Rain

  • Saturday

    Saturday: Rain.  Cloudy, with a high near 49.

    High: 49 °F

    Rain

  • Saturday Night

    Saturday Night: Rain.  Mostly cloudy, with a low around 42. Breezy.

    Low: 42 °F

    Rain and
    Breezy

Detailed Forecast

Tonight
Increasing clouds, with a low around 34. East northeast wind around 11 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 47. East northeast wind around 7 mph.
Wednesday Night
Mostly cloudy, with a low around 35. East wind around 7 mph.
New Year's Day
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 43. East northeast wind around 6 mph. Chance of precipitation is 60%.
Thursday Night
Rain. Low around 40. East northeast wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 48. Chance of precipitation is 80%.
Friday Night
Rain. Low around 41. Chance of precipitation is 80%.
Saturday
Rain. Cloudy, with a high near 49.
Saturday Night
Rain. Mostly cloudy, with a low around 42. Breezy.
Sunday
Rain likely. Mostly cloudy, with a high near 48.
Sunday Night
Rain likely. Mostly cloudy, with a low around 40.
Monday
A chance of rain. Mostly cloudy, with a high near 48.
Monday Night
A chance of rain. Mostly cloudy, with a low around 38.
Tuesday
A chance of rain. Partly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
Happy Valley OR
 45.46°N 122.56°W (Elev. 925 ft)
8:41 pm PST Dec 30, 2025
8pm PST Dec 30, 2025-6pm PST Jan 6, 2026
 
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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