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

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Partly Cloudy

57°F

14°C

Humidity 86%
Wind Speed SW 14 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 05 Dec 04:53 PM PST
Extended Forecast for

Happy Valley OR

  • This Afternoon

    This Afternoon: A 50 percent chance of rain. Cloudy, with a high near 54. Breezy, with a southwest wind around 16 mph, with gusts as high as 25 mph.

    High: 54 °F

    Chance Rain
    and Breezy

  • Tonight

    Tonight: Rain. Low around 46. Breezy, with a south southwest wind 16 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 90%.

    Low: 46 °F

    Rain and
    Breezy

  • Saturday

    Saturday: Rain before 1pm, then showers and possibly a thunderstorm, mainly after 1pm. High near 52. Breezy, with a southwest wind 11 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 52 °F

    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Rain. Low around 46. South wind around 10 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Rain

  • Sunday

    Sunday: Rain. High near 52. Breezy, with a south southwest wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: Rain. Low around 48. Chance of precipitation is 90%.

    Low: 48 °F

    Rain

  • Monday

    Monday: Rain. High near 55. Breezy. Chance of precipitation is 100%.

    High: 55 °F

    Rain and
    Breezy

  • Monday Night

    Monday Night: Rain. Cloudy, with a low around 50. Windy.

    Low: 50 °F

    Rain and
    Windy

  • Tuesday

    Tuesday: Rain. Cloudy, with a high near 55. Breezy.

    High: 55 °F

    Rain and
    Breezy

Detailed Forecast

This Afternoon
A 50 percent chance of rain. Cloudy, with a high near 54. Breezy, with a southwest wind around 16 mph, with gusts as high as 25 mph.
Tonight
Rain. Low around 46. Breezy, with a south southwest wind 16 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 90%.
Saturday
Rain before 1pm, then showers and possibly a thunderstorm, mainly after 1pm. High near 52. Breezy, with a southwest wind 11 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Rain. Low around 46. South wind around 10 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain. High near 52. Breezy, with a south southwest wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain. Low around 48. Chance of precipitation is 90%.
Monday
Rain. High near 55. Breezy. Chance of precipitation is 100%.
Monday Night
Rain. Cloudy, with a low around 50. Windy.
Tuesday
Rain. Cloudy, with a high near 55. Breezy.
Tuesday Night
Rain. Cloudy, with a low around 50. Breezy.
Wednesday
Rain. Cloudy, with a high near 56. Breezy.
Wednesday Night
Rain. Mostly cloudy, with a low around 49. Breezy.
Thursday
Rain likely. Mostly cloudy, with a high near 54.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 46.
Friday
A chance of rain. Mostly cloudy, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Happy Valley OR
 45.44°N 122.52°W (Elev. 600 ft)
Last Update:
4:41 pm PST Dec 5, 2025
Forecast Valid:
5pm PST Dec 5, 2025-6pm PST Dec 12, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation