Heavy Rain in the Southeast; Wintry Mix from the Plains through the Ohio Valley

A storm system will bring a number impacts to the central and eastern US. Heavy rain and thunderstorms are expected in the Gulf Coast and Deep South. Further north, a wintry mix may produce a glaze of ice from the Ozarks/Mid-South east through the Ohio Valley. Accumulating snow is expected from the central Plains east into the Upper Ohio Valley/Lower Great Lakes. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Clear

36°F

2°C

Humidity 93%
Wind Speed W 3 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 01 Dec 06:00 AM PST
Extended Forecast for

Happy Valley OR

  • Today

    Today: A slight chance of showers between 11am and 1pm.  Areas of frost before 9am.  Otherwise, partly sunny, with a high near 46. North northeast wind 3 to 8 mph.  Chance of precipitation is 20%.

    High: 46 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly after 4am.  Increasing clouds, with a low around 38. Light and variable wind.  Chance of precipitation is 60%.

    Low: 38 °F

    Mostly Cloudy
    then Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly before 10am.  Mostly cloudy, with a high near 47. Southwest wind 3 to 5 mph.  Chance of precipitation is 70%.

    High: 47 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Patchy fog.  Otherwise, mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Patchy Fog

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 46. Northeast wind around 5 mph.

    High: 46 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Patchy fog between midnight and 2am.  Otherwise, mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: A 30 percent chance of rain after 10am.  Patchy fog before 7am.  Otherwise, mostly cloudy, with a high near 45.

    High: 45 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday Night

    Thursday Night: Rain likely, mainly after 4am.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain Likely

  • Friday

    Friday: Rain.  Cloudy, with a high near 52.

    High: 52 °F

    Rain

Detailed Forecast

Today
A slight chance of showers between 11am and 1pm. Areas of frost before 9am. Otherwise, partly sunny, with a high near 46. North northeast wind 3 to 8 mph. Chance of precipitation is 20%.
Tonight
Showers likely, mainly after 4am. Increasing clouds, with a low around 38. Light and variable wind. Chance of precipitation is 60%.
Tuesday
Showers likely, mainly before 10am. Mostly cloudy, with a high near 47. Southwest wind 3 to 5 mph. Chance of precipitation is 70%.
Tuesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 37. Calm wind.
Wednesday
Mostly cloudy, with a high near 46. Northeast wind around 5 mph.
Wednesday Night
Patchy fog between midnight and 2am. Otherwise, mostly cloudy, with a low around 38.
Thursday
A 30 percent chance of rain after 10am. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 45.
Thursday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 42.
Friday
Rain. Cloudy, with a high near 52.
Friday Night
Rain. Cloudy, with a low around 46.
Saturday
Rain. Mostly cloudy, with a high near 52.
Saturday Night
Rain likely. Mostly cloudy, with a low around 43.
Sunday
Rain. Cloudy, with a high near 51.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Happy Valley OR
 45.46°N 122.53°W (Elev. 581 ft)
5:41 am PST Dec 1, 2025
6am PST Dec 1, 2025-6pm PST Dec 7, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database