Winter Weather in the Eastern U.S.; Heavy Rains Begin Across the Southern Plains into the Ohio Valley

A wintry mix may impact travel across portions of the Mid-Atlantic through the morning and the Northeast U.S. through Tuesday. Heavy rain and thunderstorms may cause a flooding threat across the Southern Plains into the Ohio Valley beginning Tuesday. Fire weather concerns will continue across portions of the central and southern High Plains through Wednesday. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Partly Cloudy

46°F

8°C

Humidity 87%
Wind Speed E 4 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 02 Mar 11:15 PM PST
Extended Forecast for

Happy Valley OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. East southeast wind around 6 mph becoming south southwest after midnight.

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain likely, mainly between 10am and 4pm.  Mostly cloudy, with a high near 54. South southwest wind 8 to 13 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%.

    High: 54 °F

    Chance Rain
    then Rain
    Likely

  • Tuesday Night

    Tuesday Night: Rain, mainly after midnight.  Low around 47. Breezy, with a south wind 11 to 17 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: Rain before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm.  High near 50. Breezy, with a southwest wind 15 to 17 mph, with gusts as high as 23 mph.  Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 50 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain.  Low around 42. West southwest wind 11 to 13 mph.  Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain then
    Rain Likely

  • Thursday

    Thursday: Rain.  Snow level 2900 feet. High near 48. Chance of precipitation is 90%.

    High: 48 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 42. Chance of precipitation is 70%.

    Low: 42 °F

    Rain Likely
    then Chance
    Rain

  • Friday

    Friday: Rain likely, mainly after 10am.  Mostly cloudy, with a high near 49.

    High: 49 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain, mainly before 4am.  Cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 45. East southeast wind around 6 mph becoming south southwest after midnight.
Tuesday
Rain likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 54. South southwest wind 8 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Tuesday Night
Rain, mainly after midnight. Low around 47. Breezy, with a south wind 11 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm. High near 50. Breezy, with a southwest wind 15 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain. Low around 42. West southwest wind 11 to 13 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. Snow level 2900 feet. High near 48. Chance of precipitation is 90%.
Thursday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.
Friday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 49.
Friday Night
A chance of rain, mainly before 4am. Cloudy, with a low around 45.
Saturday
A chance of rain, mainly after 10am. Mostly cloudy, with a high near 54.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 45.
Sunday
A chance of rain. Mostly cloudy, with a high near 55.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 43.
Monday
Rain likely. Mostly cloudy, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Happy Valley OR
 45.46°N 122.56°W (Elev. 925 ft)
10:41 pm PST Mar 2, 2026
11pm PST Mar 2, 2026-6pm PDT Mar 9, 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