Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Rain

46°F

8°C

Humidity 87%
Wind Speed E 4 MPH
Barometer 29.75 in (1007.45 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 31 Mar 11:20 PM PDT
Extended Forecast for

2 Miles NNE Troutdale OR

  • Tonight

    Tonight: Rain, mainly before 5am.  Low around 44. South southeast wind around 6 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain

  • Wednesday

    Wednesday: Rain, mainly before 3pm, then showers likely and possibly a thunderstorm after 5pm.  High near 53. Breezy, with an east southeast wind 8 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 29 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 53 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm before 3am, then rain likely.  Snow level 2900 feet lowering to 2000 feet after midnight . Low around 40. South southwest wind 9 to 13 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Rain

  • Thursday

    Thursday: Rain.  Snow level 2000 feet rising to 3100 feet in the afternoon. High near 55. Southwest wind 8 to 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 80%.

    High: 55 °F

    Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm.  Partly cloudy, with a low around 39. West wind 5 to 10 mph becoming light and variable  in the evening. Winds could gust as high as 20 mph.

    Low: 39 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain, mainly before 5am. Low around 44. South southeast wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain, mainly before 3pm, then showers likely and possibly a thunderstorm after 5pm. High near 53. Breezy, with an east southeast wind 8 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Rain and possibly a thunderstorm before 3am, then rain likely. Snow level 2900 feet lowering to 2000 feet after midnight . Low around 40. South southwest wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Rain. Snow level 2000 feet rising to 3100 feet in the afternoon. High near 55. Southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Thursday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 39. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Friday
Sunny, with a high near 62.
Friday Night
Clear, with a low around 40.
Saturday
Sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Mostly sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 49.
Monday
Partly sunny, with a high near 73.
Monday Night
Mostly cloudy, with a low around 50.
Tuesday
A chance of rain. Partly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Troutdale OR
 45.57°N 122.37°W (Elev. 141 ft)
11:27 pm PDT Mar 31, 2026
11pm PDT Mar 31, 2026-6pm PDT Apr 7, 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