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

Severe Thunderstorm, Flooding, and Winter Weather Threats on Tuesday

Scattered severe thunderstorms are forecast Tuesday from the southern Plains into the southern Great Lakes vicinity. Thunderstorms may also produce heavy to excessive rain that could pose a flooding threat from central Texas into southern Oklahoma and northern Missouri into southern Michigan. A heavy wintry mix is forecast for the Great Lakes into northern Maine. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Rain

43°F

6°C

Humidity 75%
Wind Speed N 5 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 09 Mar 07:35 PM PDT
Extended Forecast for

4 Miles ENE Troutdale OR

  • Tonight

    Tonight: Rain and snow, becoming all rain after 1am. Some thunder is also possible. Snow level 1500 feet lowering to 1000 feet after midnight . Low around 34. Southwest wind 6 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow before 11am, then rain. Snow level 800 feet rising to 2200 feet in the afternoon. High near 46. Breezy, with a south southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 46 °F

    Chance
    Rain/Snow
    then Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain. Steady temperature around 43. Breezy, with a south southwest wind 16 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: Rain. High near 51. Breezy, with a south southwest wind 16 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 51 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain. Low around 46. Very windy, with a southwest wind 18 to 23 mph increasing to 26 to 31 mph after midnight. Winds could gust as high as 44 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 46 °F

    Rain and Very
    Windy

  • Thursday

    Thursday: Rain. High near 52. Windy. Chance of precipitation is 100%.

    High: 52 °F

    Rain and
    Windy

  • Thursday Night

    Thursday Night: Rain. Low around 48. Very windy. Chance of precipitation is 100%.

    Low: 48 °F

    Rain and Very
    Windy

  • Friday

    Friday: Rain. Cloudy, with a high near 54. Very windy.

    High: 54 °F

    Rain and Very
    Windy

  • Friday Night

    Friday Night: Rain. Cloudy, with a low around 43. Windy.

    Low: 43 °F

    Rain and
    Windy

Detailed Forecast

Tonight
Rain and snow, becoming all rain after 1am. Some thunder is also possible. Snow level 1500 feet lowering to 1000 feet after midnight . Low around 34. Southwest wind 6 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tuesday
A chance of rain and snow before 11am, then rain. Snow level 800 feet rising to 2200 feet in the afternoon. High near 46. Breezy, with a south southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday Night
Rain. Steady temperature around 43. Breezy, with a south southwest wind 16 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. High near 51. Breezy, with a south southwest wind 16 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain. Low around 46. Very windy, with a southwest wind 18 to 23 mph increasing to 26 to 31 mph after midnight. Winds could gust as high as 44 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Thursday
Rain. High near 52. Windy. Chance of precipitation is 100%.
Thursday Night
Rain. Low around 48. Very windy. Chance of precipitation is 100%.
Friday
Rain. Cloudy, with a high near 54. Very windy.
Friday Night
Rain. Cloudy, with a low around 43. Windy.
Saturday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 52. Windy.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 42.
Sunday
Rain likely. Cloudy, with a high near 54.
Sunday Night
Rain likely. Cloudy, with a low around 47.
Monday
Rain likely. Mostly cloudy, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Troutdale OR
 45.58°N 122.31°W (Elev. 112 ft)
Last Update:
7:41 pm PDT Mar 9, 2026
Forecast Valid:
7pm PDT Mar 9, 2026-6pm PDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation