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

Severe Thunderstorms and Heavy Rainfall from the Lower Mississippi Valley to the Mid-Atlantic; Active Pattern Continues in Hawaii

Scattered severe thunderstorms are expected today from the ArkLaTex and Lower Mississippi Valley through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat today from east Texas into New York. A powerful kona storm will continue to impact Hawaii through Saturday, bringing heavy rainfall, strong winds, and severe thunderstorms. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Rain

50°F

10°C

Humidity 82%
Wind Speed SSW 9 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 11 Mar 10:53 AM PDT
Extended Forecast for

Troutdale OR

  • Today

    Today: Rain. High near 51. Windy, with a south southwest wind 21 to 24 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 51 °F

    Rain and
    Windy

  • Tonight

    Tonight: Rain. Low around 42. Windy, with a south southwest wind 21 to 26 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 42 °F

    Rain and
    Windy

  • Thursday

    Thursday: Rain. Steady temperature around 45. Breezy, with a south wind 8 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 45 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: Rain. Low around 41. South southwest wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 41 °F

    Rain

  • Friday

    Friday: Rain. High near 52. Breezy, with a south southwest wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 52 °F

    Rain and
    Breezy

  • Friday Night

    Friday Night: Rain. Low around 38. Chance of precipitation is 90%.

    Low: 38 °F

    Rain

  • Saturday

    Saturday: A chance of rain before 8am, then a chance of rain and snow between 8am and 11am, then a chance of rain after 11am. Snow level 2200 feet lowering to 1600 feet. Mostly cloudy, with a high near 50. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 50 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A slight chance of rain after 11pm. Snow level 1900 feet. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A chance of rain. Snow level 2000 feet rising to 5300 feet in the afternoon. Mostly cloudy, with a high near 54.

    High: 54 °F

    Chance Rain

Detailed Forecast

Today
Rain. High near 51. Windy, with a south southwest wind 21 to 24 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain. Low around 42. Windy, with a south southwest wind 21 to 26 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Thursday
Rain. Steady temperature around 45. Breezy, with a south wind 8 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Thursday Night
Rain. Low around 41. South southwest wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Rain. High near 52. Breezy, with a south southwest wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Friday Night
Rain. Low around 38. Chance of precipitation is 90%.
Saturday
A chance of rain before 8am, then a chance of rain and snow between 8am and 11am, then a chance of rain after 11am. Snow level 2200 feet lowering to 1600 feet. Mostly cloudy, with a high near 50. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday Night
A slight chance of rain after 11pm. Snow level 1900 feet. Mostly cloudy, with a low around 37.
Sunday
A chance of rain. Snow level 2000 feet rising to 5300 feet in the afternoon. Mostly cloudy, with a high near 54.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 43.
Monday
A chance of rain. Partly sunny, with a high near 64.
Monday Night
A chance of rain. Mostly cloudy, with a low around 46.
Tuesday
A chance of rain. Partly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Troutdale OR
 45.54°N 122.43°W (Elev. 190 ft)
Last Update:
10:42 am PDT Mar 11, 2026
Forecast Valid:
11am PDT Mar 11, 2026-6pm PDT Mar 17, 2026
 
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