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.

light rain,mist

52°F

11°C

Humidity 81%
Wind Speed SW 12 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 46°F (8°C)
Visibility 6.00 mi
Last update 11 Mar 02:00 PM PDT
Extended Forecast for

4 Miles N Troutdale OR

Flood Watch March 11, 05:00pm until March 13, 11:00pm
Click here for hazard details and duration
Flood Watch
  • This Afternoon

    This Afternoon: Rain.  High near 51. Windy, with a south southwest wind around 22 mph, with gusts as high as 32 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 41. Windy, with a southwest wind 14 to 23 mph, with gusts as high as 36 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 41 °F

    Rain and
    Windy

  • Thursday

    Thursday: Rain.  Steady temperature around 44. West wind 5 to 9 mph becoming south in the morning. Winds could gust as high as 18 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 44 °F

    Rain

  • Thursday Night

    Thursday Night: Rain.  Low around 39. Light and variable wind.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 39 °F

    Rain

  • Friday

    Friday: Rain.  High near 49. West southwest wind 7 to 10 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 49 °F

    Rain

  • Friday Night

    Friday Night: Rain.  Low around 37. Chance of precipitation is 100%.

    Low: 37 °F

    Rain

  • Saturday

    Saturday: Rain likely before 8am, then rain and snow likely between 8am and 11am, then a chance of rain after 11am.  Snow level 2800 feet lowering to 1500 feet. Mostly cloudy, with a high near 50. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 50 °F

    Rain/Snow
    Likely then
    Chance Rain

  • Saturday Night

    Saturday Night: A slight chance of rain before 11pm, then a slight chance of rain and snow.  Snow level 2200 feet lowering to 1300 feet after midnight . Increasing clouds, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of rain and snow before 8am, then rain likely.  Snow level 1500 feet rising to 4300 feet in the afternoon. Cloudy, with a high near 51.

    High: 51 °F

    Rain/Snow
    Likely then
    Rain Likely

Detailed Forecast

This Afternoon
Rain. High near 51. Windy, with a south southwest wind around 22 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain. Low around 41. Windy, with a southwest wind 14 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Thursday
Rain. Steady temperature around 44. West wind 5 to 9 mph becoming south in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Thursday Night
Rain. Low around 39. Light and variable wind. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Friday
Rain. High near 49. West southwest wind 7 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Friday Night
Rain. Low around 37. Chance of precipitation is 100%.
Saturday
Rain likely before 8am, then rain and snow likely between 8am and 11am, then a chance of rain after 11am. Snow level 2800 feet lowering to 1500 feet. Mostly cloudy, with a high near 50. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday Night
A slight chance of rain before 11pm, then a slight chance of rain and snow. Snow level 2200 feet lowering to 1300 feet after midnight . Increasing clouds, with a low around 36.
Sunday
A chance of rain and snow before 8am, then rain likely. Snow level 1500 feet rising to 4300 feet in the afternoon. Cloudy, with a high near 51.
Sunday Night
Rain likely, mainly before 11pm. Cloudy, with a low around 43.
Monday
A chance of rain. Mostly cloudy, with a high near 63.
Monday Night
A chance of rain. Mostly cloudy, with a low around 45.
Tuesday
A chance of rain. Partly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Troutdale OR
 45.61°N 122.41°W (Elev. 200 ft)
2:03 pm PDT Mar 11, 2026
2pm PDT Mar 11, 2026-6pm PDT Mar 17, 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