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 >

Hazardous Weather Conditions

Current conditions at

Portland, Portland International Airport (KPDX)

Lat: 45.59578°NLon: 122.60917°WElev: 20.0ft.

Rain

50°F

10°C

Humidity 86%
Wind Speed S 17 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 46°F (8°C)
Visibility 8.00 mi
Wind Chill44°F (7°C)
Last update 11 Mar 01:53 PM PDT
Extended Forecast for

Portland 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 53. Breezy, with a south southwest wind around 17 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Rain and
    Breezy

  • Tonight

    Tonight: Rain. Low around 44. Breezy, with a south southwest wind 16 to 21 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 44 °F

    Rain and
    Breezy

  • Thursday

    Thursday: Rain. Steady temperature around 47. West southwest wind around 5 mph becoming south in the morning. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 47 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 41. Calm wind. 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 51. West southwest wind 5 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 51 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 39. Chance of precipitation is 90%.

    Low: 39 °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 2900 feet lowering to 1500 feet. Partly sunny, with a high near 51. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 51 °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 1400 feet after midnight . Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of rain and snow before 11am, then rain likely. Snow level 1500 feet rising to 4700 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 53. Breezy, with a south southwest wind around 17 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain. Low around 44. Breezy, with a south southwest wind 16 to 21 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Thursday
Rain. Steady temperature around 47. West southwest wind around 5 mph becoming south in the morning. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Rain. Low around 41. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Rain. High near 51. West southwest wind 5 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Friday Night
Rain. Low around 39. Chance of precipitation is 90%.
Saturday
Rain likely before 8am, then rain and snow likely between 8am and 11am, then a chance of rain after 11am. Snow level 2900 feet lowering to 1500 feet. Partly sunny, with a high near 51. Chance of precipitation is 60%. 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 1400 feet after midnight . Mostly cloudy, with a low around 37.
Sunday
A chance of rain and snow before 11am, then rain likely. Snow level 1500 feet rising to 4700 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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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland OR
 45.51°N 122.66°W (Elev. 200 ft)
Last Update:
2:03 pm PDT Mar 11, 2026
Forecast Valid:
2pm 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