Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

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

Clear

43°F

6°C

Humidity 75%
Wind Speed W 5 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 31 Mar 12:00 AM PDT
Extended Forecast for

Portland OR

  • Overnight

    Overnight: Partly cloudy, with a low around 39. North wind 3 to 5 mph.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain and snow before 8am, then a chance of rain.  Mostly cloudy, with a high near 57. Light and variable wind becoming south southeast around 6 mph in the afternoon.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 57 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 2am.  Mostly cloudy, with a low around 44. South wind around 6 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Chance Rain
    then Rain
    Likely

  • Wednesday

    Wednesday: Rain, with thunderstorms also possible after 5pm.  High near 54. South southeast wind 7 to 11 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 54 °F

    Rain

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Low around 41. South wind 7 to 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Showers

  • Thursday

    Thursday: Showers likely.  Snow level 2200 feet rising to 3100 feet in the afternoon. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.

    High: 56 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 11pm.  Partly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 39. North wind 3 to 5 mph.
Tuesday
A slight chance of rain and snow before 8am, then a chance of rain. Mostly cloudy, with a high near 57. Light and variable wind becoming south southeast around 6 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
Rain likely, mainly after 2am. Mostly cloudy, with a low around 44. South wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain, with thunderstorms also possible after 5pm. High near 54. South southeast wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 41. South wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely. Snow level 2200 feet rising to 3100 feet in the afternoon. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.
Thursday Night
A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 40.
Saturday
Sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Partly sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Partly sunny, with a high near 72.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Portland OR
 45.53°N 122.67°W (Elev. 200 ft)
11:41 pm PDT Mar 30, 2026
12am PDT Mar 31, 2026-6pm PDT Apr 6, 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