Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Clear

52°F

11°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 17 Mar 01:20 AM PDT
Extended Forecast for

5 Miles N Troutdale OR

  • Overnight

    Overnight: A 20 percent chance of rain after 4am.  Mostly cloudy, with a low around 48. East southeast wind around 6 mph becoming northeast.

    Low: 48 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: Rain likely, mainly before 2pm.  Mostly cloudy, with a high near 60. East wind around 6 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before 7pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 47. East northeast wind around 6 mph becoming southeast after midnight.

    Low: 47 °F

    Chance Rain
    then Partly
    Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of rain.  Mostly cloudy, with a high near 64. South southwest wind around 6 mph.

    High: 64 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 51. Southwest wind around 6 mph becoming southeast in the evening.

    Low: 51 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain.  Mostly cloudy, with a high near 66.

    High: 66 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain

  • Friday

    Friday: Rain likely.  Mostly cloudy, with a high near 62.

    High: 62 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 11pm.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain Likely

Detailed Forecast

Overnight
A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 48. East southeast wind around 6 mph becoming northeast.
Tuesday
Rain likely, mainly before 2pm. Mostly cloudy, with a high near 60. East wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
A 30 percent chance of rain, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 47. East northeast wind around 6 mph becoming southeast after midnight.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 64. South southwest wind around 6 mph.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 51. Southwest wind around 6 mph becoming southeast in the evening.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 66.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 52.
Friday
Rain likely. Mostly cloudy, with a high near 62.
Friday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 42.
Saturday
A chance of rain, mainly before 11am. Partly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
A slight chance of rain. Snow level 2300 feet rising to 3500 feet in the afternoon. Partly sunny, with a high near 57.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 36.
Monday
A chance of rain. Partly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Troutdale OR
 45.63°N 122.39°W (Elev. 413 ft)
12:41 am PDT Mar 17, 2026
1am PDT Mar 17, 2026-6pm PDT Mar 23, 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