Early Heat Wave in the West; Fire Concerns in the Plains

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. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Partly Cloudy

52°F

11°C

Humidity 76%
Wind Speed E 4 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 17 Mar 04:00 AM PDT
Extended Forecast for

4 Miles ENE Troutdale OR

  • Overnight

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

    Low: 48 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: Rain likely, mainly before 2pm.  Mostly cloudy, with a high near 60. East northeast 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 9pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 47. East northeast wind around 6 mph becoming northwest after midnight.

    Low: 47 °F

    Chance Rain
    then Partly
    Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of rain.  Partly sunny, with a high near 66. Northwest wind around 7 mph becoming south southeast in the morning.

    High: 66 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 51. West southwest wind around 7 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 67.

    High: 67 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance Rain

  • Friday

    Friday: Rain likely.  Mostly cloudy, with a high near 63.

    High: 63 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 11pm.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Rain Likely

Detailed Forecast

Overnight
A 20 percent chance of rain. Mostly cloudy, with a low around 48. East northeast wind around 6 mph.
Tuesday
Rain likely, mainly before 2pm. Mostly cloudy, with a high near 60. East northeast 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 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 47. East northeast wind around 6 mph becoming northwest after midnight.
Wednesday
A 40 percent chance of rain. Partly sunny, with a high near 66. Northwest wind around 7 mph becoming south southeast in the morning.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 51. West southwest wind around 7 mph becoming southeast in the evening.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 67.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 53.
Friday
Rain likely. Mostly cloudy, with a high near 63.
Friday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 43.
Saturday
A chance of rain, mainly before 11am. Partly sunny, with a high near 55.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 36.
Sunday
A slight chance of rain. Partly sunny, with a high near 57.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 37.
Monday
A chance of rain. Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Troutdale OR
 45.58°N 122.31°W (Elev. 112 ft)
3:42 am PDT Mar 17, 2026
4am 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