Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.

Clear

51°F

11°C

Humidity 35%
Wind Speed W 9 MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 14 Mar 03:53 PM PDT
Extended Forecast for

5 Miles S Scappoose Industrial Apk (1s4) OR

  • Tonight

    Tonight: Areas of frost between 1am and 4am.  Otherwise, mostly cloudy, with a low around 35. Northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 35 °F

    Partly Cloudy
    then Areas
    Frost

  • Sunday

    Sunday: A 30 percent chance of rain after 2pm.  Snow level 200 feet rising to 4600 feet in the afternoon. Mostly cloudy, with a high near 52. Calm wind.

    High: 52 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain before 11pm.  Mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Chance Rain
    then Mostly
    Cloudy

  • Monday

    Monday: A 30 percent chance of rain, mainly before 11am.  Mostly cloudy, with a high near 63. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 63 °F

    Chance Rain

  • Monday Night

    Monday Night: A 20 percent chance of rain after 11pm.  Mostly cloudy, with a low around 47. South wind 3 to 5 mph.

    Low: 47 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 60. Chance of precipitation is 60%.

    High: 60 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm.  Mostly cloudy, with a low around 48. Chance of precipitation is 60%.

    Low: 48 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely.  Cloudy, with a high near 59.

    High: 59 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely.  Cloudy, with a low around 51.

    Low: 51 °F

    Rain Likely

Detailed Forecast

Tonight
Areas of frost between 1am and 4am. Otherwise, mostly cloudy, with a low around 35. Northwest wind 5 to 7 mph becoming calm in the evening.
Sunday
A 30 percent chance of rain after 2pm. Snow level 200 feet rising to 4600 feet in the afternoon. Mostly cloudy, with a high near 52. Calm wind.
Sunday Night
A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 44. Calm wind.
Monday
A 30 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 63. Calm wind becoming south southeast around 5 mph in the afternoon.
Monday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 47. South wind 3 to 5 mph.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Tuesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Wednesday
Rain likely. Cloudy, with a high near 59.
Wednesday Night
Rain likely. Cloudy, with a low around 51.
Thursday
Rain likely. Mostly cloudy, with a high near 65.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 53.
Friday
A chance of rain. Mostly cloudy, with a high near 66.
Friday Night
A chance of rain. Mostly cloudy, with a low around 51.
Saturday
A chance of rain. Mostly cloudy, with a high near 63.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Scappoose Industrial Apk (1s4) OR
 45.69°N 122.87°W (Elev. 171 ft)
3:42 pm PDT Mar 14, 2026
4pm PDT Mar 14, 2026-6pm PDT Mar 21, 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