Critical Fire Weather in the Plains; Severe Thunderstorms in the Upper Mississippi Valley and Great Lakes

Anomalously warm, dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the Intermountain West into the central and southern Plains today. Strong to severe thunderstorms are possible across portions of the upper Mississippi River Valley to the Great Lakes tonight through the day Tuesday. Damaging gusts, hail, and heavy rainfall are likely. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Clear

55°F

13°C

Humidity 37%
Wind Speed NNE 10 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 30 Mar 03:20 PM PDT
Extended Forecast for

3 Miles E Hillsboro OR

  • This Afternoon

    This Afternoon: Sunny, with a high near 58. North northeast wind around 7 mph.

    High: 58 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 37. North wind around 6 mph becoming calm  in the evening.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of rain before 2pm, then a slight chance of rain after 3pm.  Mostly cloudy, with a high near 58. Calm wind becoming south southwest around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 58 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain after 11pm.  Mostly cloudy, with a low around 43. Light south wind.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain before 5pm, then showers and possibly a thunderstorm after 5pm.  High near 53. South wind 5 to 9 mph, with gusts as high as 22 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 53 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm, then rain after 8pm.  Low around 40. Chance of precipitation is 100%.

    Low: 40 °F

    Showers

  • Thursday

    Thursday: Rain.  Snow level 2100 feet rising to 3100 feet in the afternoon. High near 56. Chance of precipitation is 80%.

    High: 56 °F

    Rain

  • Thursday Night

    Thursday Night: A slight chance of rain before 11pm.  Partly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 58. North northeast wind around 7 mph.
Tonight
Mostly clear, with a low around 37. North wind around 6 mph becoming calm in the evening.
Tuesday
A slight chance of rain before 2pm, then a slight chance of rain after 3pm. Mostly cloudy, with a high near 58. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A 50 percent chance of rain after 11pm. Mostly cloudy, with a low around 43. Light south wind. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain before 5pm, then showers and possibly a thunderstorm after 5pm. High near 53. South wind 5 to 9 mph, with gusts as high as 22 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 before 8pm, then rain after 8pm. Low around 40. Chance of precipitation is 100%.
Thursday
Rain. Snow level 2100 feet rising to 3100 feet in the afternoon. High near 56. Chance of precipitation is 80%.
Thursday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 37.
Friday
Mostly sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 39.
Saturday
Sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Hillsboro OR
 45.52°N 122.85°W (Elev. 200 ft)
2:41 pm PDT Mar 30, 2026
3pm PDT Mar 30, 2026-6pm PDT Apr 5, 2026
 
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Additional Resources

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