Critical Fire Weather in the High Plains; Heat Continues in the West
Critical fire weather conditions will persist in the central High Plains through Friday as gusty winds and dry conditions continue. The heat wave across the West and Southwest will continue to intensify through the week, with daily and monthly record highs expected to be broken. Read More >
Current conditions at
Portland-Hillsboro Airport (KHIO)
Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.
Clear
57°F
14°C
| Humidity | 76% |
| Wind Speed | W 3 MPH |
| Barometer | 30.07 in (1018.29 mb) |
| Dewpoint | 50°F (10°C) |
| Visibility | 10.00 mi |
| Last update | 18 Mar 08:35 PM PDT |
Extended Forecast for
2 Miles WSW Hillsboro OR
Tonight
Low: 48 °F
Slight Chance
RainThursday
High: 65 °F
Chance Rain
Thursday Night
Low: 52 °F
Chance Rain
Friday
High: 60 °F
Rain
Friday Night
Low: 39 °F
Chance Rain
then Slight
Chance RainSaturday
High: 55 °F
Slight Chance
RainSaturday Night
Low: 34 °F
Mostly Clear
Sunday
High: 57 °F
Mostly Sunny
Sunday Night
Low: 38 °F
Mostly Cloudy
Detailed Forecast
Tonight
A 20 percent chance of rain between 10pm and 4am. Mostly cloudy, with a low around 48. Calm wind.
Thursday
A 40 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 65. Light south wind.
Thursday Night
A 50 percent chance of rain. Cloudy, with a low around 52. Light south wind.
Friday
Rain, mainly after 11am. High near 60. Light southwest wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A 50 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 39. West southwest wind around 5 mph becoming calm in the evening.
Saturday
A 20 percent chance of rain. Snow level 1800 feet rising to 2500 feet in the afternoon. Mostly cloudy, then gradually becoming sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Mostly sunny, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 38.
Monday
Mostly cloudy, with a high near 57.
Monday Night
A chance of rain. Mostly cloudy, with a low around 43.
Tuesday
Rain. Cloudy, with a high near 56.
Tuesday Night
Rain. Mostly cloudy, with a low around 40.
Wednesday
Rain likely. Mostly cloudy, with a high near 53.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles WSW Hillsboro OR
45.52°N 122.98°W (Elev. 161 ft)
45.52°N 122.98°W (Elev. 161 ft)
8:41 pm PDT Mar 18, 2026
8pm PDT Mar 18, 2026-6pm PDT Mar 25, 2026
Additional Resources
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