Current conditions at

Ontario Municipal Airport (KONO)

Lat: 44.01424°NLon: 117.00808°WElev: 2185.0ft.

Clear

35°C

95°F

Humidity 16%
Wind Speed SSE 4 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 6°C (43°F)
Visibility 16 km
Heat Index33°C (91°F)
Last update 12 Jul 06:20 PM MDT
Extended Forecast for

Ontario OR

Heat Advisory July 13, 12:00pm until July 14, 09:00pm
Click here for hazard details and duration
Heat Advisory
  • Tonight

    Tonight: Clear, with a low around 20. North northwest wind 5 to 10 km/h.

    Low: 20 °C

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 39. Calm wind becoming northwest 5 to 10 km/h in the afternoon.

    High: 39 °C

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 22. North northwest wind 10 to 13 km/h.

    Low: 22 °C

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 39. West northwest wind 8 to 11 km/h.

    High: 39 °C

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 21. North northwest wind 11 to 13 km/h.

    Low: 21 °C

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 36.

    High: 36 °C

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 21.

    Low: 21 °C

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 36.

    High: 36 °C

    Hot

  • Wednesday Night

    Wednesday Night: Clear, with a low around 19.

    Low: 19 °C

    Clear

Detailed Forecast

Tonight
Clear, with a low around 20. North northwest wind 5 to 10 km/h.
Sunday
Sunny and hot, with a high near 39. Calm wind becoming northwest 5 to 10 km/h in the afternoon.
Sunday Night
Clear, with a low around 22. North northwest wind 10 to 13 km/h.
Monday
Sunny and hot, with a high near 39. West northwest wind 8 to 11 km/h.
Monday Night
Clear, with a low around 21. North northwest wind 11 to 13 km/h.
Tuesday
Sunny and hot, with a high near 36.
Tuesday Night
Mostly clear, with a low around 21.
Wednesday
Sunny and hot, with a high near 36.
Wednesday Night
Clear, with a low around 19.
Thursday
Sunny and hot, with a high near 37.
Thursday Night
Mostly clear, with a low around 19.
Friday
Sunny and hot, with a high near 37.
Friday Night
Mostly clear, with a low around 18.
Saturday
Sunny and hot, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
Ontario OR
 44.03°N 116.97°W (Elev. 2103 m)
3:04 pm MDT Jul 12, 2025
6pm MDT Jul 12, 2025-6pm MDT Jul 19, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database