Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

66°F

19°C

Humidity 37%
Wind Speed SSE 3 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 20 Mar 12:35 PM MDT
Extended Forecast for

Ontario OR

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 79. Calm wind becoming east around 5 mph.

    High: 79 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. North northwest wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 68. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon.

    High: 68 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming clear, with a low around 34. Northwest wind 7 to 14 mph.

    Low: 34 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 62. Northwest wind around 6 mph becoming calm  in the morning.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 73.

    High: 73 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 79. Calm wind becoming east around 5 mph.
Tonight
Mostly cloudy, with a low around 48. North northwest wind 5 to 7 mph becoming light and variable after midnight.
Saturday
Partly sunny, with a high near 68. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon.
Saturday Night
Mostly cloudy, then gradually becoming clear, with a low around 34. Northwest wind 7 to 14 mph.
Sunday
Sunny, with a high near 62. Northwest wind around 6 mph becoming calm in the morning.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Mostly cloudy, with a high near 65.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
Mostly cloudy, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Partly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
Sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Ontario OR
 44.03°N 116.97°W (Elev. 2103 ft)
12:29 pm MDT Mar 20, 2026
12pm MDT Mar 20, 2026-6pm MDT Mar 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database