National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

66°F

19°C

Humidity 27%
Wind Speed NE 4 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 19 Apr 04:20 PM MDT
Extended Forecast for

36 Miles SSE Unity OR

  • Tonight

    Tonight: Partly cloudy, with a low around 44. East wind 6 to 11 mph.

    Low: 44 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 68. East southeast wind 5 to 10 mph.

    High: 68 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. East southeast wind 7 to 11 mph becoming west after midnight.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers after noon. Mostly sunny, with a high near 65. West wind 9 to 14 mph becoming south southwest in the afternoon. Winds could gust as high as 23 mph.

    High: 65 °F

    Sunny then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm, then showers after midnight. Low around 38. Breezy, with a west wind 17 to 25 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Showers and
    Breezy

  • Wednesday

    Wednesday: Rain showers before 9am, then rain and snow showers between 9am and 3pm, then rain showers likely after 3pm. Snow level 5500 feet. High near 44. Breezy. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of rain showers before 9pm, then a chance of rain and snow showers between 9pm and 3am, then a chance of snow showers after 3am. Snow level 5700 feet lowering to 5000 feet after midnight . Mostly cloudy, with a low around 34. Breezy. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 34 °F

    Chance
    Rain/Snow and
    Breezy

  • Thursday

    Thursday: A slight chance of snow showers before noon, then a chance of rain and snow showers between noon and 3pm, then a chance of rain showers after 3pm. Snow level rising to 5700 feet in the afternoon. Mostly sunny, with a high near 49. Chance of precipitation is 30%.

    High: 49 °F

    Slight Chance
    Snow Showers
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 44. East wind 6 to 11 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 68. East southeast wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 45. East southeast wind 7 to 11 mph becoming west after midnight.
Tuesday
A 30 percent chance of showers after noon. Mostly sunny, with a high near 65. West wind 9 to 14 mph becoming south southwest in the afternoon. Winds could gust as high as 23 mph.
Tuesday Night
Showers likely and possibly a thunderstorm, then showers after midnight. Low around 38. Breezy, with a west wind 17 to 25 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain showers before 9am, then rain and snow showers between 9am and 3pm, then rain showers likely after 3pm. Snow level 5500 feet. High near 44. Breezy. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday Night
A chance of rain showers before 9pm, then a chance of rain and snow showers between 9pm and 3am, then a chance of snow showers after 3am. Snow level 5700 feet lowering to 5000 feet after midnight . Mostly cloudy, with a low around 34. Breezy. Chance of precipitation is 50%. Little or no snow accumulation expected.
Thursday
A slight chance of snow showers before noon, then a chance of rain and snow showers between noon and 3pm, then a chance of rain showers after 3pm. Snow level rising to 5700 feet in the afternoon. Mostly sunny, with a high near 49. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 32.
Friday
Sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
A 20 percent chance of showers. Snow level 5500 feet rising to 6500 feet in the afternoon. Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
36 Miles SSE Unity OR
 43.93°N 117.98°W (Elev. 4984 ft)
Last Update:
12:29 pm MDT Apr 19, 2026
Forecast Valid:
4pm MDT Apr 19, 2026-6pm MDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation