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

Areas of Severe Thunderstorms and Excessive Rainfall Through This Weekend

Severe thunderstorms which can bring large hail, damaging winds, and isolated tornadoes will be possible over parts of the central U.S. through this weekend. Thunderstorms with heavy to excessive rainfall moving from Texas into the mid-Mississippi Valley through this weekend may produce areas of flooding. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Partly Cloudy

61°F

16°C

Humidity 26%
Wind Speed W 10 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 07 Jun 11:53 AM MDT
Extended Forecast for

Ontario OR

  • This Afternoon

    This Afternoon: Increasing clouds, with a high near 71. West wind 5 to 7 mph becoming calm.

    High: 71 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. East wind 5 to 7 mph becoming calm in the evening.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 76. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon.

    High: 76 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A slight chance of showers before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Cloudy, with a low around 53. West northwest wind 5 to 9 mph becoming calm. Chance of precipitation is 50%.

    Low: 53 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 75. South wind 5 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 75 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

This Afternoon
Increasing clouds, with a high near 71. West wind 5 to 7 mph becoming calm.
Tonight
Mostly cloudy, with a low around 48. East wind 5 to 7 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 76. Light and variable wind becoming south southwest 5 to 10 mph in the afternoon.
Monday Night
A slight chance of showers before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Cloudy, with a low around 53. West northwest wind 5 to 9 mph becoming calm. Chance of precipitation is 50%.
Tuesday
A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 75. South wind 5 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Clear, with a low around 44.
Thursday
Sunny, with a high near 80.
Thursday Night
Clear, with a low around 49.
Friday
Sunny, with a high near 84.
Friday Night
Clear, with a low around 52.
Saturday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ontario OR
 44.03°N 116.97°W (Elev. 2103 ft)
Last Update:
12:29 am MDT Jun 7, 2026
Forecast Valid:
12pm MDT Jun 7, 2026-6pm MDT Jun 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation