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.

Partly Cloudy

54°F

12°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 29 Jun 01:05 AM MDT
Extended Forecast for

3 Miles NNW Payette ID

  • Overnight

    Overnight: Isolated showers after 4am. Mostly cloudy, with a steady temperature around 55. Calm wind. Chance of precipitation is 20%.

    Low: 55 °F

    Isolated
    Showers

  • Monday

    Monday: Isolated showers before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 71. Light and variable wind becoming north northeast 5 to 7 mph in the morning. Chance of precipitation is 20%.

    High: 71 °F

    Isolated
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. Northeast wind 5 to 7 mph becoming calm in the evening.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77. Light and variable wind.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after midnight. Mostly clear, with a low around 54. Light and variable wind becoming north northwest 5 to 7 mph in the evening.

    Low: 54 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Overnight
Isolated showers after 4am. Mostly cloudy, with a steady temperature around 55. Calm wind. Chance of precipitation is 20%.
Monday
Isolated showers before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 71. Light and variable wind becoming north northeast 5 to 7 mph in the morning. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 50. Northeast wind 5 to 7 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 77. Light and variable wind.
Tuesday Night
A 20 percent chance of showers after midnight. Mostly clear, with a low around 54. Light and variable wind becoming north northwest 5 to 7 mph in the evening.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 84.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 55.
Independence Day
Sunny, with a high near 89.
Saturday Night
Clear, with a low around 58.
Sunday
Sunny and hot, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Payette ID
 44.12°N 116.93°W (Elev. 2192 ft)
Last Update:
12:29 am MDT Jun 29, 2026
Forecast Valid:
1am MDT Jun 29, 2026-6pm MDT Jul 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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