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

59°F

15°C

Humidity 33%
Wind Speed N 4 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 18 Apr 08:05 PM MDT
Extended Forecast for

Payette ID

  • Tonight

    Tonight: Mostly clear, with a low around 35. Northeast wind around 6 mph becoming calm after midnight.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 70. Calm wind becoming north northeast around 6 mph in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 42. North wind around 6 mph becoming calm after midnight.

    Low: 42 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77. Calm wind becoming south southeast around 5 mph.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. North wind 3 to 6 mph.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely after midnight. Mostly cloudy, with a low around 48. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely. Mostly cloudy, with a high near 58. Chance of precipitation is 60%.

    High: 58 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 35. Northeast wind around 6 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 70. Calm wind becoming north northeast around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 42. North wind around 6 mph becoming calm after midnight.
Monday
Mostly sunny, with a high near 77. Calm wind becoming south southeast around 5 mph.
Monday Night
Partly cloudy, with a low around 45. North wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
A chance of showers and thunderstorms, then showers likely after midnight. Mostly cloudy, with a low around 48. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely. Mostly cloudy, with a high near 58. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 41.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 59.
Thursday Night
Mostly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 39.
Saturday
Mostly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Payette ID
 44.06°N 116.92°W (Elev. 2178 ft)
Last Update:
12:30 pm MDT Apr 18, 2026
Forecast Valid:
8pm MDT Apr 18, 2026-6pm MDT Apr 25, 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