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

70°F

21°C

Humidity 26%
Wind Speed N 3 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 18 Oct 04:53 PM MDT
Extended Forecast for

Weiser ID

  • Tonight

    Tonight: Mostly clear, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 72. Calm wind.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. Calm wind.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 67. Chance of precipitation is 70%.

    High: 67 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday Night

    Thursday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.

    Low: 39 °F

    Showers
    Likely then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 34. Calm wind.
Monday
Sunny, with a high near 72. Calm wind.
Monday Night
Partly cloudy, with a low around 41. Calm wind.
Tuesday
Mostly sunny, with a high near 74. Calm wind.
Tuesday Night
Partly cloudy, with a low around 43. Calm wind.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Thursday
Showers likely. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 67. Chance of precipitation is 70%.
Thursday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 31.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 36.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Weiser ID
 44.25°N 116.99°W (Elev. 2100 ft)
Last Update:
2:41 pm MDT Oct 18, 2026
Forecast Valid:
5pm MDT Oct 18, 2026-6pm MDT Oct 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