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.

Overcast

46°F

8°C

Humidity 85%
Wind Speed NW 4 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 18 Nov 11:53 PM MST
Extended Forecast for

3 Miles S Weiser ID

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 52. Calm wind.

    High: 52 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 8pm. Otherwise, partly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Patchy Fog

  • Thursday

    Thursday: Areas of fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 53. Calm wind.

    High: 53 °F

    Areas Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. Light north northwest wind.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 27.

    Low: 27 °F

    Patchy Fog

  • Saturday

    Saturday: Areas of fog before 8am. Otherwise, mostly sunny, with a high near 50.

    High: 50 °F

    Areas Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 28.

    Low: 28 °F

    Patchy Fog

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 36. Calm wind.
Wednesday
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 52. Calm wind.
Wednesday Night
Patchy fog after 8pm. Otherwise, partly cloudy, with a low around 34. Calm wind.
Thursday
Areas of fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 53. Calm wind.
Thursday Night
Mostly clear, with a low around 29. Light north northwest wind.
Friday
Sunny, with a high near 52.
Friday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 27.
Saturday
Areas of fog before 8am. Otherwise, mostly sunny, with a high near 50.
Saturday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 28.
Sunday
Areas of fog before 8am. Otherwise, partly sunny, with a high near 49.
Sunday Night
A chance of rain and snow. Patchy fog. Otherwise, mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Monday
A chance of rain and snow. Patchy fog. Otherwise, partly sunny, with a high near 49. Chance of precipitation is 30%.
Monday Night
A chance of rain and snow. Partly cloudy, with a low around 26. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Weiser ID
 44.21°N 116.95°W (Elev. 2133 ft)
Last Update:
2:04 pm MST Nov 18, 2025
Forecast Valid:
12am MST Nov 19, 2025-6pm MST Nov 25, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation