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

40°F

4°C

Humidity 79%
Wind Speed N 0 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 07 Mar 04:53 AM MST
Extended Forecast for

Weiser ID

  • Overnight

    Overnight: A 20 percent chance of showers. Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 54. Light east northeast wind.

    High: 54 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Areas of fog after 11pm. Otherwise, mostly clear, with a low around 32. East northeast wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Areas Fog

  • Sunday

    Sunday: Areas of fog before 11am. Otherwise, mostly sunny, with a high near 61. Calm wind.

    High: 61 °F

    Areas Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. East northeast wind around 6 mph becoming northwest after midnight.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 36. Calm wind.
Saturday
A 20 percent chance of showers before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 54. Light east northeast wind.
Saturday Night
Areas of fog after 11pm. Otherwise, mostly clear, with a low around 32. East northeast wind around 5 mph becoming calm in the evening.
Sunday
Areas of fog before 11am. Otherwise, mostly sunny, with a high near 61. Calm wind.
Sunday Night
Mostly clear, with a low around 36. East northeast wind around 6 mph becoming northwest after midnight.
Monday
Partly sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
A slight chance of rain and snow before 11am, then a chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 30%.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 35.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 62.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 36.
Friday
A 30 percent chance of rain. Mostly cloudy, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Weiser ID
 44.25°N 116.96°W (Elev. 2188 ft)
Last Update:
2:04 am MST Mar 7, 2026
Forecast Valid:
5am MST Mar 7, 2026-6pm MDT Mar 13, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation