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

27°F

-3°C

Humidity 88%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 01 Jan 04:53 AM MST
Extended Forecast for

10 Miles E Weiser ID

  • New Year's Day

    New Year's Day: A 50 percent chance of rain after 11am. Cloudy, with a high near 38. Light north northwest wind.

    High: 38 °F

    Chance Rain

  • Tonight

    Tonight: Rain. Low around 33. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 33 °F

    Rain

  • Friday

    Friday: Rain likely, mainly before 11am. Patchy dense fog before 11am, then patchy dense fog after 2pm. Otherwise, mostly cloudy, with a high near 41. Light and variable wind. Chance of precipitation is 60%.

    High: 41 °F

    Rain Likely
    and Patchy
    Dense Fog

  • Friday Night

    Friday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 35. North northeast wind 3 to 5 mph.

    Low: 35 °F

    Patchy Fog

  • Saturday

    Saturday: A 30 percent chance of rain, mainly after 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 46. Light and variable wind becoming north around 5 mph in the morning.

    High: 46 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday Night

    Saturday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely. Mostly cloudy, with a high near 46. Chance of precipitation is 70%.

    High: 46 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely. Mostly cloudy, with a low around 37. Chance of precipitation is 70%.

    Low: 37 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.

    High: 45 °F

    Rain Likely

Detailed Forecast

New Year's Day
A 50 percent chance of rain after 11am. Cloudy, with a high near 38. Light north northwest wind.
Tonight
Rain. Low around 33. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain likely, mainly before 11am. Patchy dense fog before 11am, then patchy dense fog after 2pm. Otherwise, mostly cloudy, with a high near 41. Light and variable wind. Chance of precipitation is 60%.
Friday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 35. North northeast wind 3 to 5 mph.
Saturday
A 30 percent chance of rain, mainly after 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 46. Light and variable wind becoming north around 5 mph in the morning.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 38.
Sunday
Rain likely. Mostly cloudy, with a high near 46. Chance of precipitation is 70%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 37. Chance of precipitation is 70%.
Monday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 33.
Tuesday
A 20 percent chance of rain. Partly sunny, with a high near 43.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 32.
Wednesday
A 40 percent chance of rain. Partly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles E Weiser ID
 44.27°N 116.79°W (Elev. 2595 ft)
Last Update:
2:28 am MST Jan 1, 2026
Forecast Valid:
5am MST Jan 1, 2026-6pm MST Jan 7, 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