Heavy Snow from the Midwest into the Great Lakes; Locally Heavy Rain in the Western Gulf Coast

A significant winter storm will produce a broad area of moderate to heavy snow from the Midwest through the western Great Lakes. Significant snow accumulations of 6-12 inches, and locally more than 1 foot, and gusty wind may cause hazardous travel conditions. Thunderstorms, some severe, and showers may produce locally heavy rain and isolated flash flooding along the western Gulf Coast. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

Lat: 44.01424°NLon: 117.00808°WElev: 2185.0ft.

Overcast

36°F

2°C

Humidity 80%
Wind Speed SW 6 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 30 Nov 01:05 AM MST
Extended Forecast for

Ontario Municipal OR

  • Overnight

    Overnight: A chance of rain before 2am, then a chance of rain and snow.  Mostly cloudy, with a low around 28. Northwest wind around 5 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance
    Rain/Snow

  • Sunday

    Sunday: Sunny, with a high near 46. North northwest wind 7 to 11 mph.

    High: 46 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 22. Northwest wind 6 to 11 mph becoming light  after midnight. Winds could gust as high as 21 mph.

    Low: 22 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 40. Calm wind.

    High: 40 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of rain and snow between 11pm and 2am, then a slight chance of snow after 2am.  Mostly cloudy, with a low around 28. Calm wind.  Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain/Snow

  • Tuesday

    Tuesday: A 30 percent chance of snow before 11am.  Mostly cloudy, with a high near 42. Little or no snow accumulation expected.

    High: 42 °F

    Chance Snow
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy
    then Patchy
    Fog

Detailed Forecast

Overnight
A chance of rain before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 28. Northwest wind around 5 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday
Sunny, with a high near 46. North northwest wind 7 to 11 mph.
Sunday Night
Mostly clear, with a low around 22. Northwest wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 21 mph.
Monday
Partly sunny, with a high near 40. Calm wind.
Monday Night
A slight chance of rain and snow between 11pm and 2am, then a slight chance of snow after 2am. Mostly cloudy, with a low around 28. Calm wind. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of snow before 11am. Mostly cloudy, with a high near 42. Little or no snow accumulation expected.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
Mostly sunny, with a high near 42.
Wednesday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 24.
Thursday
Areas of fog before 8am. Otherwise, partly sunny, with a high near 40.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
Patchy fog. Otherwise, mostly cloudy, with a high near 43.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Saturday
A chance of rain and snow. Patchy fog. Otherwise, mostly cloudy, with a high near 46. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Ontario Municipal OR
 44.03°N 117°W (Elev. 2139 ft)
9:18 pm MST Nov 29, 2025
1am MST Nov 30, 2025-6pm MST Dec 6, 2025
 
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Additional Resources

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