Winter Storm in the Central Appalachians through the Northeast; Heavy Snow in the Great Basin and Rockies

A winter storm will impact the central Appalachians to the Northeast through the night. Accumulating snow is expected for interior New England and the northern Mid-Atlantic. Scattered showers and occasional thunderstorms will persist across Florida and the Southeast coast. Locally heavy mountain snow is expected in the Great Basin and Rockies over the next couple of days. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Mostly Cloudy

39°F

4°C

Humidity 69%
Wind Speed WSW 9 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 02 Dec 01:35 PM MST
Extended Forecast for

35 Miles SSE Unity OR

  • This Afternoon

    This Afternoon: A 20 percent chance of snow showers.  Partly sunny, with a high near 37. Northwest wind around 11 mph.

    High: 37 °F

    Slight Chance
    Snow Showers

  • Tonight

    Tonight: Mostly clear, with a low around 25. West northwest wind around 9 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 34. Southwest wind 6 to 8 mph.

    High: 34 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26. West southwest wind around 6 mph.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 10 percent chance of snow after 5pm.  Partly sunny, with a high near 34. West wind 5 to 7 mph.

    High: 34 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A slight chance of rain and snow before 8pm, then a slight chance of rain between 8pm and 11pm, then a chance of rain and snow after 11pm.  Snow level rising to 6000 feet. Mostly cloudy, with a low around 31. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A 40 percent chance of rain.  Snow level 6100 feet rising to 7000 feet in the afternoon. Mostly cloudy, with a high near 44.

    High: 44 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain likely.  Mostly cloudy, with a low around 39. Chance of precipitation is 60%.

    Low: 39 °F

    Rain Likely

  • Saturday

    Saturday: A 50 percent chance of rain.  Partly sunny, with a high near 44.

    High: 44 °F

    Chance Rain

Detailed Forecast

This Afternoon
A 20 percent chance of snow showers. Partly sunny, with a high near 37. Northwest wind around 11 mph.
Tonight
Mostly clear, with a low around 25. West northwest wind around 9 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 34. Southwest wind 6 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 26. West southwest wind around 6 mph.
Thursday
A 10 percent chance of snow after 5pm. Partly sunny, with a high near 34. West wind 5 to 7 mph.
Thursday Night
A slight chance of rain and snow before 8pm, then a slight chance of rain between 8pm and 11pm, then a chance of rain and snow after 11pm. Snow level rising to 6000 feet. Mostly cloudy, with a low around 31. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
A 40 percent chance of rain. Snow level 6100 feet rising to 7000 feet in the afternoon. Mostly cloudy, with a high near 44.
Friday Night
Rain likely. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Saturday
A 50 percent chance of rain. Partly sunny, with a high near 44.
Saturday Night
A chance of rain, mixing with snow after 8pm, then gradually ending. Snow level 6200 feet lowering to 5700 feet after midnight . Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Sunday
A chance of rain and snow. Snow level 5800 feet. Partly sunny, with a high near 44. Chance of precipitation is 30%.
Sunday Night
A slight chance of rain and snow. Snow level 6100 feet lowering to 5300 feet after midnight . Partly cloudy, with a low around 31. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 41.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
35 Miles SSE Unity OR
 43.95°N 117.99°W (Elev. 5213 ft)
2:04 am MST Dec 2, 2025
1pm MST Dec 2, 2025-6pm MST Dec 8, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database