Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

South Valley Regional Airport (KSVR)

Lat: 40.6196°NLon: 111.99016°WElev: 4596.0ft.

Overcast

34°F

1°C

Humidity 69%
Wind Speed N 9 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 27 Dec 07:15 PM MST
Extended Forecast for

Riverton UT

  • Tonight

    Tonight: A 40 percent chance of snow before 8pm.  Mostly cloudy, with a low around 24. North wind 8 to 10 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 24 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 36. North wind around 7 mph.

    High: 36 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 19. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 19 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 38. Light and variable wind.

    High: 38 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 23. Light and variable wind.

    Low: 23 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of snow before 8pm. Mostly cloudy, with a low around 24. North wind 8 to 10 mph. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Sunny, with a high near 36. North wind around 7 mph.
Sunday Night
Mostly clear, with a low around 19. North northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 38. Light and variable wind.
Monday Night
Clear, with a low around 23. Light and variable wind.
Tuesday
Sunny, with a high near 44.
Tuesday Night
Mostly clear, with a low around 26.
Wednesday
Sunny, with a high near 48.
Wednesday Night
Mostly cloudy, with a low around 31.
New Year's Day
A slight chance of rain and snow before 11am, then a chance of rain. Partly sunny, with a high near 51.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 37.
Friday
Rain likely. Mostly cloudy, with a high near 51.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Saturday
A chance of rain and snow. Partly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
Riverton UT
 40.53°N 111.95°W (Elev. 4544 ft)
2:04 pm MST Dec 27, 2025
7pm MST Dec 27, 2025-6pm MST Jan 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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