National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Current conditions at

South Valley Regional Airport (KSVR)

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

Overcast

48°F

9°C

Humidity 53%
Wind Speed S 19 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 26 Dec 05:15 AM MST
Extended Forecast for

Riverton UT

  • Today

    Today: Rain likely, mainly after 2pm. Cloudy, with a high near 54. South wind 17 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 70%.

    High: 54 °F

    Rain Likely

  • Tonight

    Tonight: Rain showers before 2am, then rain and snow showers between 2am and 5am, then rain showers after 5am. Some thunder is also possible. Low around 37. South southeast wind 5 to 14 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 37 °F

    Showers then
    Rain/Snow

  • Saturday

    Saturday: Rain before 8am, then rain and snow showers between 8am and 2pm, then snow showers likely after 2pm. Some thunder is also possible. High near 45. Light and variable wind becoming north northwest 5 to 8 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Rain/Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 22. North northwest wind 7 to 9 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 22 °F

    Snow Likely
    then Chance
    Snow

  • Sunday

    Sunday: Mostly sunny, with a high near 34. North northwest wind around 7 mph.

    High: 34 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 36.

    High: 36 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

Detailed Forecast

Today
Rain likely, mainly after 2pm. Cloudy, with a high near 54. South wind 17 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 70%.
Tonight
Rain showers before 2am, then rain and snow showers between 2am and 5am, then rain showers after 5am. Some thunder is also possible. Low around 37. South southeast wind 5 to 14 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Saturday
Rain before 8am, then rain and snow showers between 8am and 2pm, then snow showers likely after 2pm. Some thunder is also possible. High near 45. Light and variable wind becoming north northwest 5 to 8 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 22. North northwest wind 7 to 9 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday
Mostly sunny, with a high near 34. North northwest wind around 7 mph.
Sunday Night
Mostly clear, with a low around 17.
Monday
Sunny, with a high near 36.
Monday Night
Mostly clear, with a low around 20.
Tuesday
Sunny, with a high near 42.
Tuesday Night
Mostly clear, with a low around 25.
Wednesday
Sunny, with a high near 47.
Wednesday Night
Partly cloudy, with a low around 30.
New Year's Day
A chance of rain and snow. Partly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Riverton UT
 40.53°N 111.92°W (Elev. 4390 ft)
Last Update:
2:04 am MST Dec 26, 2025
Forecast Valid:
5am MST Dec 26, 2025-6pm MST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation