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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

Logan-Cache Airport (KLGU)

Lat: 41.78652°NLon: 111.85187°WElev: 4446.0ft.

Overcast

48°F

9°C

Humidity 87%
Wind Speed SSE 5 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 24 Dec 06:20 PM MST
Extended Forecast for

Clarkston UT

  • Tonight

    Tonight: Rain. Low around 46. Breezy, with a south wind 18 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 100%.

    Low: 46 °F

    Rain and
    Breezy

  • Christmas Day

    Christmas Day: Rain before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of rain after 5pm. High near 52. South southwest wind 18 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 90%.

    High: 52 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of rain before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then rain likely after 2am. Mostly cloudy, with a low around 39. South wind 16 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 70%.

    Low: 39 °F

    Showers
    Likely

  • Friday

    Friday: Rain, possibly mixed with snow before 2pm, then rain between 2pm and 5pm, then rain, possibly mixed with snow after 5pm. Some thunder is also possible. High near 45. South southwest wind 16 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow

  • Friday Night

    Friday Night: Rain and snow likely before 11pm, then a chance of snow. Mostly cloudy, with a low around 32. South southwest wind 10 to 13 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Saturday

    Saturday: A 50 percent chance of snow. Partly sunny, with a high near 36. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 16.

    Low: 16 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain. Low around 46. Breezy, with a south wind 18 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 100%.
Christmas Day
Rain before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of rain after 5pm. High near 52. South southwest wind 18 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 90%.
Thursday Night
A chance of rain before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then rain likely after 2am. Mostly cloudy, with a low around 39. South wind 16 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 70%.
Friday
Rain, possibly mixed with snow before 2pm, then rain between 2pm and 5pm, then rain, possibly mixed with snow after 5pm. Some thunder is also possible. High near 45. South southwest wind 16 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday Night
Rain and snow likely before 11pm, then a chance of snow. Mostly cloudy, with a low around 32. South southwest wind 10 to 13 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday
A 50 percent chance of snow. Partly sunny, with a high near 36. New snow accumulation of less than a half inch possible.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Sunny, with a high near 31.
Sunday Night
Mostly clear, with a low around 16.
Monday
Sunny, with a high near 33.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Mostly sunny, with a high near 36.
Tuesday Night
Mostly clear, with a low around 22.
Wednesday
Sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Clarkston UT
 41.9°N 112.06°W (Elev. 5118 ft)
Last Update:
2:04 pm MST Dec 24, 2025
Forecast Valid:
6pm MST Dec 24, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation