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

Brigham City Regional Airport (KBMC)

Lat: 41.5464°NLon: 112.0601°WElev: 4230.0ft.

Mostly Cloudy

57°F

14°C

Humidity 44%
Wind Speed S 23 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 24 Dec 10:35 AM MST
Extended Forecast for

10 Miles SW Tremonton UT

  • Today

    Today: Rain likely, mainly after 2pm.  Cloudy, with a temperature falling to around 52 by 5pm. South wind around 14 mph.  Chance of precipitation is 70%.

    High: 56 °F

    Rain Likely

  • Tonight

    Tonight: Rain before 2am, then showers and possibly a thunderstorm after 2am.  Low around 45. South wind 18 to 21 mph.  Chance of precipitation is 90%.

    Low: 45 °F

    Showers

  • Christmas Day

    Christmas Day: Rain and possibly a thunderstorm before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm.  High near 54. South wind 16 to 18 mph.  Chance of precipitation is 80%.

    High: 54 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then rain likely after 8pm.  Mostly cloudy, with a low around 42. South wind 16 to 21 mph.  Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely

  • Friday

    Friday: Rain likely, then showers and possibly a thunderstorm after 11am.  High near 48. South wind 14 to 16 mph.  Chance of precipitation is 90%.

    High: 48 °F

    Showers

  • Friday Night

    Friday Night: Rain likely before 8pm, then rain likely, possibly mixed with snow.  Mostly cloudy, with a low around 32. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow
    Likely then
    Slight Chance
    Rain/Snow

  • Saturday

    Saturday: A slight chance of rain and snow before 8am, then a slight chance of snow.  Mostly sunny, with a high near 41. Chance of precipitation is 20%.

    High: 41 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 37.

    High: 37 °F

    Sunny

Detailed Forecast

Today
Rain likely, mainly after 2pm. Cloudy, with a temperature falling to around 52 by 5pm. South wind around 14 mph. Chance of precipitation is 70%.
Tonight
Rain before 2am, then showers and possibly a thunderstorm after 2am. Low around 45. South wind 18 to 21 mph. Chance of precipitation is 90%.
Christmas Day
Rain and possibly a thunderstorm before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 54. South wind 16 to 18 mph. Chance of precipitation is 80%.
Thursday Night
A chance of showers and thunderstorms, then rain likely after 8pm. Mostly cloudy, with a low around 42. South wind 16 to 21 mph. Chance of precipitation is 60%.
Friday
Rain likely, then showers and possibly a thunderstorm after 11am. High near 48. South wind 14 to 16 mph. Chance of precipitation is 90%.
Friday Night
Rain likely before 8pm, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 32. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
A slight chance of rain and snow before 8am, then a slight chance of snow. Mostly sunny, with a high near 41. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 24.
Sunday
Sunny, with a high near 37.
Sunday Night
Mostly clear, with a low around 23.
Monday
Sunny, with a high near 38.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SW Tremonton UT
 41.64°N 112.34°W (Elev. 4521 ft)
2:03 am MST Dec 24, 2025
11am MST Dec 24, 2025-6pm MST Dec 30, 2025
 
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Additional Resources

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