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.

Rain

52°F

11°C

Humidity 76%
Wind Speed S 12 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 24 Dec 08:20 PM MST
Extended Forecast for

Logan UT

  • Tonight

    Tonight: Rain. Low around 44. South wind around 10 mph. Chance of precipitation is 100%.

    Low: 44 °F

    Rain

  • Christmas Day

    Christmas Day: Rain, mainly before 8am, then showers likely and possibly a thunderstorm after 2pm. High near 56. South wind 8 to 10 mph. Chance of precipitation is 90%.

    High: 56 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm, mainly before 2am, then rain after 2am. Low around 40. South wind around 10 mph. Chance of precipitation is 80%.

    Low: 40 °F

    Showers

  • Friday

    Friday: Rain, mainly before 2pm, then showers and possibly a thunderstorm after 2pm. High near 48. South wind 8 to 10 mph. Chance of precipitation is 90%.

    High: 48 °F

    Showers

  • Friday Night

    Friday Night: Rain before 11pm, then rain and snow likely. Low around 31. South southwest wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Rain/Snow

  • Saturday

    Saturday: A 50 percent chance of snow. Mostly cloudy, with a high near 40. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 17.

    Low: 17 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 34.

    High: 34 °F

    Sunny

  • Sunday Night

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

    Low: 16 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain. Low around 44. South wind around 10 mph. Chance of precipitation is 100%.
Christmas Day
Rain, mainly before 8am, then showers likely and possibly a thunderstorm after 2pm. High near 56. South wind 8 to 10 mph. Chance of precipitation is 90%.
Thursday Night
Showers and possibly a thunderstorm, mainly before 2am, then rain after 2am. Low around 40. South wind around 10 mph. Chance of precipitation is 80%.
Friday
Rain, mainly before 2pm, then showers and possibly a thunderstorm after 2pm. High near 48. South wind 8 to 10 mph. Chance of precipitation is 90%.
Friday Night
Rain before 11pm, then rain and snow likely. Low around 31. South southwest wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 40. New snow accumulation of less than a half inch possible.
Saturday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 17.
Sunday
Sunny, with a high near 34.
Sunday Night
Mostly clear, with a low around 16.
Monday
Sunny, with a high near 38.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Sunny, with a high near 41.
Tuesday Night
Mostly clear, with a low around 23.
Wednesday
Sunny, with a high near 45.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Logan UT
 41.73°N 111.83°W (Elev. 4587 ft)
Last Update:
2:04 pm MST Dec 24, 2025
Forecast Valid:
8pm MST Dec 24, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation