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

South Valley Regional Airport (KSVR)

Lat: 40.6196° N Lon: 111.99016° W Elev: 4596.0 ft.

Overcast

57°F

14°C

Humidity 54%
Wind Speed S 23 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 24 Dec 05:35 PM MST
Detailed forecast for

Salt Lake Valley

Tonight
Mostly cloudy. A chance of rain in the evening, then rain likely after midnight. Lows in the lower 50s. South winds 10 to 20 mph. Chance of rain 70 percent.
Christmas Day
Breezy. Rain showers and a slight chance of thunderstorms in the morning, then a chance of rain showers and a slight chance of thunderstorms in the afternoon. Partly sunny. Highs around 60. South winds 15 to 25 mph. Chance of precipitation 80 percent.
Thursday Night
Breezy. Mostly cloudy with a 50 percent chance of rain. Lows in the mid 40s. South winds 15 to 25 mph.
Friday
Breezy. A chance of rain in the morning, then rain in the afternoon. Mostly cloudy. Highs in the mid 50s. South winds 15 to 25 mph. Chance of rain 80 percent.
Friday Night
Rain showers and a slight chance of thunderstorms in the evening, then rain likely after midnight. Lows in the upper 30s. South winds 10 to 20 mph in the evening. Chance of precipitation 90 percent.
Saturday
Snow likely and a chance of rain in the morning, then a chance of snow and rain in the afternoon. Mostly cloudy. Cooler. Highs in the lower 40s. Chance of precipitation 60 percent.
Saturday Night
Mostly cloudy in the evening then becoming partly cloudy. Lows in the lower 20s.
Sunday Through Monday Night
Mostly clear. Highs in the upper 30s. Lows in the lower 20s.
Tuesday Through Wednesday
Mostly clear. Highs in the mid 40s. Lows in the upper 20s. =



Basemap Options
Click map to change the forecast location
Loading map...
204 PM MST Wed Dec 24 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database