Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Current conditions at

South Valley Regional Airport (KSVR)

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

haze

55°F

13°C

Humidity 35%
Wind Speed SSE 19 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 28°F (-2°C)
Visibility 5.00 mi
Last update 24 Dec 01:35 AM MST
Detailed forecast for

Salt Lake Valley

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



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204 PM MST Tue Dec 23 2025
 
 

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