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

Clinton, Clinton-Sherman Airport (KCSM)

Lat: 35.36° N Lon: 99.2° W Elev: 1919 ft.

Fair

61°F

16°C

Humidity 78%
Wind Speed S 18 mph
Barometer 30.09 in (1018.1 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 24 Dec 8:53 pm CST
Detailed forecast for

Custer County

Tonight
Partly cloudy. Patchy fog after midnight. Lows in the upper 40s. South winds 10 to 15 mph.
Christmas Day
Patchy fog in the morning. Mostly sunny. Highs in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph.
Thursday Night
Partly cloudy in the evening, then clearing. Lows around 50. Southwest winds 10 to 15 mph, becoming west after midnight.
Friday
Sunny. Highs in the upper 70s. West winds 5 to 10 mph.
Friday Night
Partly cloudy. Lows in the upper 40s. Southwest winds 5 to 10 mph.
Saturday
Partly sunny. Highs in the upper 70s.
Saturday Night
Mostly cloudy. Lows in the mid 40s.
Sunday
Mostly cloudy and breezy, cooler with highs in the upper 50s. Temperature falling into the upper 40s in the afternoon.
Sunday Night
Mostly cloudy. Much colder with lows in the mid 20s.
Monday
Partly sunny. Cooler with highs in the lower 40s.
Monday Night
Partly cloudy. Cold with lows in the lower 20s.
Tuesday
Mostly sunny. Highs in the lower 50s.
Tuesday Night
Partly cloudy in the evening, then becoming mostly clear. Cold with lows in the upper 20s.
Wednesday
Mostly sunny. Highs in the mid 50s.



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435 PM CST Wed Dec 24 2025
 
 

Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database