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 >

Hazardous Weather Conditions

Current conditions at

FIVE CENT (WEFC1)

Lat: 40.75365°NLon: 122.93214°WElev: 2602.0ft.

NA

40°F

4°C

Humidity 92%
Wind Speed SW 8 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 25 Dec 02:20 PM PST
Extended Forecast for

6 Miles NW Helena CA

Flood Watch December 25, 03:20pm until December 26, 10:00pm
Winter Storm Warning December 25, 03:20pm until December 26, 10:00pm
Click here for hazard details and duration
Flood Watch
Winter Storm Warning
  •  
    Flood Watch December 25, 03:20pm until December 26, 10:00pm
    Winter Storm Warning December 25, 03:20pm until December 26, 10:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Christmas Day

    High: 36 °F

    Snow Showers
    and Breezy

  • Tonight

    Tonight: Snow showers. Low around 31. Breezy, with a south wind around 17 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 31 °F

    Snow Showers
    and Breezy

  • Friday

    Friday: Snow showers. High near 34. Southeast wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 34 °F

    Snow Showers

  • Friday Night

    Friday Night: Snow showers likely, mainly before 10pm. Mostly cloudy, with a low around 28. East wind 8 to 10 mph becoming northwest after midnight. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Saturday

    Saturday: A 20 percent chance of snow showers after 10am. Mostly sunny, with a high near 35. Northwest wind around 5 mph.

    High: 35 °F

    Slight Chance
    Snow Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26. Northeast wind around 6 mph.

    Low: 26 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Christmas Day
Snow showers. High near 36. Breezy, with a south wind around 17 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow showers. Low around 31. Breezy, with a south wind around 17 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Friday
Snow showers. High near 34. Southeast wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow showers likely, mainly before 10pm. Mostly cloudy, with a low around 28. East wind 8 to 10 mph becoming northwest after midnight. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday
A 20 percent chance of snow showers after 10am. Mostly sunny, with a high near 35. Northwest wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 26. Northeast wind around 6 mph.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Sunny, with a high near 48.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Sunny, with a high near 51.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Mostly sunny, with a high near 50.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 37.
New Year's Day
A chance of rain and snow. Partly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Helena CA
 40.83°N 123.2°W (Elev. 4846 ft)
Last Update:
1:10 pm PST Dec 25, 2025
Forecast Valid:
3pm PST Dec 25, 2025-6pm PST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation