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

BEN BOLT (BENC1)

Lat: 38.59084°NLon: 120.93362°WElev: 905.0ft.

NA

50°F

10°C

Humidity 90%
Wind Speed SSW 8 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Wind Chill47°F (8°C)
Last update 26 Dec 02:59 AM PST
Extended Forecast for

Diamond Springs CA

Flood Watch December 26, 04:00am until December 26, 04:00pm
Wind Advisory until December 26, 10:00am
Flood Advisory December 26, 04:00am until December 26, 06:00pm
Click here for hazard details and duration
Flood Watch
Wind Advisory
Flood Advisory
  •  
    Flood Watch December 26, 04:00am until December 26, 04:00pm
    Wind Advisory until December 26, 10:00am
    Flood Advisory December 26, 04:00am until December 26, 06:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 44 °F

    Rain

  • Friday

    Friday: Rain. High near 48. South wind 9 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Rain Likely
    then Rain

  • Friday Night

    Friday Night: Rain, mainly before 8pm. Low around 39. Southeast wind 5 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain then
    Chance Rain

  • Saturday

    Saturday: A 30 percent chance of rain before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 48. Light and variable wind.

    High: 48 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

Detailed Forecast

Overnight
Rain. Steady temperature around 44. South wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain. High near 48. South wind 9 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain, mainly before 8pm. Low around 39. Southeast wind 5 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 30 percent chance of rain before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 48. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 31. Calm wind.
Sunday
Sunny, with a high near 49.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 34.
Tuesday
Sunny, with a high near 54.
Tuesday Night
Mostly clear, with a low around 36.
Wednesday
Sunny, with a high near 55.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 40.
New Year's Day
A chance of rain. Mostly cloudy, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Diamond Springs CA
 38.67°N 120.85°W (Elev. 1598 ft)
Last Update:
1:21 am PST Dec 26, 2025
Forecast Valid:
4am PST Dec 26, 2025-6pm PST Jan 1, 2026
 
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Additional Resources

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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