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

Modesto City-County Airport - Harry Sham Field (KMOD)

Lat: 37.62549°NLon: 120.9549°WElev: 85.0ft.

Overcast

61°F

16°C

Humidity 59%
Wind Speed SE 20 MPH
Barometer 29.7 in (1005.76 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 25 Dec 02:00 AM PST
Extended Forecast for

Turlock CA

Flood Watch December 25, 02:17am until December 26, 04:00pm
High Wind Warning December 25, 02:17am until December 25, 04:00pm
Click here for hazard details and duration
Flood Watch
High Wind Warning
  •  
    Flood Watch December 25, 02:17am until December 26, 04:00pm
    High Wind Warning December 25, 02:17am until December 25, 04:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 56 °F

    Rain and
    Breezy

  • Christmas Day

    Christmas Day: Rain and thunderstorms before 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then rain likely after 4pm. High near 59. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 59 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm before 4am, then rain likely. Low around 51. South wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Rain

  • Friday

    Friday: Rain. High near 56. Southeast wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Rain

  • Friday Night

    Friday Night: A 50 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 46. Southeast wind 3 to 5 mph.

    Low: 46 °F

    Chance Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 10am. Partly sunny, with a high near 51.

    High: 51 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

Overnight
Rain, mainly after 3am. Low around 56. Breezy, with a southeast wind around 24 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Christmas Day
Rain and thunderstorms before 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then rain likely after 4pm. High near 59. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Rain and possibly a thunderstorm before 4am, then rain likely. Low around 51. South wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Rain. High near 56. Southeast wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A 50 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 46. Southeast wind 3 to 5 mph.
Saturday
A 20 percent chance of rain before 10am. Partly sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Partly sunny, with a high near 48.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Mostly cloudy, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Turlock CA
 37.5°N 120.85°W (Elev. 102 ft)
Last Update:
1:21 am PST Dec 25, 2025
Forecast Valid:
2am PST Dec 25, 2025-6pm PST Dec 31, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation