National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 >

Hazardous Weather Conditions

Current conditions at

St George Regional Airport (KSGU)

Lat: 37.0451°NLon: 113.50561°WElev: 2872.0ft.

Overcast

56°F

13°C

Humidity 57%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 24 Dec 01:56 AM MST
Extended Forecast for

11 Miles WSW Ivins UT

Winter Weather Advisory December 24, 05:00am until December 25, 11:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: A 50 percent chance of rain. Mostly cloudy, with a low around 46. Southeast wind around 13 mph.

    Low: 46 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. High near 47. South wind 10 to 14 mph. Chance of precipitation is 90%.

    High: 47 °F

    Rain Likely
    then Showers

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm before 11pm, then showers and possibly a thunderstorm between 11pm and 2am, then rain after 2am. Patchy blowing dust before 11pm. Low around 46. South wind 10 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 100%.

    Low: 46 °F

    Showers

  • Christmas Day

    Christmas Day: Showers and possibly a thunderstorm before 11am, then a chance of rain between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. High near 46. Breezy, with a south wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 80%.

    High: 46 °F

    Showers then
    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a chance of rain after 2am. Mostly cloudy, with a low around 40. South wind 16 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 40%.

    Low: 40 °F

    Chance
    Showers

  • Friday

    Friday: A chance of rain before 8am, then rain likely, possibly mixed with snow. Some thunder is also possible. Mostly cloudy, with a high near 42. Breezy. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow
    Likely and
    Breezy

  • Friday Night

    Friday Night: Rain and snow showers likely before 11pm, then a chance of snow. Some thunder is also possible. Mostly cloudy, with a low around 35. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 35 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Saturday

    Saturday: A chance of snow. Partly sunny, with a high near 39.

    High: 39 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Overnight
A 50 percent chance of rain. Mostly cloudy, with a low around 46. Southeast wind around 13 mph.
Wednesday
Rain, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. High near 47. South wind 10 to 14 mph. Chance of precipitation is 90%.
Wednesday Night
Rain and possibly a thunderstorm before 11pm, then showers and possibly a thunderstorm between 11pm and 2am, then rain after 2am. Patchy blowing dust before 11pm. Low around 46. South wind 10 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 100%.
Christmas Day
Showers and possibly a thunderstorm before 11am, then a chance of rain between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. High near 46. Breezy, with a south wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 80%.
Thursday Night
A chance of showers and thunderstorms before 2am, then a chance of rain after 2am. Mostly cloudy, with a low around 40. South wind 16 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 40%.
Friday
A chance of rain before 8am, then rain likely, possibly mixed with snow. Some thunder is also possible. Mostly cloudy, with a high near 42. Breezy. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday Night
Rain and snow showers likely before 11pm, then a chance of snow. Some thunder is also possible. Mostly cloudy, with a low around 35. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday
A chance of snow. Partly sunny, with a high near 39.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 39.
Sunday Night
Mostly clear, with a low around 32. Breezy.
Monday
Mostly sunny, with a high near 41.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WSW Ivins UT
 37.13°N 113.87°W (Elev. 6401 ft)
Last Update:
2:04 pm MST Dec 23, 2025
Forecast Valid:
2am MST Dec 24, 2025-6pm MST Dec 30, 2025
 
Forecast Discussion
 
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