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

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Hazardous Weather Conditions

Current conditions at

St George Regional Airport (KSGU)

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

Overcast

46°F

8°C

Humidity 100%
Wind Speed S 4 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 01 Jan 05:20 PM MST
Extended Forecast for

12 Miles NNE Ivins UT

Winter Weather Advisory until January 2, 05:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until January 2, 05:00am

    NOW until 5:00am Fri

    Winter Weather Advisory

  • New Year's Day

    High: 42 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 2am. Steady temperature around 41. Southwest wind around 8 mph. Chance of precipitation is 90%.

    Low: 41 °F

    Rain

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 42. West southwest wind around 6 mph becoming calm.

    High: 42 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Increasing clouds, with a low around 36. Light and variable wind becoming southeast 5 to 7 mph in the evening.

    Low: 36 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, with a high near 45. South wind 8 to 10 mph.

    High: 45 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

  • Sunday

    Sunday: A 30 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 45.

    High: 45 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Rain Likely

Detailed Forecast

New Year's Day
Rain. High near 42. South wind around 7 mph. Chance of precipitation is 90%.
Tonight
Rain, mainly before 2am. Steady temperature around 41. Southwest wind around 8 mph. Chance of precipitation is 90%.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 42. West southwest wind around 6 mph becoming calm.
Friday Night
Increasing clouds, with a low around 36. Light and variable wind becoming southeast 5 to 7 mph in the evening.
Saturday
Mostly cloudy, with a high near 45. South wind 8 to 10 mph.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 41.
Sunday
A 30 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 45.
Sunday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 39.
Monday
Rain likely before 8am, then rain likely, possibly mixed with snow. Mostly cloudy, with a high near 42.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 37.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 41.
Tuesday Night
A slight chance of rain and snow. Partly cloudy, with a low around 34.
Wednesday
A slight chance of snow. Mostly sunny, with a high near 40.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 32.
Thursday
A chance of snow. Partly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Ivins UT
 37.34°N 113.59°W (Elev. 6302 ft)
Last Update:
2:19 pm MST Jan 1, 2026
Forecast Valid:
5pm MST Jan 1, 2026-6pm MST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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