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

Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

St George Regional Airport (KSGU)

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

Clear

48°F

9°C

Humidity 29%
Wind Speed N 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 21 Jan 01:30 PM MST
Extended Forecast for

6 Miles NNW Colorado City AZ

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 52. Light south wind.

    High: 52 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Light and variable wind.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 52. Light and variable wind.

    High: 52 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 48. Calm wind becoming west around 6 mph in the afternoon.

    High: 48 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of rain before 11pm, then a chance of rain and snow between 11pm and 2am, then a chance of snow after 2am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: A 20 percent chance of snow before 11am. Mostly sunny, with a high near 43.

    High: 43 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 52. Light south wind.
Tonight
Mostly cloudy, with a low around 38. Light and variable wind.
Thursday
Mostly cloudy, with a high near 52. Light and variable wind.
Thursday Night
Mostly cloudy, with a low around 37. Calm wind.
Friday
Mostly cloudy, with a high near 48. Calm wind becoming west around 6 mph in the afternoon.
Friday Night
A chance of rain before 11pm, then a chance of rain and snow between 11pm and 2am, then a chance of snow after 2am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Saturday
A 20 percent chance of snow before 11am. Mostly sunny, with a high near 43.
Saturday Night
Mostly clear, with a low around 24.
Sunday
Sunny, with a high near 42.
Sunday Night
Mostly clear, with a low around 27.
Monday
Mostly sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Colorado City AZ
 37.07°N 113.04°W (Elev. 5535 ft)
Last Update:
2:03 am MST Jan 21, 2026
Forecast Valid:
1pm MST Jan 21, 2026-6pm MST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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