Critical Fire Weather in the High Plains; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Current conditions at

St George Regional Airport (KSGU)

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

Overcast

50°F

10°C

Humidity 43%
Wind Speed S 21 MPH
Barometer 29.67 in (1004.74 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 18 Feb 02:20 AM MST
Extended Forecast for

15 Miles SW Santa Clara UT

Winter Storm Warning February 18, 02:42am until February 18, 05:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning February 18, 02:42am until February 18, 05:00pm

    NOW until 5:00pm Wed

    Winter Storm Warning

  • Overnight

    Low: 42 °F

    Rain and
    Windy

  • Wednesday

    Wednesday: Rain and snow before 11am, then a chance of snow between 11am and 2pm.  High near 48. Windy, with a west wind 36 to 41 mph decreasing to 23 to 28 mph in the afternoon. Winds could gust as high as 55 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 48 °F

    Windy.
    Rain/Snow
    then Chance
    Snow

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 35. West wind 12 to 17 mph becoming east northeast 6 to 11 mph in the evening.

    Low: 35 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of snow after 11am.  Increasing clouds, with a high near 46. East northeast wind 7 to 10 mph becoming south in the afternoon.  Little or no snow accumulation expected.

    High: 46 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Rain, possibly mixed with snow before 11pm, then rain likely between 11pm and 2am, then snow likely after 2am.  Low around 38. South southwest wind 10 to 15 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 38 °F

    Rain/Snow

  • Friday

    Friday: A 20 percent chance of snow before 11am.  Mostly sunny, with a high near 45.

    High: 45 °F

    Slight Chance
    Snow then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

Detailed Forecast

Overnight
Rain. Low around 42. Windy, with a south southwest wind around 32 mph, with gusts as high as 46 mph. Chance of precipitation is 90%.
Wednesday
Rain and snow before 11am, then a chance of snow between 11am and 2pm. High near 48. Windy, with a west wind 36 to 41 mph decreasing to 23 to 28 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Mostly clear, with a low around 35. West wind 12 to 17 mph becoming east northeast 6 to 11 mph in the evening.
Thursday
A 30 percent chance of snow after 11am. Increasing clouds, with a high near 46. East northeast wind 7 to 10 mph becoming south in the afternoon. Little or no snow accumulation expected.
Thursday Night
Rain, possibly mixed with snow before 11pm, then rain likely between 11pm and 2am, then snow likely after 2am. Low around 38. South southwest wind 10 to 15 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday
A 20 percent chance of snow before 11am. Mostly sunny, with a high near 45.
Friday Night
Mostly clear, with a low around 34.
Saturday
Sunny, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 64.
Monday Night
Mostly cloudy, with a low around 51.
Tuesday
Mostly cloudy, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SW Santa Clara UT
 37°N 113.87°W (Elev. 3045 ft)
2:07 am MST Feb 18, 2026
2am MST Feb 18, 2026-6pm MST Feb 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database