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

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

St George Regional Airport (KSGU)

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

Partly Cloudy

95°F

35°C

Humidity 21%
Wind Speed SW 21 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 15 Sep 03:56 PM MDT
Extended Forecast for

5 Miles SSW Virgin UT

Flood Watch September 16, 12:00am until September 17, 06:00am
Click here for hazard details and duration
Flood Watch

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. West southwest wind around 11 mph.

    High: 88 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 3am, then a chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 67. Southwest wind 13 to 15 mph becoming southeast after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 86. South southeast wind 9 to 17 mph becoming southwest in the afternoon. Chance of precipitation is 40%.

    High: 86 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 9pm. Low around 67. East southeast wind 9 to 16 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers

  • Thursday

    Thursday: A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon. Mostly sunny, with a high near 84. East southeast wind 7 to 13 mph becoming southwest in the afternoon. Chance of precipitation is 40%.

    High: 84 °F

    Chance
    Showers then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. West southwest wind around 11 mph.
Tonight
A chance of showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 3am, then a chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 67. Southwest wind 13 to 15 mph becoming southeast after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 86. South southeast wind 9 to 17 mph becoming southwest in the afternoon. Chance of precipitation is 40%.
Wednesday Night
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 9pm. Low around 67. East southeast wind 9 to 16 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon. Mostly sunny, with a high near 84. East southeast wind 7 to 13 mph becoming southwest in the afternoon. Chance of precipitation is 40%.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 85.
Friday Night
Clear, with a low around 63.
Saturday
Sunny, with a high near 86.
Saturday Night
Clear, with a low around 61.
Sunday
Sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 62.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Virgin UT
 37.13°N 113.25°W (Elev. 4199 ft)
Last Update:
12:31 pm MDT Sep 15, 2026
Forecast Valid:
4pm MDT Sep 15, 2026-6pm MDT Sep 22, 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