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

Heavy Rainfall and Flooding in the Southwest and Along the East Coast

A multi-day heavy rainfall event is set to begin across New Mexico into west Texas Tuesday through Wednesday. Flash flooding and debris flows in the vicinity of burn scars will also be possible. A strong coastal low will develop offshore of the Mid-Atlantic coast midweek, bringing heavy rainfall, strong winds and coastal flooding to much of the East Coast through Friday. Read More >

Current conditions at

St George Regional Airport (KSGU)

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

Overcast

79°F

26°C

Humidity 34%
Wind Speed NE 16 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 21 Sep 06:35 PM MDT
Extended Forecast for

Saint George UTSimilar City Names

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Northwest wind around 6 mph becoming northeast after midnight.

    Low: 67 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 91. Calm wind becoming west around 6 mph in the afternoon.

    High: 91 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66. West wind 5 to 7 mph becoming calm after midnight.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93. Calm wind.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 70. Light and variable wind.

    Low: 70 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Northwest wind around 6 mph becoming northeast after midnight.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 91. Calm wind becoming west around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 66. West wind 5 to 7 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 93. Calm wind.
Wednesday Night
Partly cloudy, with a low around 70. Light and variable wind.
Thursday
Sunny, with a high near 93.
Thursday Night
Partly cloudy, with a low around 70.
Friday
Sunny, with a high near 92.
Friday Night
Mostly clear, with a low around 70.
Saturday
Sunny, with a high near 94.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
Mostly sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 68.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint George UTSimilar City Names
 37.1°N 113.58°W (Elev. 2631 ft)
Last Update:
12:31 pm MDT Sep 21, 2026
Forecast Valid:
7pm MDT Sep 21, 2026-6pm MDT Sep 28, 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