Severe Thunderstorm and Tropical Storm Bertha Impacts

Numerous severe thunderstorms are expected across a broad region from the Ohio Valley to the Mid-Atlantic and Northeast States today into tonight. Swaths of damaging wind gusts are expected and some tornadoes are possible. Bertha is expected to bring tropical storm conditions to portions of the Gulf Coast from the Florida Panhandle westward to southeastern Louisiana later today and Wednesday. Read More >

Current conditions at

St George Regional Airport (KSGU)

Lat: 37.0451° N Lon: 113.50561° W Elev: 2872.0 ft.

Clear

88°F

31°C

Humidity 43%
Wind Speed ESE 8 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 21 Jul 02:20 PM MDT
Detailed forecast for

Lower Washington County

Tonight
Partly cloudy in the evening then becoming mostly cloudy. A 20 percent chance of showers and thunderstorms. Some thunderstorms may produce heavy rainfall. Lows around 80.
Wednesday
Partly cloudy in the morning then clearing. Highs around 103.
Wednesday Night
Partly cloudy. Lows in the lower 80s.
Thursday
Sunny. Highs around 106.
Thursday Night
Mostly clear. Lows in the mid 80s.
Friday
Partly cloudy in the morning, then sunny with a 10 percent chance of showers and thunderstorms in the afternoon. Highs around 107.
Friday Night
Partly cloudy. Lows in the mid 80s.
Saturday Through Sunday
Mostly clear. Highs around 108. Lows in the mid 80s.
Sunday Night
Partly cloudy. Lows in the mid 80s.
Monday
Partly cloudy in the morning then becoming sunny. Highs around 109.
Monday Night And Tuesday
Partly cloudy. Lows in the mid 80s. Highs around 106. =



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1245 PM MDT Tue Jul 21 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database