Heat Wave Persists Over the Central U.S.; Significant Flooding Expected in the Northern Mid-Atlantic Tuesday

Dangerous and extreme heat will remain across portions of the Central U.S. this week, persisting across the Mid to Lower Mississippi Valleys, Gulf Coast, Southern Plains and portions of Texas. A heat wave over the Southwest will intensify late this week. Severe thunderstorms and flash flooding will spread from the Great Lakes/Ohio Valley to the Mid-Atlantic and Northeast the next few days. 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 27%
Wind Speed E 4 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 28 Jul 03:05 AM MDT
Detailed forecast for

Lower Washington County

Today
Sunny in the morning then becoming partly cloudy. Highs around 107.
Tonight
Partly cloudy. Lows in the lower 80s.
Wednesday
Sunny. Highs around 107.
Wednesday Night
Mostly clear. Lows around 80.
Thursday
Sunny. Highs around 109.
Thursday Night
Mostly clear. Lows around 80.
Friday
Sunny. Highs around 112.
Friday Night Through Sunday
Mostly clear. Lows in the lower 80s. Highs around 114.
Sunday Night
Clear. Lows in the lower 80s.
Monday
Sunny. Highs around 111. =



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1244 AM MDT Tue Jul 28 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database