Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

St George Regional Airport (KSGU)

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

Clear

106°F

41°C

Humidity 12%
Wind Speed S 6 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 26 Aug 05:35 PM MDT
Detailed forecast for

Southern Mountains

Tonight
Partly cloudy. Isolated showers and thunderstorms in the evening. Lows in the mid 50s. Chance of precipitation 20 percent.
Thursday
Sunny in the morning, then partly cloudy with isolated showers and thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 20 percent.
Thursday Night
Isolated showers and thunderstorms in the evening. Mostly cloudy. Lows in the upper 50s. Chance of precipitation 10 percent.
Friday
Partly cloudy in the morning, then partly sunny with scattered rain showers and isolated thunderstorms in the afternoon. Highs around 70. Chance of precipitation 30 percent.
Friday Night
Mostly cloudy with isolated showers and thunderstorms in the evening, then partly cloudy with scattered rain showers after midnight. Lows in the mid 50s. Chance of precipitation 30 percent.
Saturday
Partly cloudy with isolated rain showers in the morning, then partly sunny with scattered showers and thunderstorms in the afternoon. Highs in the upper 60s. Southwest winds 15 to 25 mph in the afternoon. Chance of precipitation 50 percent.
Saturday Night And Sunday
Mostly cloudy. A 50 percent chance of showers and thunderstorms. Lows around 50. Highs in the mid 60s.
Sunday Night
Mostly cloudy with a chance of rain showers in the evening, then partly cloudy after midnight. Lows in the upper 40s. Chance of showers 50 percent.
Monday
Partly cloudy in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the lower 60s. Chance of precipitation 50 percent.
Monday Night And Tuesday
Partly cloudy with a chance of rain showers. Lows in the upper 40s. Highs in the lower 60s. Chance of showers 30 percent.
Tuesday Night
Partly cloudy. Lows in the upper 40s.
Wednesday
Partly cloudy. A chance of rain showers in the morning. Highs in the lower 60s. Chance of showers 30 percent. =



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1244 PM MDT Wed Aug 26 2026
 
 

Additional Resources

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