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

South Big Horn County Airport (KGEY)

Lat: 44.5174° N Lon: 108.0752° W Elev: 3934.0 ft.

Partly Cloudy

NA

Humidity 29%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint NA
Visibility 10.00 mi
Last update 18 Jul 06:30 PM MDT
Detailed forecast for

North Bighorn Basin

Tonight
Mostly cloudy with scattered showers with a slight chance of thunderstorms this evening, then partly cloudy after midnight. Patchy smoke. Some thunderstorms may produce gusty winds this evening. Lows in the mid 60s. Southeast winds 10 to 15 mph. Chance of rain 30 percent.
Tuesday
Mostly sunny. Patchy smoke. Hot with highs in the upper 90s. Southeast winds around 10 mph.
Tuesday Night
Patchy smoke in the evening. Mostly clear. Lows in the lower 60s. Northeast winds around 10 mph with gusts up to 20 mph in the evening.
Wednesday
Partly cloudy. A chance of showers and thunderstorms in the afternoon. Hot with highs in the mid 90s. West winds around 10 mph with gusts up to 20 mph in the afternoon. Chance of rain 30 percent.
Wednesday Night
Partly cloudy in the evening, then clearing. A slight chance of thunderstorms in the evening. A slight chance of showers. Lows in the lower 60s. Northwest winds around 10 mph with gusts up to 25 mph in the evening. Chance of rain 20 percent.
Thursday
Sunny, hot with highs in the mid 90s.
Thursday Night
Mostly clear. Lows in the lower 60s.
Friday
Sunny, hot with highs around 100.
Friday Night
Clear. Lows in the mid 60s.
Saturday
Sunny, hot with highs around 100.
Saturday Night
Mostly clear. Lows in the mid 60s.
Sunday
Mostly sunny. Hot with highs 100 to 105.
Sunday Night
Mostly clear. Lows in the mid 60s.
Monday
Sunny, breezy with highs around 90.



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747 PM MDT Mon Jul 27 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database