Montana Minor Flood Advisory | Effective 07/26/2026 17:13

Headline: 
Flood Advisory issued July 26 at 6:13PM MDT until July 26 at 7:30PM MDT by NWS Billings MT
Event: 
Flood Advisory
Urgency: 
Expected
Effective: 
July 26, 2026 - 5:13pm
Expires: 
July 26, 2026 - 6:30pm
Description: 
* WHAT...Flooding caused by excessive rainfall continues. * WHERE...Southwestern Big Horn County in south central Montana... Eastern Carbon County in south central Montana... * WHEN...Until 730 PM MDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Rises in small streams and normally dry arroyos. * ADDITIONAL DETAILS... - At 602 PM MDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 0.5 and 1.5 inches of rain have fallen. - Some locations that will experience flooding include... Fort Smith and Bighorn Lake. - The heaviest rain fell on the east side of the Pryor Mountains near Bighorn Lake. - http://www.weather.gov/safety/flood
Instruction: 
In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads or trails. Find an alternate route. Flooding is occurring or is imminent. It is important to know where you are relative to streams, rivers, or creeks which can become killers in heavy rains. Campers and hikers should avoid streams or creeks.
Area Description: 
Big Horn, MT; Carbon, MT
Forcast Office: 
NWS Billings MT