420  
WGUS65 KPIH 220751  
FFAPIH  
 
FLOOD WATCH  
NATIONAL WEATHER SERVICE POCATELLO ID  
151 AM MDT THU OCT 22 2026  
 
IDZ072-231100-  
/O.CON.KPIH.FF.A.0008.261023T0300Z-261023T1800Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
SAWTOOTH/STANLEY BASIN-  
INCLUDING THE CITIES OF STANLEY  
151 AM MDT THU OCT 22 2026  
 
...FLASH FLOOD WATCH FOR THE WAPITI FIRE BURN SCAR REMAINS IN EFFECT  
FROM THIS EVENING THROUGH FRIDAY MORNING...  
 
* WHAT...FLASH FLOODING AND DEBRIS FLOWS CAUSED BY EXCESSIVE RAINFALL  
CONTINUE TO BE POSSIBLE OVER THE WAPITI FIRE BURN SCAR.  
 
* WHERE...A PORTION OF CENTRAL IDAHO, INCLUDING THE FOLLOWING AREA,  
SAWTOOTH/STANLEY BASIN.  
 
* WHEN...FROM THIS EVENING THROUGH FRIDAY MORNING.  
 
* IMPACTS...HEAVY RAINFALL OVER THE WAPITI FIRE BURN SCAR IS EXPECTED  
DURING THE PERIOD OF THE WATCH. ANYONE IN OR NEAR THE WAPITI BURN  
SCAR SHOULD PREPARE FOR POTENTIAL DEBRIS FLOW MOVING THROUGH THE  
WAPITI BURN SCAR. BE SURE TO STAY UP TO DATE WITH INFORMATION FROM  
LOCAL AUTHORITIES. HEAVY RAINFALL COULD TRIGGER FLASH FLOODING AND  
DEBRIS FLOWS IN AND NEAR RECENT WILDFIRE BURN SCARS.  
 
* ADDITIONAL DETAILS...  
- NATIONAL WEATHER SERVICE METEOROLOGISTS ARE FORECASTING HEAVY  
RAINFALL OVER THE WAPITI FIRE BURN SCAR, WHICH MAY LEAD TO FLASH  
FLOODING AND DEBRIS FLOWS.  
- SOME LOCATIONS THAT MAY EXPERIENCE FLASH FLOODING INCLUDE...  
CAPE HORN AREA AND BANNER SUMMIT.  
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION  
SHOULD FLASH FLOOD WARNINGS BE ISSUED.  
 
 
 
 
 
IDZ053-075-231100-  
/O.CON.KPIH.FF.A.0008.261023T0300Z-261024T0000Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
UPPER SNAKE RIVER PLAIN-WOOD RIVER FOOTHILLS-  
INCLUDING THE CITIES OF PICABO, IDAHO FALLS, BELLEVUE, HAILEY,  
ST. ANTHONY, AND REXBURG  
151 AM MDT THU OCT 22 2026  
 
...FLASH FLOOD WATCH FOR THE BIG ROCK AND OHIO BURN SCAR REMAINS IN  
EFFECT FROM THIS EVENING THROUGH FRIDAY AFTERNOON...  
 
* WHAT...FLASH FLOODING AND DEBRIS FLOWS CAUSED BY EXCESSIVE RAINFALL  
CONTINUE TO BE POSSIBLE OVER THE BIG ROCK BURN SCAR AND OHIO BURN  
SCAR.  
 
* WHERE...PORTIONS OF CENTRAL AND SOUTHEAST IDAHO, INCLUDING THE  
FOLLOWING AREAS, IN CENTRAL IDAHO, WOOD RIVER FOOTHILLS. IN  
SOUTHEAST IDAHO, UPPER SNAKE RIVER PLAIN.  
 
* WHEN...FROM THIS EVENING THROUGH FRIDAY AFTERNOON.  
 
* IMPACTS...HEAVY RAINFALL OVER THE BIG ROCK AND OHIO BURN SCAR IS  
EXPECTED UP TO AND DURING THE PERIOD OF THE WATCH. RESIDENTS NEAR  
THE BIG ROCK AND OHIO BURN SCAR SHOULD PREPARE FOR POTENTIAL DEBRIS  
FLOW. BE SURE TO STAY UP TO DATE WITH INFORMATION FROM LOCAL  
AUTHORITIES. HEAVY RAINFALL COULD TRIGGER FLASH FLOODING AND DEBRIS  
FLOWS IN AND NEAR RECENT WILDFIRE BURN SCARS.  
 
* ADDITIONAL DETAILS...  
- NATIONAL WEATHER SERVICE METEOROLOGISTS ARE FORECASTING HEAVY  
RAINFALL OVER THE BIG ROCK AND OHIO BURN SCAR, WHICH MAY LEAD TO  
FLASH FLOODING AND DEBRIS FLOWS.  
- SOME LOCATIONS THAT MAY EXPERIENCE FLASH FLOODING INCLUDE...  
HEISE.  
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION  
SHOULD FLASH FLOOD WARNINGS BE ISSUED.  
 
 
 
 
 
13  
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