587
WGUS65 KPIH 120643
FFAPIH
URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE POCATELLO ID
1243 AM MDT WED AUG 12 2026
IDZ053-122100-
/O.NEW.KPIH.FF.A.0004.260813T1800Z-260814T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
UPPER SNAKE RIVER PLAIN-
INCLUDING THE CITIES OF IDAHO FALLS, REXBURG, AND ST. ANTHONY
1243 AM MDT WED AUG 12 2026
...FLASH FLOOD WATCH FOR THE BIG ROCK BURN SCAR IN EFFECT FROM
THURSDAY AFTERNOON THROUGH THURSDAY EVENING...
* WHAT...FLASH FLOODING AND DEBRIS FLOWS CAUSED BY EXCESSIVE RAINFALL
ARE POSSIBLE OVER THE BIG ROCK BURN SCAR.
* WHERE...THE BIG ROCK BURN SCAR NEAR HEISE.
* WHEN...FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING.
* IMPACTS...HEAVY RAINFALL OVER THE BIG ROCK BURN SCAR IS POSSIBLE
THURSDAY AFTERNOON INTO THURSDAY EVENING. ANYONE IN OR NEAR THE BIG
ROCK BURN SCAR SHOULD PREPARE FOR POTENTIAL DEBRIS FLOW MOVING
THROUGH THE BIG ROCK 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 NEAR THE BIG ROCK 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.
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