759  
WGUS65 KBOI 032038  
FFABOI  
 
FLOOD WATCH  
NATIONAL WEATHER SERVICE BOISE ID  
238 PM MDT THU SEP 3 2026  
 
IDZ013-050100-  
/O.CON.KBOI.FF.A.0005.000000T0000Z-260905T0100Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
BOISE MOUNTAINS-  
INCLUDING THE CITIES OF ANDERSON DAM, PRAIRIE, AND PINE  
238 PM MDT THU SEP 3 2026  
 
...FLASH FLOOD WATCH FOR THE WAPITI BURN AREA REMAINS IN EFFECT  
THROUGH FRIDAY EVENING...  
 
* WHAT...FLASH FLOODING AND DEBRIS FLOWS CAUSED BY EXCESSIVE RAINFALL  
CONTINUE TO BE POSSIBLE OVER THE WAPITI BURN AREA.  
 
* WHERE...WAPITI BURN AREA.  
 
* WHEN...THROUGH FRIDAY EVENING.  
 
* IMPACTS...HEAVY RAINFALL OVER THE WAPITI BURN AREA IS POSSIBLE  
DURING THE PERIOD OF THE WATCH. BE SURE TO STAY UP TO DATE WITH  
INFORMATION FROM LOCAL AUTHORITIES. HEAVY RAINFALL COULD TRIGGER  
FLASH FLOODING OR DEBRIS FLOWS IN AND NEAR RECENT WILDFIRE BURN  
SCARS.  
 
* ADDITIONAL DETAILS...  
- HEAVY RAINFALL IS POSSIBLE OVER THE BURN SCAR, WHICH MAY LEAD TO  
FLASH FLOODING AND DEBRIS FLOWS IN GRANDJEAN AREA.  
- HTTPS://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.  
 

 
 

 
 
IDZ011-012-ORZ061-063-050100-  
/O.CON.KBOI.FF.A.0005.260903T2100Z-260905T0100Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
WEST CENTRAL MOUNTAINS-LOWER TREASURE VALLEY-HARNEY COUNTY-  
MALHEUR COUNTY-  
INCLUDING THE CITIES OF NEW PRINCETON, BEAR, MALHEUR CITY, CALDWELL,  
CASCADE, DUNNEAN, VENATOR, OLA, BIG CREEK, CUPRUM, WARM LAKE,  
DIAMOND, BUCHANAN, BURNS, CRANE, NAMPA, AND MCCALL  
238 PM MDT THU SEP 3 2026 /138 PM PDT THU SEP 3 2026/  
 
...FLASH FLOOD WATCH FOR THE SECOND FLAT, BALD MOUNTAIN, EGYPT, FOX,  
POWDER RIVER, TARTAR BURN SCAR REMAINS IN EFFECT THROUGH FRIDAY  
EVENING...  
 
* WHAT...FLASH FLOODING AND DEBRIS FLOWS CAUSED BY EXCESSIVE RAINFALL  
CONTINUE TO BE POSSIBLE OVER THE SECOND FLAT, BALD MOUNTAIN, EGYPT,  
FOX, POWDER RIVER, TARTAR BURN SCARS.  
 
* WHERE...SECOND FLAT, BALD MOUNTAIN, EGYPT, FOX, POWDER RIVER, AND  
TARTAR BURN SCARS.  
 
* WHEN...THROUGH FRIDAY EVENING.  
 
* IMPACTS...HEAVY RAINFALL IS POSSIBLE DURING THE PERIOD OF THE  
WATCH. RESIDENTS NEAR THE SECOND FLAT, BALD MOUNTAIN, EGYPT, FOX,  
POWDER RIVER, TARTAR BURN SCARS SHOULD PREPARE FOR POTENTIAL DEBRIS  
FLOW. BE SURE TO STAY UP TO DATE WITH INFORMATION FROM LOCAL  
AUTHORITIES. HEAVY RAINFALL COULD TRIGGER FLASH FLOODING OR DEBRIS  
FLOWS IN AND NEAR RECENT WILDFIRE BURN SCARS.  
 
* ADDITIONAL DETAILS...  
- HEAVY RAINFALL POSSIBLE OVER THE BURN SCARS, WHICH MAY LEAD TO  
FLASH FLOODING AND DEBRIS FLOWS.  
- HTTPS://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.  
 

 
 

 
 
ORZ062-050100-  
/O.CON.KBOI.FF.A.0005.260903T2100Z-260905T0100Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
BAKER COUNTY-  
INCLUDING THE CITIES OF BAKER  
138 PM PDT THU SEP 3 2026  
 
...FLASH FLOOD WATCH FOR THE ANTHONY BURN SCAR REMAINS IN EFFECT  
THROUGH FRIDAY AFTERNOON...  
 
* WHAT...FLASH FLOODING AND DEBRIS FLOWS CAUSED BY EXCESSIVE RAINFALL  
ARE POSSIBLE OVER THE ANTHONY BURN AREA.  
 
* WHERE...ANTHONY BURN SCAR.  
 
* WHEN...THROUGH FRIDAY AFTERNOON.  
 
* IMPACTS...HEAVY RAINFALL IS POSSIBLE DURING THE PERIOD OF THE  
WATCH. RESIDENTS NEAR THE ANTHONY 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  
OR DEBRIS FLOWS IN AND NEAR RECENT WILDFIRE BURN SCARS.  
 
* ADDITIONAL DETAILS...  
- HEAVY RAINFALL POSSIBLE OVER THE BURN SCAR, WHICH MAY LEAD TO  
FLASH FLOODING AND DEBRIS FLOWS.  
- HTTPS://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.  
 

 
 

 
 
KA  
 
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