560  
WGUS65 KMSO 230330  
FFAMSO  
 
FLOOD WATCH  
NATIONAL WEATHER SERVICE MISSOULA MT  
830 PM PDT TUE AUG 22 2023  
 
IDZ005-230430-  
/O.CAN.KMSO.FA.A.0007.000000T0000Z-230823T0600Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
NORTHERN CLEARWATER MOUNTAINS-  
830 PM PDT TUE AUG 22 2023  
   
..FLOOD WATCH IS CANCELLED
 
 
THE FLOOD WATCH IS CANCELLED FOR A PORTION OF NORTH CENTRAL IDAHO,  
INCLUDING THE FOLLOWING AREA, NORTHERN CLEARWATER MOUNTAINS.  
 
THE FLOODING THREAT HAS ENDED. THEREFORE, THE FLOOD WATCH IS BEING  
CANCELLED.  
 

 
 
IDZ006>008-230600-  
/O.CON.KMSO.FA.A.0007.000000T0000Z-230823T0600Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
SOUTHERN CLEARWATER MOUNTAINS-OROFINO/GRANGEVILLE REGION-LOWER  
HELLS CANYON/SALMON RIVER REGION-  
830 PM PDT TUE AUG 22 2023  
   
..FLOOD WATCH REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING
 
 
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL CONTINUES TO BE  
POSSIBLE.  
 
* WHERE...A PORTION OF CENTRAL IDAHO, INCLUDING THE FOLLOWING AREAS,  
LOWER HELLS CANYON/SALMON RIVER REGION, OROFINO/GRANGEVILLE REGION  
AND SOUTHERN CLEARWATER MOUNTAINS.  
 
THIS INCLUDES THE FOLLOWING SPECIFIC AREAS...  
GRANGEVILLE, HIGHWAY 95 FROM RIGGINS TO WHITEBIRD, RIGGINS, SHEPP  
RANCH NEAR THE SALMON RIVER, INDIAN CREEK NEAR THE SALMON RIVER,  
MACKAY BAR NEAR THE SALMON RIVER, CHINA BAR, HIGHWAY 95 NORTH OF  
RIGGINS AND WILLIAMS CREEK FIRE BURN AREA.  
 
* WHEN...UNTIL 11 PM PDT THIS EVENING.  
 
* IMPACTS...EXCESSIVE RUNOFF MAY RESULT IN FLOODING OF RIVERS,  
CREEKS, STREAMS, AND OTHER LOW-LYING AND FLOOD-PRONE LOCATIONS.  
CREEKS AND STREAMS MAY RISE OUT OF THEIR BANKS. FLOODING MAY OCCUR  
IN POOR DRAINAGE AND URBAN AREAS. LOW-WATER CROSSINGS MAY BE  
FLOODED.  
 
* ADDITIONAL DETAILS...  
- SHOWERS AND THUNDERSTORMS WILL CONTINUE THIS EVENING. FLOOD  
PRONE AREAS REMAIN AT RISK FOR FLOOD IMPACTS THROUGH 1100 PM  
PDT.  
- HTTPS://WWW.WEATHER.GOV/MSO/HYDROLOGY  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD  
WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED  
TO TAKE ACTION SHOULD FLOODING DEVELOP.  
 

 
 

 
 
AL  
 
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