275  
WWUS55 KMSO 160011  
SVSMSO  
 
SEVERE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE MISSOULA MT  
611 PM MDT SAT AUG 15 2026  
 
IDC035-049-160030-  
/O.CON.KMSO.SV.W.0020.000000T0000Z-260816T0030Z/  
CLEARWATER ID-IDAHO ID-  
611 PM MDT SAT AUG 15 2026 /511 PM PDT SAT AUG 15 2026/  
 
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM MDT  
/530 PM PDT/ FOR NORTHEASTERN IDAHO AND EAST CENTRAL CLEARWATER  
COUNTIES...  
 
AT 611 PM MDT /511 PM PDT/, SEVERE THUNDERSTORMS WERE LOCATED ALONG A  
LINE FROM 23 MILES SOUTH OF TARKIO TO 22 MILES WEST OF VICTOR, OR  
ALONG A LINE FROM 35 MILES SOUTH OF SUPERIOR TO 26 MILES NORTHWEST OF  
HAMILTON, MOVING NORTHEAST AT 20 MPH.  
 
HAZARD...QUARTER SIZE HAIL. WIND GUSTS TO 50 MPH.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...DAMAGE TO VEHICLES IS EXPECTED.  
 
LOCATIONS IMPACTED INCLUDE...  
POWELL AND LOLO PASS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE AND STAY AWAY FROM  
WINDOWS. THESE STORMS ARE CAPABLE OF PRODUCING LARGE HAIL.  
 
CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THESE STORMS.  
LIGHTNING IS ONE OF NATURE'S LEADING KILLERS. REMEMBER, IF YOU CAN  
HEAR THUNDER, YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.  
 
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS AND MAY LEAD  
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED  
ROADWAYS.  
 

 
 
LAT...LON 4660 11486 4668 11480 4672 11471 4674 11470  
4674 11466 4671 11462 4667 11464 4664 11461  
4663 11458 4665 11454 4663 11447 4650 11440  
4648 11440 4646 11438 4645 11438 4644 11437  
4640 11477 4652 11481  
TIME...MOT...LOC 2352Z 239DEG 16KT 4665 11493 4656 11471 4640 11471  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.00 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...<50 MPH  
 

 
 
TSP  
 
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