348  
WWUS55 KPIH 232128  
SVSPIH  
 
SEVERE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE POCATELLO ID  
328 PM MDT SUN AUG 23 2026  
 
IDC005-011-019-029-232200-  
/O.CON.KPIH.SV.W.0039.000000T0000Z-260823T2200Z/  
CARIBOU ID-BANNOCK ID-BONNEVILLE ID-BINGHAM ID-  
328 PM MDT SUN AUG 23 2026  
 
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM MDT  
FOR NORTHWESTERN CARIBOU...NORTH CENTRAL BANNOCK...SOUTH CENTRAL  
BONNEVILLE AND SOUTHEASTERN BINGHAM COUNTIES...  
 
AT 327 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED 8 MILES NORTH OF  
CHESTERFIELD, OR 9 MILES NORTHEAST OF CHESTERFIELD RESERVOIR, MOVING  
NORTHEAST AT 30 MPH. ANOTHER SEVERE THUNDERSTORM WAS LOCATED JUT  
NORTHEAST OF INKOM.  
 
HAZARD...PING PONG BALL SIZE HAIL AND 60 MPH WIND GUSTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL  
DAMAGE TO ROOFS, SIDING, WINDOWS, AND VEHICLES. EXPECT WIND  
DAMAGE TO ROOFS, SIDING, AND TREES.  
 
LOCATIONS IMPACTED INCLUDE...  
CHESTERFIELD RESERVOIR, NORTHERN BLACKFOOT RESERVOIR, FORT HALL MOUNT  
PUTNAM, BONE, CHESTERFIELD, CUTTHROAT TROUT CAMPGROUND, TRAIL CREEK  
CAMPGROUND, AND GRAYS LAKE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 
IF ON OR NEAR CHESTERFIELD RESERVOIR AND BLACKFOOT RESERVOIR, GET  
AWAY FROM THE WATER AND MOVE INDOORS OR INSIDE A VEHICLE. REMEMBER,  
LIGHTNING CAN STRIKE OUT TO 15 MILES FROM THE PARENT THUNDERSTORM.  
IF YOU CAN HEAR THUNDER, YOU ARE CLOSE ENOUGH TO BE STRUCK BY  
LIGHTNING. MOVE TO SAFE SHELTER NOW! DO NOT BE CAUGHT ON THE WATER  
IN A THUNDERSTORM.  
 
TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM, AND MAY LEAD TO  
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.  
 
 
 
LAT...LON 4270 11211 4287 11226 4338 11177 4309 11136  
TIME...MOT...LOC 2127Z 221DEG 27KT 4299 11184  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.50 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 
 
 
KEYES  
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