508  
WUUS55 KRIW 240000  
SVRRIW  
WYC029-039-240045-  
/O.NEW.KRIW.SV.W.0003.210624T0000Z-210624T0045Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE RIVERTON WY  
600 PM MDT WED JUN 23 2021  
 
THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
CENTRAL PARK COUNTY IN CENTRAL WYOMING...  
NORTHERN TETON COUNTY IN NORTHWESTERN WYOMING...  
 
* UNTIL 645 PM MDT.  
 
* AT 559 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED 11 MILES SOUTHWEST  
OF SOUTH ENTRANCE, MOVING NORTHEAST AT 45 MPH.  
 
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE  
TO ROOFS, SIDING, AND TREES.  
 
* THIS SEVERE THUNDERSTORM WILL BE NEAR...  
SOUTH ENTRANCE AROUND 615 PM MDT.  
 
OTHER LOCATIONS IN THE PATH OF THIS SEVERE THUNDERSTORM INCLUDE LEWIS  
FALLS, HEART LAKE, SOUTH ARM OF LAKE YELLOWSTONE AND SOUTHEAST ARM OF  
LAKE YELLOWSTONE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 
IF ON OR NEAR LAKE YELLOWSTONE OR HEART LAKE, 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.  
 

 
 
LAT...LON 4414 11105 4468 11031 4412 10975 4381 11104  
TIME...MOT...LOC 2359Z 240DEG 38KT 4406 11087  
 
HAIL...1.00IN  
WIND...60MPH  
 

 
 
FISHER  
 
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