139  
WWUS53 KUNR 170352  
SVSUNR  
 
SEVERE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
952 PM MDT MON JUN 16 2025  
 
SDC081-103-WYC011-045-170430-  
/O.CON.KUNR.SV.W.0077.000000T0000Z-250617T0430Z/  
LAWRENCE SD-PENNINGTON SD-WESTON WY-CROOK WY-  
952 PM MDT MON JUN 16 2025  
 
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 PM MDT  
FOR SOUTHWESTERN LAWRENCE...WEST CENTRAL PENNINGTON...NORTHEASTERN  
WESTON AND SOUTHEASTERN CROOK COUNTIES...  
 
AT 952 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED 5 MILES NORTH OF  
INYAN KARA MOUNTAIN, OR 7 MILES SOUTH OF SUNDANCE, MOVING EAST AT 35  
MPH.  
 
HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO  
ROOFS, SIDING, AND TREES.  
 
LOCATIONS IMPACTED INCLUDE...  
BUCKHORN, MOSKEE, CEMENT RIDGE LOOKOUT, O'NEIL PASS, SOUTHERN  
SPEARFISH CANYON, MALLO CAMP, IRON CREEK LAKE, SAVOY AND ROUGHLOCK  
FALLS.  
 
THIS INCLUDES INTERSTATE 90 IN WYOMING BETWEEN MILE MARKERS 174 AND  
195.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 
CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.  
MOVE INDOORS IMMEDIATELY. LIGHTNING IS ONE OF NATURE'S LEADING  
KILLERS. REMEMBER, IF YOU CAN HEAR THUNDER, YOU ARE CLOSE ENOUGH TO  
BE STRUCK BY LIGHTNING.  
 
 
 
LAT...LON 4428 10461 4449 10448 4446 10382 4403 10399  
TIME...MOT...LOC 0352Z 291DEG 29KT 4430 10434  
 
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...1.25 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...60 MPH  
 
 
 
WONG  
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