362  
WWUS83 KUNR 050320  
SPSUNR  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
920 PM MDT FRI JUL 4 2025  
 
SDZ027-029-041-074-075-050345-  
WESTERN FALL RIVER SD-EASTERN FALL RIVER SD-SOUTHERN BLACK HILLS SD-  
HERMOSA FOOTHILLS SD-SOUTHERN FOOTHILLS SD-  
920 PM MDT FRI JUL 4 2025  
 
...STRONG THUNDERSTORMS WILL IMPACT SOUTH CENTRAL CUSTER AND CENTRAL  
FALL RIVER COUNTIES THROUGH 945 PM MDT...  
 
AT 919 PM MDT, DOPPLER RADAR WAS TRACKING STRONG THUNDERSTORMS ALONG  
A LINE EXTENDING FROM NEAR ARGYLE TO 4 MILES SOUTHEAST OF CASCADE  
FALLS TO 6 MILES EAST OF ARDMORE. MOVEMENT WAS NORTHEAST AT 30 MPH.  
 
HAZARD...WIND GUSTS OF 50 TO 55 MPH AND HALF INCH HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...GUSTY WINDS COULD KNOCK DOWN TREE LIMBS AND BLOW AROUND  
UNSECURED OBJECTS. MINOR HAIL DAMAGE TO VEGETATION IS  
POSSIBLE.  
 
LOCATIONS IMPACTED INCLUDE...  
HOT SPRINGS, ARGYLE, WESTERN WIND CAVE NATIONAL PARK, COTTONWOOD  
SPRINGS DAM, CASCADE FALLS, MAVERICK JUNCTION, COLD BROOK RESERVOIR,  
AND ANGOSTURA RESERVOIR.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF OUTDOORS, CONSIDER SEEKING SHELTER INSIDE A BUILDING.  
 

 
 
LAT...LON 4356 10370 4363 10343 4334 10326 4300 10329  
4300 10362  
TIME...MOT...LOC 0319Z 243DEG 25KT 4354 10367 4327 10352 4301 10352  
 
MAX HAIL SIZE...0.50 IN  
MAX WIND GUST...55 MPH  
 

 
 
JC  
 
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