337  
WWUS83 KUNR 250300  
SPSUNR  
 
SPECIAL WEATHER STATEMENT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
900 PM MDT MON AUG 24 2026  
 
SDZ043-046-250330-  
NORTHERN JACKSON SD-MELLETTE SD-  
900 PM MDT MON AUG 24 2026 /1000 PM CDT MON AUG 24 2026/  
 
...AN AREA OF STRONG THUNDERSTORMS WILL IMPACT NORTHWESTERN MELLETTE  
AND NORTHEASTERN JACKSON COUNTIES UNTIL 930 PM MDT /1030 PM CDT/...  
 
AT 900 PM MDT /1000 PM CDT/, AUTOMATED OBSERVATIONS INDICATED AN AREA  
OF STRONG THUNDERSTORMS EXTENDING FROM 14 MILES NORTHWEST OF  
INTERSECTION OF HIGHWAY 83 AND WHITE RIVER TO 9 MILES NORTH OF CEDAR  
BUTTE, OR EXTENDING FROM 23 MILES NORTH OF WHITE RIVER TO 17 MILES  
NORTHWEST OF WHITE RIVER, MOVING SOUTHEAST AT 20 MPH.  
 
HAZARD...WIND GUSTS OF 50 TO 55 MPH AND HALF INCH SIZE HAIL.  
 
SOURCE...AUTOMATED OBSERVATIONS.  
 
IMPACT...GUSTY WINDS COULD KNOCK DOWN TREE LIMBS AND BLOW AROUND  
UNSECURED OBJECTS. MINOR DAMAGE TO OUTDOOR OBJECTS IS  
POSSIBLE.  
 
LOCATIONS IMPACTED INCLUDE...  
CEDAR BUTTE.  
 
THIS INCLUDES INTERSTATE 90 IN SOUTH DAKOTA BETWEEN MILE MARKERS 165  
AND 174.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MONITOR THE WEATHER SITUATION CLOSELY AND BE ALERT FOR THREATENING  
WEATHER CONDITIONS.  
 

 
 
LAT...LON 4396 10123 4398 10106 4384 10106 4385 10099  
4382 10095 4381 10096 4383 10093 4376 10084  
4376 10081 4373 10079 4374 10075 4371 10074  
4371 10073 4372 10074 4371 10068 4375 10066  
4377 10059 4371 10058 4351 10089 4369 10123  
TIME...MOT...LOC 0259Z 308DEG 17KT 4389 10082 4379 10090 4371 10103  
 
MAX HAIL SIZE...0.50 IN  
MAX WIND GUST...50 TO 55 MPH  
 

 
 
CALDERON  
 
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