950  
WWUS73 KABR 211733  
NPWABR  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE ABERDEEN SD  
1233 PM CDT THU AUG 21 2025  
 
SDZ033-035-045-048-220100-  
/O.CON.KABR.HT.Y.0014.250821T1800Z-250822T0100Z/  
STANLEY-HUGHES-JONES-LYMAN-  
INCLUDING THE CITIES OF MURDO, FORT PIERRE, KENNEBEC, AND PIERRE  
1233 PM CDT THU AUG 21 2025 /1133 AM MDT THU AUG 21 2025/  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT /7 PM MDT/ THIS  
EVENING...  
 
* WHAT...HEAT INDEX VALUES UP TO 100 EXPECTED.  
 
* WHERE...HUGHES, JONES, LYMAN, AND STANLEY COUNTIES.  
 
* WHEN...UNTIL 8 PM CDT /7 PM MDT/ THIS EVENING.  
 
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT  
ILLNESSES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF  
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.  
 
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE  
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING  
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND  
HEAT STROKE.  
 
TO REDUCE RISK DURING OUTDOOR WORK, THE OCCUPATIONAL SAFETY AND  
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN  
SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT  
SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN  
EMERGENCY! CALL 9 1 1.  
 

 
 

 
 
07  
 
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