306  
WWUS73 KDTX 230720  
NPWDTX  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
320 AM EDT MON JUN 23 2025  
 
MIZ061-069-070-076-232100-  
/O.CON.KDTX.XH.W.0001.000000T0000Z-250625T0000Z/  
GENESEE-OAKLAND-MACOMB-WAYNE-  
INCLUDING THE CITIES OF WARREN, FLINT, DETROIT, AND PONTIAC  
320 AM EDT MON JUN 23 2025  
   
..EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM EDT TUESDAY
 
 
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HEAT INDEX VALUES OF 100 TO  
105 DEGREES.  
 
* WHERE...GENESEE, MACOMB, OAKLAND, AND WAYNE COUNTIES.  
 
* WHEN...UNTIL 8 PM EDT TUESDAY.  
 
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING  
EXTREME HEAT AND HIGH HUMIDITY EVENTS.  
 
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.  
 
DO NOT LEAVE YOUNG CHILDREN AND PETS IN UNATTENDED VEHICLES. CAR  
INTERIORS WILL REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.  
 
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.  
 
MONITOR THE LATEST FORECASTS AND WARNINGS FOR UPDATES.  
 
CHECK WITH LOCAL EMERGENCY MANAGEMENT OFFICIALS FOR INFORMATION ON  
COOLING CENTER AVAILABILITY.  
 

 
 

 
 
MIZ047>049-053>055-060-062-063-068-075-082-083-232100-  
/O.CON.KDTX.HT.Y.0001.000000T0000Z-250625T0000Z/  
MIDLAND-BAY-HURON-SAGINAW-TUSCOLA-SANILAC-SHIAWASSEE-LAPEER-ST.  
CLAIR-LIVINGSTON-WASHTENAW-LENAWEE-MONROE-  
INCLUDING THE CITIES OF ADRIAN, CARO, BAD AXE, SAGINAW, BAY CITY,  
OWOSSO, SANDUSKY, MIDLAND, LAPEER, MONROE, HOWELL, ANN ARBOR, AND  
PORT HURON  
320 AM EDT MON JUN 23 2025  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT TUESDAY
 
 
* WHAT...HEAT INDEX VALUES OF 98 TO 102 DEGREES.  
 
* WHERE...A PORTION OF SOUTHEAST MICHIGAN.  
 
* WHEN...UNTIL 8 PM EDT TUESDAY.  
 
* 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.  
 
DO NOT LEAVE YOUNG CHILDREN AND PETS IN UNATTENDED VEHICLES. CAR  
INTERIORS WILL REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.  
 
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.  
 
MONITOR THE LATEST FORECASTS AND WARNINGS FOR UPDATES.  
 
CHECK WITH LOCAL EMERGENCY MANAGEMENT OFFICIALS FOR INFORMATION ON  
COOLING CENTER AVAILABILITY.  
 

 
 

 
 
SC  
 
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