653
WWUS73 KDTX 291757
NPWDTX
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
157 PM EDT MON JUN 29 2026
MIZ047>049-053>055-060>063-068>070-075-076-082-083-300900-
/O.UPG.KDTX.XH.A.0001.260630T1600Z-260703T0000Z/
/O.NEW.KDTX.XH.W.0001.260630T1600Z-260703T0000Z/
MIDLAND-BAY-HURON-SAGINAW-TUSCOLA-SANILAC-SHIAWASSEE-GENESEE-
LAPEER-ST. CLAIR-LIVINGSTON-OAKLAND-MACOMB-WASHTENAW-WAYNE-
LENAWEE-MONROE-
INCLUDING THE CITIES OF ANN ARBOR, MONROE, BAY CITY, MIDLAND,
LAPEER, WARREN, ADRIAN, HOWELL, SANDUSKY, OWOSSO, FLINT, PONTIAC,
DETROIT, BAD AXE, PORT HURON, SAGINAW, AND CARO
157 PM EDT MON JUN 29 2026
...EXTREME HEAT WARNING IN EFFECT FROM NOON TUESDAY TO 8 PM EDT
THURSDAY...
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HEAT INDEX EXCEEDING 105 TO
NEAR 110 DEGREES EXPECTED.
* WHERE...ALL OF SOUTHEAST MICHIGAN.
* WHEN...FROM NOON TUESDAY TO 8 PM EDT THURSDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT AND HIGH HUMIDITY EVENTS.
* ADDITIONAL DETAILS...AN EXTENDED PERIOD OF HOT AND HUMID
CONDITIONS BEGINS TUESDAY AFTERNOON AND PEAKS WEDNESDAY THROUGH AT
LEAST THURSDAY. HIGH TEMPERATURES REACH THE MID 90S TO NEAR 100
DEGREES AND COMBINE WITH HIGH HUMIDITY TO RESULT IN HEAT INDEX OF
105 DEGREES OR GREATER EACH DAY. LITTLE RELIEF OCCURS AT NIGHT AS
LOW TEMPERATURES ONLY FALL INTO THE MID AND UPPER 70S WITH
NIGHTTIME HEAT INDEX AROUND 80.
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.
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.
MONITOR THE LATEST FORECASTS AND WARNINGS FOR UPDATES.
CHECK WITH LOCAL EMERGENCY MANAGEMENT OFFICIALS FOR INFORMATION ON
COOLING CENTER AVAILABILITY.
BT
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