436  
WWUS71 KBTV 232349  
NPWBTV  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE BURLINGTON VT  
749 PM EDT MON JUN 23 2025  
 
NYZ029>031-034-VTZ003-004-240100-  
/O.EXP.KBTV.HT.Y.0002.000000T0000Z-250624T0000Z/  
SOUTHEASTERN ST. LAWRENCE-SOUTHERN FRANKLIN-WESTERN CLINTON-  
WESTERN ESSEX-ORLEANS-ESSEX-  
INCLUDING THE CITIES OF LUNENBURG, DERBY, TUPPER LAKE, DANNEMORA,  
LAKE PLACID, ELLENBURG, ISLAND POND, NEWPORT, STAR LAKE, NEWCOMB,  
SOUTH COLTON, AND SARANAC LAKE  
749 PM EDT MON JUN 23 2025  
   
..HEAT ADVISORY WILL EXPIRE AT 8 PM EDT THIS EVENING
 
 
THE WORST OF THE HEAT HAS ENDED; TEMPERATURES WILL CONTINUE TO  
GRADUALLY COOL OVERNIGHT.  
 

 
 
NYZ028-035-VTZ001-002-005-009-240900-  
/O.CON.KBTV.XH.W.0001.000000T0000Z-250625T0000Z/  
EASTERN CLINTON-EASTERN ESSEX-GRAND ISLE-WESTERN FRANKLIN-WESTERN  
CHITTENDEN-WESTERN ADDISON-  
INCLUDING THE CITIES OF SWANTON, CHAMPLAIN, MIDDLEBURY, PORT  
HENRY, TICONDEROGA, PLATTSBURGH, ST. ALBANS, BURLINGTON, SOUTH  
HERO, SHELBURNE, ALBURGH, AND VERGENNES  
749 PM EDT MON JUN 23 2025  
   
..EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM EDT TUESDAY
 
 
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HEAT INDEX VALUES UP TO 112  
EXPECTED TODAY. HEAT INDICES UP TO 105 EXPECTED TUESDAY.  
 
* WHERE...IN THE CHAMPLAIN VALLEY.  
 
* 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.  
 
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.  
 
IF YOU DO NOT HAVE AIR CONDITIONING, CONSIDER MOVING TO A COOLING  
SHELTER OR OTHER LOCATION WITH AIR CONDITIONING UNTIL THE HOT  
CONDITIONS SUBSIDE.  
 

 
 

 
 
NYZ026-027-087-VTZ006>008-010-011-016>021-240900-  
/O.CON.KBTV.HT.Y.0002.000000T0000Z-250625T0000Z/  
NORTHERN ST. LAWRENCE-NORTHERN FRANKLIN-SOUTHWESTERN ST. LAWRENCE-  
LAMOILLE-CALEDONIA-WASHINGTON-ORANGE-WESTERN RUTLAND-EASTERN  
FRANKLIN-EASTERN CHITTENDEN-EASTERN ADDISON-EASTERN RUTLAND-  
WESTERN WINDSOR-EASTERN WINDSOR-  
INCLUDING THE CITIES OF OGDENSBURG, UNDERHILL, EAST WALLINGFORD,  
RICHFORD, MALONE, BRADFORD, KILLINGTON, FAIR HAVEN, BETHEL,  
STOWE, MONTPELIER, RANDOLPH, JOHNSON, BRISTOL, POTSDAM, ST.  
JOHNSBURY, WAITSFIELD, GOUVERNEUR, RICHMOND, FORT COVINGTON,  
MASSENA, RUTLAND, SPRINGFIELD, NORFOLK, ENOSBURG FALLS, RIPTON,  
LUDLOW, WHITE RIVER JUNCTION, AND HARDWICK  
749 PM EDT MON JUN 23 2025  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT TUESDAY
 
 
* WHAT...HEAT INDEX VALUES OF 95 TO 105 EXPECTED.  
 
* WHERE...PORTIONS OF NORTHERN NEW YORK AND MUCH OF VERMONT.  
 
* 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.  
 
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.  
 
DO NOT LEAVE YOUNG CHILDREN AND PETS IN UNATTENDED VEHICLES. CAR  
INTERIORS WILL REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.  
 

 
 

 
 
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