609  
WWUS71 KBTV 301623  
NPWBTV  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE BURLINGTON VT  
1223 PM EDT TUE JUN 30 2026  
 
NYZ028-035-VTZ001-002-005-009-011-021-010900-  
/O.UPG.KBTV.XH.A.0001.260701T1600Z-260703T2300Z/  
/O.NEW.KBTV.XH.W.0001.260701T1600Z-260703T2300Z/  
EASTERN CLINTON-EASTERN ESSEX-GRAND ISLE-WESTERN FRANKLIN-WESTERN  
CHITTENDEN-WESTERN ADDISON-WESTERN RUTLAND-EASTERN WINDSOR-  
INCLUDING THE CITIES OF VERGENNES, PORT HENRY, WHITE RIVER  
JUNCTION, SOUTH HERO, CHAMPLAIN, RUTLAND, SPRINGFIELD,  
BURLINGTON, SWANTON, PLATTSBURGH, TICONDEROGA, SHELBURNE, FAIR  
HAVEN, MIDDLEBURY, ST. ALBANS, AND ALBURGH  
1223 PM EDT TUE JUN 30 2026  
 
...EXTREME HEAT WARNING IN EFFECT FROM NOON WEDNESDAY TO 7 PM EDT  
FRIDAY...  
 
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HEAT INDEX VALUES UP TO 106  
EXPECTED.  
 
* WHERE...THE CHAMPLAIN VALLEY OF NEW YORK AND VERMONT, AS WELL AS  
EASTERN WINDSOR COUNTY IN VERMONT.  
 
* WHEN...FROM NOON WEDNESDAY TO 7 PM EDT FRIDAY.  
 
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING  
EXTREME HEAT AND HIGH HUMIDITY EVENTS.  
 
* ADDITIONAL DETAILS...THE HIGHEST HEAT INDEX VALUES WILL OCCUR  
BETWEEN 1 PM AND 5 PM DAILY FROM WEDNESDAY THROUGH FRIDAY.  
 
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.  
 
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.  
 

 
 

 
 
NYZ026-027-029>031-034-087-VTZ003-004-006>008-010-016>020-010900-  
/O.NEW.KBTV.HT.Y.0003.260701T1600Z-260703T2300Z/  
NORTHERN ST. LAWRENCE-NORTHERN FRANKLIN-SOUTHEASTERN ST. LAWRENCE-  
SOUTHERN FRANKLIN-WESTERN CLINTON-WESTERN ESSEX-SOUTHWESTERN ST.  
LAWRENCE-ORLEANS-ESSEX-LAMOILLE-CALEDONIA-WASHINGTON-ORANGE-  
EASTERN FRANKLIN-EASTERN CHITTENDEN-EASTERN ADDISON-EASTERN  
RUTLAND-WESTERN WINDSOR-  
INCLUDING THE CITIES OF ENOSBURG FALLS, LUDLOW, ISLAND POND,  
WAITSFIELD, SARANAC LAKE, MALONE, RICHFORD, KILLINGTON, STOWE,  
POTSDAM, ST. JOHNSBURY, HARDWICK, FORT COVINGTON, NEWCOMB,  
RICHMOND, DERBY, OGDENSBURG, EAST WALLINGFORD, BRADFORD, MASSENA,  
RIPTON, LUNENBURG, TUPPER LAKE, ELLENBURG, BETHEL, NEWPORT,  
RANDOLPH, GOUVERNEUR, MONTPELIER, LAKE PLACID, BRISTOL, JOHNSON,  
SOUTH COLTON, UNDERHILL, NORFOLK, STAR LAKE, AND DANNEMORA  
1223 PM EDT TUE JUN 30 2026  
   
..HEAT ADVISORY IN EFFECT FROM NOON WEDNESDAY TO 7 PM EDT FRIDAY
 
 
* WHAT...HEAT INDEX VALUES BETWEEN 95 AND 104 EXPECTED.  
 
* WHERE...PORTIONS OF NORTHERN NEW YORK AND MOST OF CENTRAL AND  
NORTHERN VERMONT, INCLUDING THE NORTHEAST KINGDOM.  
 
* WHEN...FROM NOON WEDNESDAY TO 7 PM EDT FRIDAY.  
 
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT  
ILLNESSES.  
 
* ADDITIONAL DETAILS...THE HIGHEST HEAT INDEX VALUES WILL OCCUR  
BETWEEN 1 PM AND 5 PM DAILY FROM WEDNESDAY THROUGH FRIDAY.  
 
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.  
 
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.  
 

 
 

 
 
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