347  
WWUS74 KMRX 050449  
NPWMRX  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE MORRISTOWN TN  
1249 AM EDT SAT SEP 5 2026  
 
TNZ012-013-035>037-069-071-073-051500-  
/O.CON.KMRX.HT.Y.0005.000000T0000Z-260906T0000Z/  
SCOTT TN-CAMPBELL-MORGAN-ANDERSON-UNION-KNOX-NORTHWEST BLOUNT-  
NORTH SEVIER-  
INCLUDING THE CITIES OF OAK RIDGE, SHARPS CHAPEL, BIG SOUTH FORK  
NATIONAL, WHITE OAK, PAULETTE, SEVIERVILLE, LA FOLLETTE, JELLICO,  
NORMA, ROYAL BLUE, PINE ORCHARD, SLICK ROCK, ALCOA, PETROS, CLINTON,  
KNOXVILLE, LAKE FOREST, SMOKEY JUNCTION, HAPPY VALLEY, LUTTRELL,  
CARYVILLE, HIGH POINT, NORRIS LAKE, HUNTSVILLE, ELGIN, MARYVILLE,  
HARRISBURG, SEYMOUR, ELK VALLEY, KODAK, PIGEON FORGE, MCMAHAN, ROSE  
HILL, MAYNARDVILLE, BEARDEN, FINCASTLE, AND ONEIDA  
1249 AM EDT SAT SEP 5 2026  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING  
 
* WHAT...HEAT INDEX VALUES UP TO 105.  
 
* WHERE...ANDERSON, CAMPBELL, KNOX, MORGAN, NORTH SEVIER, NORTHWEST  
BLOUNT, SCOTT TN, AND UNION COUNTIES.  
 
* WHEN...UNTIL 8 PM EDT 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.  
 
 
 
 
 
TNZ014>016-038>040-042-070-051500-  
/O.CON.KMRX.HT.Y.0004.000000T0000Z-260906T0000Z/  
CLAIBORNE-HANCOCK-HAWKINS-GRAINGER-HAMBLEN-NORTHWEST COCKE-  
NORTHWEST GREENE-JEFFERSON-  
INCLUDING THE CITIES OF LONE MOUNTAIN, BYBEE, WHITE PINE, JEFFERSON  
CITY, NEWPORT, BEAN STATION, CHESTNUT HILL, MORRISTOWN,  
ALPHA, HARROGATE-SHAWANEE, MOORESBURG, TREADWAY, RUSSELLVILLE,  
SANDLICK, HOWARD QUARTER, DANDRIDGE, SPRINGDALE, KYLES FORD, ARTHUR,  
SNEEDVILLE, EVANSTON, STRAWBERRY PLAINS, CLAIRFIELD, AND GREENEVILLE  
1249 AM EDT SAT SEP 5 2026  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING  
 
* WHAT...AFTERNOON HEAT INDEX VALUES WILL REACH OR EXCEED 100 ACROSS  
MUCH OF THE AREA, WITH SOME LOCATIONS PEAKING AROUND 105.  
 
* WHERE...CLAIBORNE, GRAINGER, HAMBLEN, HANCOCK, HAWKINS, JEFFERSON,  
NORTHWEST COCKE, AND NORTHWEST GREENE COUNTIES.  
 
* WHEN...UNTIL 8 PM EDT 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.  
 
 
 
 
 
TNZ067-068-081>086-098>101-051500-  
/O.CON.KMRX.HT.Y.0004.000000T0000Z-260906T0000Z/  
ROANE-LOUDON-SEQUATCHIE-BLEDSOE-RHEA-MEIGS-MCMINN-NORTHWEST MONROE-  
MARION-HAMILTON-BRADLEY-WEST POLK-  
INCLUDING THE CITIES OF WHITWELL, MOUNT CREST, ROCKWOOD, KINGSTON,  
JASPER, HARRIMAN, CLEAR WATER, ATHENS, CHATTANOOGA, LONE OAK,  
BRAYTON, TASSO, OLIVER SPRINGS, GRANDVIEW, PARKSVILLE, BULLET CREEK,  
ARCHVILLE, MONTEAGLE, MELVINE, DUNLAP, PIKEVILLE, RELIANCE, EAGLE  
FURNACE, MADISONVILLE, MARTIN SPRINGS, HALETOWN  
(GUILD), BENTON, CONASAUGA, LENOIR CITY, LOOKOUT MOUNTAIN,  
CLEVELAND, PALIO, DAYTON, SPRING CITY, SOUTH PITTSBURG, SWEETWATER,  
BIG SPRING, OLD CUMBERLAND, EVENSVILLE, LOUDON, CARTWRIGHT, SIGNAL  
MOUNTAIN, POWELLS CROSSROADS, OLD WASHINGTON, BRADBURY, CAGLE,  
DENTVILLE, FAIRVIEW, AND ETOWAH  
1249 AM EDT SAT SEP 5 2026 /1149 PM CDT FRI SEP 4 2026/  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS  
EVENING...  
 
* WHAT...HEAT INDEX VALUES UP TO 107.  
 
* WHERE...A PORTION OF EAST TENNESSEE, PRIMARILY IN VALLEY LOCATIONS,  
WILL BE MOST LIKELY TO APPROACH HEAT INDICES NEAR OR SLIGHTLY ABOVE  
107 DURING THE PEAK HEAT OF THE LATE AFTERNOON HOURS.  
 
* WHEN...UNTIL 8 PM EDT /7 PM CDT/ 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.  
 
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.  
 
 
 
 
 
52  
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