680
WWUS74 KJAN 191701
NPWJAN
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON MS
1201 PM CDT FRI JUN 19 2026
LAZ023>026-MSZ053-054-059>064-072-073-200000-
/O.CON.KJAN.HT.Y.0002.000000T0000Z-260620T0000Z/
FRANKLIN LA-CATAHOULA-TENSAS-CONCORDIA-CLAIBORNE-COPIAH-JEFFERSON-
ADAMS-FRANKLIN MS-LINCOLN-LAWRENCE-JEFFERSON DAVIS-MARION-LAMAR-
INCLUDING THE CITIES OF FAYETTE, LUMBERTON, WESSON, ST. JOSEPH,
BROOKHAVEN, HARRISONBURG, ROXIE, WINNSBORO, BASSFIELD,
JONESVILLE, NEWELLTON, CRYSTAL SPRINGS, NATCHEZ, PRENTISS, PORT
GIBSON, PURVIS, WEST HATTIESBURG, MEADVILLE, COLUMBIA, BUDE, NEW
HEBRON, MONTICELLO, WEST FERRIDAY, VIDALIA, FERRIDAY, WATERPROOF,
AND HAZLEHURST
1201 PM CDT FRI JUN 19 2026
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING
* WHAT...HEAT INDEX VALUES IN EXCESS OF 105 DEGREES EXPECTED.
* WHERE...PORTIONS OF NORTHEAST LOUISIANA AND CENTRAL, SOUTH
CENTRAL, SOUTHEAST, AND SOUTHWEST MISSISSIPPI.
* WHEN...UNTIL 7 PM CDT THIS EVENING.
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT
ILLNESSES.
* ADDITIONAL DETAILS...THESE HEAT INDICES WILL OCCUR NEAR OR JUST IN
ADVANCE OF ANY MIDDAY TO AFTERNOON SHOWERS AND THUNDERSTORMS.
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.
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.
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