953
WWUS74 KJAN 190812
NPWJAN

URGENT - WEATHER MESSAGE
National Weather Service Jackson MS
312 AM CDT Wed Aug 19 2026

ARZ075-LAZ008-009-016-024>026-MSZ018-019-025-034>036-040>043-047-048-
053-059>061-191700-
/O.UPG.KJAN.HT.Y.0020.000000T0000Z-260820T0200Z/
/O.NEW.KJAN.XH.W.0008.260819T1300Z-260820T0200Z/
Chicot-West Carroll-East Carroll-Madison LA-Catahoula-Tensas-
Concordia-Bolivar-Sunflower-Leflore-Washington-Humphreys-Holmes-
Issaquena-Sharkey-Yazoo-Madison MS-Warren-Hinds-Claiborne-Jefferson-
Adams-Franklin MS-
Including the cities of Ruleville, Meadville, Greenville, Goodman,
Bude, Lexington, Greenwood, Cleveland, Lake Village, Oak Grove,
Natchez, Waterproof, Anguilla, Jonesville, Canton,
Jackson, Port Gibson, Newellton, Vicksburg, Eudora, Fayette, St.
Joseph, Isola, Yazoo City, Tchula, Mayersville, Harrisonburg,
Madison, Rolling Fork, West Ferriday, Ferriday, Durant, Epps,
Belzoni, Lake Providence, Indianola, Roxie, Dermott, Tallulah,
Pickens, Ridgeland, and Vidalia
312 AM CDT Wed Aug 19 2026

...EXTREME HEAT WARNING IN EFFECT FROM 8 AM THIS MORNING TO 9 PM CDT
THIS EVENING...

* WHAT...Dangerously hot conditions with heat index values up to 115
  expected.

* WHERE...Portions of west central and southwest Mississippi,
  southeast Arkansas, and northeast Louisiana.

* WHEN...From 8 AM this morning to 9 PM CDT this evening.

* 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.

Stay cool, stay hydrated, stay informed.

&&

$$

ARZ074-LAZ007-015-023-MSZ026>033-037>039-044>046-049>052-054>058-
062>066-072>074-191700-
/O.CON.KJAN.HT.Y.0020.000000T0000Z-260820T0200Z/
Ashley-Morehouse-Richland-Franklin LA-Grenada-Carroll-Montgomery-
Webster-Clay-Lowndes-Choctaw-Oktibbeha-Attala-Winston-Noxubee-Leake-
Neshoba-Kemper-Rankin-Scott-Newton-Lauderdale-Copiah-Simpson-Smith-
Jasper-Clarke-Lincoln-Lawrence-Jefferson Davis-Covington-Jones-
Marion-Lamar-Forrest-
Including the cities of Taylorsville, West Point, Morton, New Hebron,
Hattiesburg, Hamburg, Ackerman, North Carrollton, Columbus, Forest,
Mathiston, Hazlehurst, Carthage, Magee, Starkville, Vaiden,
Monticello, Bastrop, Laurel, Eupora, Prentiss, Pearl, Brandon,
Newton, Louisville, Winnsboro, Conehatta, Philadelphia, Scooba, Bay
Springs, Stonewall, Union, Collins, Meridian, Macon, Lumberton, Weir,
Carrollton, Shubuta, Columbia, Rayville, Raleigh, Crossett, Purvis,
Mendenhall, Bassfield, North Crossett, Brookhaven, Delhi, De Kalb,
Wesson, Mount Olive, Decatur, Quitman, West Hattiesburg, West
Crossett, Pearl River, Heidelberg, Richland, Crystal Springs,
Grenada, Kosciusko, Winona, and Brooksville
312 AM CDT Wed Aug 19 2026

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING...

* WHAT...Heat index values up to 110 degrees.

* WHERE...Portions of central and south Mississippi, southeast
  Arkansas, and northeast Louisiana.

* WHEN...Until 9 PM CDT this evening.

* IMPACTS...Hot temperatures and high humidity may cause heat related
  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.

Monitor the latest forecasts and warnings for updates.

&&

$$

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