Extreme Heat Warning
URGENT - WEATHER MESSAGE
National Weather Service Jackson MS
241 AM CDT Wed Aug 20 2025
LAZ016-025-MSZ018-019-025-027-034>036-040>043-047-048-053-054-201545-
/O.UPG.KJAN.HT.Y.0027.250820T1500Z-250821T0100Z/
/O.NEW.KJAN.XH.W.0008.250820T1500Z-250821T0100Z/
Madison LA-Tensas-Bolivar-Sunflower-Leflore-Carroll-Washington-
Humphreys-Holmes-Issaquena-Sharkey-Yazoo-Madison MS-Warren-Hinds-
Claiborne-Copiah-
Including the cities of Madison, Belzoni, Isola, Vaiden,
Waterproof, Tchula, Anguilla, Greenwood, Rolling Fork, Canton,
Vicksburg, Ridgeland, Hazlehurst, Durant, Newellton, North
Carrollton, Greenville, St. Joseph, Yazoo City, Carrollton,
Tallulah, Lexington, Indianola, Jackson, Goodman, Wesson,
Pickens, Crystal Springs, Cleveland, Ruleville, Mayersville, and
Port Gibson
241 AM CDT Wed Aug 20 2025
...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THIS MORNING TO 8 PM
CDT THIS EVENING...
* WHAT...Dangerously hot conditions with heat index values up to 115
expected.
* WHERE...Portions of northeast Louisiana and western portions of
central Mississippi.
* WHEN...From 10 AM this morning to 8 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.
&&
$$
Heat Advisory
URGENT - WEATHER MESSAGE
National Weather Service Fort Worth TX
251 AM CDT Wed Aug 20 2025
TXZ093>095-103>107-118>123-133>135-144>148-158>162-174-175-210000-
/O.CON.KFWD.HT.Y.0007.000000T0000Z-250821T0000Z/
Grayson-Fannin-Lamar-Denton-Collin-Hunt-Delta-Hopkins-Tarrant-
Dallas-Rockwall-Kaufman-Van Zandt-Rains-Johnson-Ellis-Henderson-
Bosque-Hill-Navarro-Freestone-Anderson-Bell-McLennan-Falls-
Limestone-Leon-Milam-Robertson-
Including the cities of Heath, Greenville, Gun Barrel City,
Waxahachie, Burleson, Killeen, Valley Mills, Wortham, Teague,
Bonham, Fort Hood, Mexia, Hearne, Plano, Cleburne, Paris,
Meridian, Frisco, Fairfield, McKinney, Flower Mound, Allen,
Normangee, Point, Denison, Hillsboro, Oakwood, Marlin, Cameron,
Fort Worth, East Tawakoni, Carrollton, Clifton, Canton, Athens,
Rockwall, Cooper, Commerce, Jewett, Van, Grand Saline, Ennis,
Forney, Waco, Palestine, Buffalo, Terrell, Groesbeck,
Centerville, Calvert, Arlington, Edgewood, Lewisville, Dallas,
Rockdale, Wills Point, Franklin, Midlothian, Sherman, Kaufman,
Temple, Corsicana, Sulphur Springs, Emory, and Denton
251 AM CDT Wed Aug 20 2025
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...
* WHAT...Heat index values up to 109.
* WHERE...Portions of North and Central Texas.
* WHEN...Until 7 PM CDT this evening.
* IMPACTS...Hot temperatures and high humidity will increase the
risk for heat-related illnesses to occur, particularly for those
working or participating in outdoor activities.
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. Young children and
pets should never be left unattended in vehicles under any
circumstances. Do not leave young children and pets in unattended
vehicles.
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.
&&
$$
12
URGENT - WEATHER MESSAGE
National Weather Service Jackson MS
241 AM CDT Wed Aug 20 2025
ARZ074-075-LAZ007>009-015-023-024-026-MSZ026-028>033-037-049-055-
059>066-072>074-201545-
/O.CON.KJAN.HT.Y.0027.250820T1500Z-250821T0100Z/
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-
Franklin LA-Catahoula-Concordia-Grenada-Montgomery-Webster-Clay-
Lowndes-Choctaw-Oktibbeha-Attala-Rankin-Simpson-Jefferson-Adams-
Franklin MS-Lincoln-Lawrence-Jefferson Davis-Covington-Jones-
Marion-Lamar-Forrest-
Including the cities of Natchez, Crossett, Pearl, Richland,
Vidalia, West Ferriday, Rayville, Bude, Monticello, Columbus,
Roxie, Bastrop, Winnsboro, Meadville, Lake Village, Brookhaven,
Purvis, West Crossett, Eupora, Ackerman, Jonesville, Hamburg, New
Hebron, Winona, Starkville, North Crossett, Lake Providence,
Epps, Weir, Eudora, Magee, Ferriday, Kosciusko, West Hattiesburg,
Columbia, Lumberton, Grenada, Bassfield, Collins, Mendenhall,
Fayette, Brandon, Prentiss, Delhi, West Point, Harrisonburg,
Mathiston, Dermott, Oak Grove, Hattiesburg, Laurel, and Mount
Olive
241 AM CDT Wed Aug 20 2025
...HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 8 PM
CDT THIS EVENING...
* WHAT...Heat index values up to 110 expected.
* WHERE...Portions of southeast Arkansas, northeast Louisiana, and
central and south Mississippi.
* WHEN...From 10 AM this morning to 8 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.
&&
$$
DL
URGENT - WEATHER MESSAGE
National Weather Service Shreveport LA
1241 AM CDT Wed Aug 20 2025
ARZ050-051-059>061-070>073-LAZ001>006-010>014-017>022-OKZ077-TXZ096-
097-108>112-124>126-136>138-149>153-165>167-210000-
/O.CON.KSHV.HT.Y.0014.000000T0000Z-250821T0000Z/
Sevier-Howard-Little River-Hempstead-Nevada-Miller-Lafayette-
Columbia-Union-Caddo-Bossier-Webster-Claiborne-Lincoln-Union-De
Soto-Red River-Bienville-Jackson-Ouachita-Sabine-Natchitoches-
Winn-Grant-Caldwell-La Salle-McCurtain-Red River-Bowie-Franklin-
Titus-Camp-Morris-Cass-Wood-Upshur-Marion-Smith-Gregg-Harrison-
Cherokee-Rusk-Panola-Nacogdoches-Shelby-Angelina-San Augustine-
Sabine-
Including the cities of Rusk, Winnsboro, Coushatta, Many,
Jonesboro, Homer, Arcadia, Lufkin, Lewisville, Minden,
Jacksonville, Lone Star, Henderson, Mount Pleasant, Hughes
Springs, Gibsland, Pleasant Hill, Jena, Nacogdoches, Olla,
Mineola, Jefferson, Mount Vernon, El Dorado, Dry Prong,
Logansport, Clarks, Quitman, Hope, Queen City, Bossier City,
Stonewall, Ringgold, Winnfield, Hawkins, Bogata, Longview,
Haynesville, Broken Bow, Zwolle, Prescott, Magnolia, Columbia,
Farmerville, Clarksville, Pittsburg, De Queen, San Augustine,
Center, Omaha, Nashville, Naples, Natchitoches, Bradley,
Shreveport, Big Sandy, Dierks, Pineland, Texarkana, Idabel,
Grayson, Mineral Springs, Tyler, Marshall, Daingerfield, Midway,
Gilmer, Colfax, Ruston, Springhill, Stamps, Montgomery, Linden,
Atlanta, Hemphill, Martin, Bernice, Ashdown, Monroe, Carthage,
and Mansfield
1241 AM CDT Wed Aug 20 2025
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...
* WHAT...Heat index values up to 110.
* WHERE...Portions of south central and southwest Arkansas, north
central and northwest Louisiana, southeast Oklahoma, and east and
northeast Texas.
* WHEN...Until 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.
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.
&&
$$
53
URGENT - WEATHER MESSAGE
National Weather Service Little Rock AR
1220 AM CDT Wed Aug 20 2025
ARZ031-032-039-042>047-052>057-062>069-121-122-130-137-138-140-141-
230-237-238-240-241-340-341-202100-
/O.CON.KLZK.HT.Y.0024.250820T1700Z-250821T0100Z/
Conway-Faulkner-Perry-Garland-Saline-Pulaski-Lonoke-Prairie-
Monroe-Pike-Clark-Hot Spring-Grant-Jefferson-Arkansas-Dallas-
Cleveland-Lincoln-Desha-Ouachita-Calhoun-Bradley-Drew-Southern
Johnson County-Southern Pope County-Western and Northern Logan
County-Northern Scott County-Northwest Yell County-Polk County
Lower Elevations-Central and Eastern Montgomery County-Southern
and Eastern Logan County-Central and Southern Scott County-Yell
Excluding Northwest-Northern Polk County Higher Elevations-
Northern Montgomery County Higher Elevations-Southeast Polk
County Higher Elevations-Southwest Montgomery County Higher
Elevations-
Including the cities of Hazen, Star City, Thornton, Norman,
Boles, Clarendon, Mena, Sugar Grove, Rison, McGehee, Hampton,
Mountain Fork, Dardanelle, Rich Mountain, Caulksville, Kingsland,
Sheridan, Knoxville, Coal Hill, Stuttgart, Nunley, Arkadelphia,
Mansfield, Des Arc, Cabot, Hector, Grannis, Story, Paris,
Hatfield, Dumas, Russellville, Hartman, Morrilton, Hot Springs,
Camden, Waldron, London, Plainview, Hartley, De Witt,
Clarksville, Danville, Glenwood, De Valls Bluff, Monticello, Pine
Bluff, Warren, Malvern, Blue Mountain, North Little Rock,
Brinkley, Atkins, Mount Magazine, Albert, Benton, Murfreesboro,
Havana, Waveland, Mount Ida, Y City, Little Rock, Perryville,
Ola, Acorn, Lonoke, Subiaco, Big Fork, Conway, Booneville,
Bryant, Fordyce, and Gould
1220 AM CDT Wed Aug 20 2025
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS
EVENING...
* WHAT...Heat index values up to 107 expected.
* WHERE...Portions of central, eastern, southeast, southwest, and
western Arkansas.
* WHEN...From noon today to 8 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.
&&
$$
67
URGENT - WEATHER MESSAGE
National Weather Service Tulsa OK
1153 PM CDT Tue Aug 19 2025
ARZ019-020-029-OKZ049-053-072>076-201700-
/O.CON.KTSA.HT.Y.0027.250820T1700Z-250821T0100Z/
Crawford-Franklin-Sebastian-Pushmataha-Choctaw-Sequoyah-Pittsburg-
Haskell-Latimer-Le Flore-
Including the cities of Antlers, Stigler, Van Buren, Ozark, Fort
Smith, Charleston, Sallisaw, Hugo, McAlester, Clayton, Wilburton,
and Poteau
1153 PM CDT Tue Aug 19 2025
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 8 PM CDT WEDNESDAY...
* WHAT...Heat index values up to 105 expected.
* WHERE...In Arkansas, Crawford, Franklin, and Sebastian Counties.
In Oklahoma, Sequoyah, Choctaw, Haskell, Latimer, Le Flore,
Pittsburg, and Pushmataha Counties.
* WHEN...From noon to 8 PM CDT Wednesday.
* IMPACTS...Heat related illnesses are possible especially impacting
those not acclimated to the conditions or those performing
strenuous activities.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Memphis TN
752 PM CDT Tue Aug 19 2025
ARZ058-MSZ007-010>012-020-200900-
/O.EXP.KMEG.XH.W.0010.000000T0000Z-250820T0100Z/
/O.CON.KMEG.HT.Y.0016.250820T0100Z-250821T0100Z/
Phillips-Tunica-Coahoma-Quitman-Panola-Tallahatchie-
Including the cities of Charleston, Helena-West Helena, Tunica,
Batesville, Marks, and Clarksdale
752 PM CDT Tue Aug 19 2025
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT WEDNESDAY...
...EXTREME HEAT WARNING WILL EXPIRE AT 8 PM CDT THIS EVENING...
* WHAT...Heat index values up to 108 expected.
* WHERE...In Arkansas, Phillips County. In Mississippi, Coahoma,
Panola, Quitman, Tallahatchie, and Tunica Counties.
* WHEN...Until 8 PM CDT Wednesday.
* 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.
&&
$$
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Springfield MO
238 AM CDT Wed Aug 20 2025
KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-210745-
Bourbon-Crawford-Cherokee-Benton-Morgan-Miller-Maries-Vernon-
St. Clair-Hickory-Camden-Pulaski-Phelps-Barton-Cedar-Polk-Dallas-
Laclede-Texas-Dent-Jasper-Dade-Greene-Webster-Wright-Newton-
Lawrence-Christian-Douglas-Howell-Shannon-McDonald-Barry-Stone-
Taney-Ozark-Oregon-
238 AM CDT Wed Aug 20 2025
This Hazardous Weather Outlook is for portions of the Missouri
Ozarks and extreme southeast Kansas.
.DAY ONE...Today and Tonight.
Weather hazards expected...
Limited lightning risk.
DISCUSSION...
Low chances (10-20%) for an isolated shower/thunderstorm over the
MO/AR border this morning, however most if not all of the area
should remain dry.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.
15-35% chance for showers/thunderstorms early next week, but confidence
in specifics remains low at this point.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed through tonight.
&&
More detailed information can be accessed at:
http://www.weather.gov/sgf/dsspacket
This product in graphical format...along with other weather...
hydrological and climate information...at
http://www.weather.gov/sgf
$$
Melto
Hazardous Weather Outlook
National Weather Service Tulsa OK
901 PM CDT Tue Aug 19 2025
ARZ001-002-010-011-019-020-029-OKZ049-053>076-201015-
Adair OK-Benton AR-Carroll AR-Cherokee OK-Choctaw OK-Craig OK-
Crawford AR-Creek OK-Delaware OK-Franklin AR-Haskell OK-Latimer OK-
Le Flore OK-Madison AR-Mayes OK-McIntosh OK-Muskogee OK-Nowata OK-
Okfuskee OK-Okmulgee OK-Osage OK-Ottawa OK-Pawnee OK-Pittsburg OK-
Pushmataha OK-Rogers OK-Sebastian AR-Sequoyah OK-Tulsa OK-Wagoner OK-
Washington OK-Washington AR-
901 PM CDT Tue Aug 19 2025
This Outlook is for Northwest and West Central Arkansas as well as
much of Eastern Oklahoma.
.DAY ONE...Tonight.
SEVERE THUNDERSTORM.
RISK...Limited.
AREA...Eastern Oklahoma and Western Arkansas.
ONSET...Ongoing.
DISCUSSION...
Isolated to scattered thunderstorms are ongoing late this afternoon
in parts of east central and southeast Oklahoma and western
Arkansas. The thunderstorms will continue to pose a locally heavy
rain and gusty wind threat, with a limited potential for damaging
wind gusts with the strongest thunderstorms. The thunderstorm axis
will continue to sag southward, with coverage and intensity expected
to decrease with time overnight.
SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
Local Spotter Activation May Be Needed.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
WEDNESDAY...Thunderstorm and Dangerous Heat Potential.
THURSDAY THROUGH SATURDAY...No Hazards.
SUNDAY AND MONDAY...Thunderstorm Potential.
EXTENDED DISCUSSION...
Thunderstorm chances will focus southward on Wednesday primarily
across southeast Oklahoma into west central Arkansas. Hot and
humid conditions will remain in place, especially for areas south
of Interstate 40, before slightly cooler and drier air arrives
Thursday through Saturday. The weather pattern begins to change by
early next week, with daily shower and thunderstorm chances and below
normal temperatures.
weather.gov/tulsa contains additional information.
$$
