Heat Advisory

URGENT - WEATHER MESSAGE
National Weather Service Norman OK
127 AM CDT Thu Jun 18 2026

OKZ037-039-046>048-051-052-182030-
/O.EXA.KOUN.HT.Y.0007.260618T1800Z-260619T0100Z/
Tillman-Stephens-Carter-Johnston-Atoka-Marshall-Bryan-
Including the cities of Duncan, Madill, Tishomingo, Ardmore,
Frederick, Atoka, Durant, and Kingston
127 AM CDT Thu Jun 18 2026

...HEAT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM CDT THIS
EVENING...

* WHAT...Heat index values up to 107 expected.

* WHERE...Atoka, Bryan, Johnston, Marshall, Carter, Stephens, and
  Tillman Counties.

* WHEN...From 1 PM this afternoon 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.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Norman OK
127 AM CDT Thu Jun 18 2026

OKZ044-045-050-TXZ084>090-182030-
/O.CON.KOUN.HT.Y.0007.260618T1800Z-260619T0100Z/
Cotton-Jefferson-Love-Foard-Wilbarger-Wichita-Knox-Baylor-Archer-
Clay-
Including the cities of Thackerville, Lakeside City, Ringling,
Temple, Henrietta, Crowell, Marietta, Ryan, Knox City, Scotland,
Wichita Falls, Sheppard AFB, Walters, Archer City, Holliday,
Waurika, Vernon, Seymour, and Munday
127 AM CDT Thu Jun 18 2026

...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM
CDT THIS EVENING...

* WHAT...Heat index values up to 108 expected.

* WHERE...In Oklahoma, Jefferson, Love, and Cotton Counties. In
  Texas, Archer, Baylor, Clay, Foard, Knox, Wichita, and Wilbarger
  Counties.

* WHEN...From 1 PM this afternoon 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.

&&

$$

MAD

URGENT - WEATHER MESSAGE
National Weather Service Fort Worth TX
122 AM CDT Thu Jun 18 2026

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-181800-
/O.CON.KFWD.HT.Y.0002.260618T1700Z-260619T0200Z/
Montague-Cooke-Grayson-Fannin-Lamar-Young-Jack-Wise-Denton-Collin-
Hunt-Delta-Hopkins-Stephens-Palo Pinto-Parker-Tarrant-Dallas-
Rockwall-Kaufman-Van Zandt-Rains-Eastland-Erath-Hood-Somervell-
Johnson-Ellis-Henderson-Comanche-Mills-Hamilton-Bosque-Hill-Navarro-
Freestone-Anderson-Lampasas-Coryell-Bell-McLennan-Falls-Limestone-
Leon-Milam-Robertson-
Including the cities of Glen Rose, Arlington, Ennis, Emory,
Bridgeport, Denton, Commerce, Hamilton, Rockdale, Gun Barrel City,
Clifton, Groesbeck, Plano, Waxahachie, Wills Point, Cleburne,
Cameron, Terrell, Franklin, Briar, Centerville, Heath, Athens,
Hillsboro, Dallas, Waco, Paris, Granbury, Hico, Breckenridge,
Carrollton, Palestine, Gatesville, Frisco, Canton, McKinney, Olney,
Lampasas, Stephenville, Ranger, Jacksboro, Kaufman, Corsicana, Van,
Goldthwaite, Teague, Sulphur Springs, Marlin, Dublin, Mineral Wells,
Eastland, Rockwall, Fort Worth, Mexia, Wortham, Greenville, Gorman,
Oak Trail Shores, Forney, Meridian, Temple, Comanche, Copperas Cove,
Burleson, Sherman, Nocona, Decatur, Bowie, Graham, Grand Saline,
Valley Mills, Flower Mound, Calvert, Fort Hood, Oakwood, East
Tawakoni, Weatherford, Bonham, Jewett, De Leon, Midlothian, Hearne,
Point, Fairfield, Lewisville, Cooper, Gainesville, Edgewood, Allen,
Buffalo, Normangee, Killeen, Cisco, and Denison
122 AM CDT Thu Jun 18 2026

...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS
EVENING...

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

* WHERE...All of North and Central Texas.

* WHEN...From noon today to 9 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...

Take extra precautions when outside by staying hydrated, wearing
lightweight and loose fitting clothing, and limiting strenuous
activities to the early morning or evening. Check up on relatives and
neighbors. Never leave young children or pets in an enclosed vehicle,
even for a short time, as temperatures can quickly rise to
life-threatening levels.

Know the signs and symptoms of heat exhaustion and heat stroke. To
reduce risk when outdoors, 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 911 ASAP if you or someone you know is exhibiting signs of heat
stroke.

&&

$$

Stalley

URGENT - WEATHER MESSAGE
National Weather Service Shreveport LA
1138 PM CDT Wed Jun 17 2026

ARZ059-OKZ077-190000-
/O.EXA.KSHV.HT.Y.0002.260618T1700Z-260619T0000Z/
Little River-McCurtain-
Including the cities of Idabel, Ashdown, and Broken Bow
1138 PM CDT Wed Jun 17 2026

...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM CDT THURSDAY...

* WHAT...Heat index values up to 107 expected.

* WHERE...In Arkansas, Little River County. In Oklahoma, McCurtain
  County.

* WHEN...From noon to 7 PM CDT Thursday.

* 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.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Shreveport LA
1138 PM CDT Wed Jun 17 2026

ARZ070-LAZ001-002-010-011-017-018-TXZ096-097-108>112-124>126-136>138-
149>153-165>167-190000-
/O.CON.KSHV.HT.Y.0002.260618T1700Z-260619T0000Z/
Miller-Caddo-Bossier-De Soto-Red River-Sabine-Natchitoches-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 Atlanta, Jacksonville, Queen City, Naples,
Coushatta, Mount Pleasant, Marshall, Bossier City, Jefferson,
Nacogdoches, Mineola, Logansport, Zwolle, Mount Vernon, Pineland,
Longview, Texarkana, Pleasant Hill, Clarksville, Hemphill, Hawkins,
Lufkin, Mansfield, Linden, Hughes Springs, Carthage, Daingerfield,
Shreveport, Center, Tyler, Bogata, Stonewall, Martin, Omaha, Rusk,
Gilmer, Winnsboro, Lone Star, Many, Natchitoches, Quitman, Big Sandy,
Henderson, San Augustine, and Pittsburg
1138 PM CDT Wed Jun 17 2026

...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 7 PM CDT THURSDAY...

* WHAT...Heat index values up to 109 expected.

* WHERE...Portions of southwest Arkansas, northwest Louisiana, and
  east and northeast Texas.

* WHEN...From noon to 7 PM CDT Thursday.

* 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.

&&

$$

24

URGENT - WEATHER MESSAGE
National Weather Service Tulsa OK
1125 PM CDT Wed Jun 17 2026

OKZ049-053-181730-
/O.NEW.KTSA.HT.Y.0004.260618T1800Z-260619T0000Z/
Pushmataha-Choctaw-
Including the cities of Hugo, Antlers, and Clayton
1125 PM CDT Wed Jun 17 2026

...HEAT ADVISORY IN EFFECT FROM 1 PM TO 7 PM CDT THURSDAY...

* WHAT...Heat index values up to 105 expected.

* WHERE...Choctaw and Pushmataha Counties.

* WHEN...From 1 PM to 7 PM CDT Thursday.

* 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.

&&

$$

Lacy

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Wichita KS
928 PM CDT Wed Jun 17 2026

KSZ032-033-047>053-067>072-082-083-091>096-098>100-190230-
Russell-Lincoln-Barton-Ellsworth-Saline-Rice-McPherson-Marion-Chase-
Reno-Harvey-Butler-Greenwood-Woodson-Allen-Kingman-Sedgwick-Harper-
Sumner-Cowley-Elk-Wilson-Neosho-Chautauqua-Montgomery-Labette-
928 PM CDT Wed Jun 17 2026

This hazardous weather outlook is for portions of central Kansas,
east central Kansas, south central Kansas and southeast Kansas.

.DAY ONE...Tonight

Scattered showers and thunderstorms may re-develop late tonight for
locations mainly along and south of a line extending from Great
Bend to McPherson to Emporia. Some of these storms could produce
dime to half-dollar size hail, heavy rainfall, and localized
flooding concerns.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Scattered showers and thunderstorms are possible Thursday, mainly
for locations along and south of a line extending from Great Bend
to McPherson to Emporia. Some of these storms could produce dime to
half-dollar size hail, heavy rainfall, and localized flooding
concerns.

Thunderstorms could develop over the area again late Friday
afternoon and night, although it looks like the greatest chances
will arrive late Saturday and persist through at least Sunday
morning. Strong to severe thunderstorms and heavy rainfall are
possible.

Off-and-on thunderstorm chances look to impact the region starting
Monday night and persisting through at least mid next week.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated tonight.

&&

For a graphical version of this information, see our webpage at:
https://www.weather.gov/erh/ghwo?wfo=ict

$$

Hazardous Weather Outlook
National Weather Service Tulsa OK
523 PM CDT Wed Jun 17 2026

ARZ001-002-010-011-119-120-129-219-220-229-OKZ049-053-055>071-
073>075-154-172-176-254-272-276-354-376-182230-
Benton-Carroll-Washington AR-Madison-Northern Crawford-
Northern Franklin-North and Central Sebastian-Southern Crawford-
Central and Southern Franklin-Southern Sebastian-Pushmataha-
Choctaw-Washington OK-Nowata-Craig-Ottawa-Pawnee-Tulsa-Rogers-
Mayes-Delaware-Creek-Okfuskee-Okmulgee-Wagoner-Cherokee-Adair-
Muskogee-McIntosh-Pittsburg-Haskell-Latimer-Western Osage-
Northern Sequoyah-Northern Le Flore-Northeast Osage-
Central and Southern Sequoyah-Central Le Flore-Southeast Osage-
Southern Le Flore-
523 PM CDT Wed Jun 17 2026

This Outlook is for Northwest and West Central Arkansas as well as
much of Eastern Oklahoma.

.DAY ONE...Today and Tonight.

SEVERE THUNDERSTORM.
RISK...Limited.
AREA...Northeast Oklahoma.
ONSET...This Evening.

DISCUSSION...
Thunderstorms are expected to develop by late this afternoon from
western Missouri into southern Kansas along a cold front. These
storms may move south and southeast into parts of northeast
Oklahoma and far northwest Arkansas this evening before weakening
by late evening. A few severe storms will be possible mainly
across parts of northeast Oklahoma this evening, with hail up to
quarter size and wind gusts up to 60 mph.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
Local Spotter Activation May Be Needed.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.
THURSDAY AND FRIDAY...Thunderstorm Potential.
SATURDAY...Thunderstorm, High Wind, and Heavy Rain Potential.
SUNDAY...Severe Thunderstorm, High Wind, Dangerous Heat,
and Heavy Rain Potential.
MONDAY...Thunderstorm Potential.
TUESDAY...Thunderstorm Potential...Heavy Rain Potential.

EXTENDED DISCUSSION...
Unsettled weather is expected over the next week, with near daily
shower and thunderstorm chances. The greatest coverage of showers
and storms will likely be on Thursday, and again Sunday evening
and overnight. Some severe weather threat will exist most days,
with Sunday evening likely seeing the greatest threat for severe
weather. Locally heavy rainfall will also be possible, especially
Sunday evening and overnight.

Hot and humid conditions are expected across southeast Oklahoma
Thursday afternoon, and will likely return to much of the area
Sunday.

weather.gov/tulsa contains additional information.

$$

Hazardous Weather Outlook
National Weather Service Springfield MO
1230 PM CDT Wed Jun 17 2026

KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-181730-
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-
1230 PM CDT Wed Jun 17 2026

This Hazardous Weather Outlook is for portions of the Missouri
Ozarks and extreme southeast Kansas.

.DAY ONE...Today and Tonight.

Weather hazards expected...

  Slight tornado risk.
  Enhanced hail risk.
  Enhanced thunderstorm wind damage risk.
  Elevated lightning risk.
  Limited excessive heat risk.
  Elevated excessive rainfall risk
  Limited non thunderstorm wind risk.

DISCUSSION...

Gusty south to southwesterly wind gusts of 35-45 mph will occur
at times this morning through this afternoon. The strongest winds
will occur along and northwest of Interstate 44.

Heat index values will warm into the lower 90s to around 100
degrees this afternoon.

Slight (2 to 5) to Enhanced (3 of 5) Severe Risk for severe
thunderstorms will occur late this afternoon into tonight with
all hazards possible. Primary hazards are hail up to the size of
baseballs, 70-80 mph winds, and a few tornadoes. The greatest
severe risk is this evening across central MO. Localized heavy
rainfall may support flash flooding.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Marginal (1 of 5) Severe Risk for severe thunderstorms on
Thursday into early Thursday night, mainly along and south of
Highway 60. Large hail to the size of golf balls, damaging winds
up to 60 mph, and flash flooding are possible.

Thunderstorm chances return this weekend into early next week.

.SPOTTER INFORMATION STATEMENT...

 Spotter activation may be needed this afternoon for central
Missouri.

&&

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

$$

Camden