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Public Safety Alerts
Alabama, Mississippi Moderate Heat Advisory | Effective 07/27/2026 09:44
Heat Advisory issued July 27 at 11:44AM CDT until July 27 at 8:00PM CDT by NWS Mobile AL
Event: Heat Advisory
Desc: * WHAT...For the first Heat Advisory, heat index values up to 109.
For the second Heat Advisory, heat index values up to 110 expected.
* WHERE...Portions of south central and southwest Alabama and
southeast Mississippi.
* WHEN...For the first Heat Advisory, until 8 PM CDT this evening.
For the second Heat Advisory, from 10 AM to...
Areas: Choctaw County AL, Washington County AL, Clarke County AL, Wilcox County AL, Monroe County AL, Conecuh County AL, Butler County AL, Crenshaw County AL, Escambia County AL, Covington County AL, Mobile County AL, Baldwin County AL, Wayne County MS, Perry County MS, Greene County MS, Stone County MS, George County MS
Severity: Moderate
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:44
Expires: Monday, July 27, 2026 - 18:00
Sender: w-nws.webmaster@noaa.gov
Alabama, Mississippi Moderate Heat Advisory | Effective 07/27/2026 09:44
Heat Advisory issued July 27 at 11:44AM CDT until July 28 at 9:00PM CDT by NWS Mobile AL
Event: Heat Advisory
Desc: * WHAT...For the first Heat Advisory, heat index values up to 109.
For the second Heat Advisory, heat index values up to 110 expected.
* WHERE...Portions of south central and southwest Alabama and
southeast Mississippi.
* WHEN...For the first Heat Advisory, until 8 PM CDT this evening.
For the second Heat Advisory, from 10 AM to...
Areas: Choctaw County AL, Washington County AL, Clarke County AL, Wilcox County AL, Monroe County AL, Conecuh County AL, Butler County AL, Crenshaw County AL, Escambia County AL, Covington County AL, Mobile County AL, Baldwin County AL, Wayne County MS, Perry County MS, Greene County MS, Stone County MS, George County MS
Severity: Moderate
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:44
Expires: Monday, July 27, 2026 - 18:00
Sender: w-nws.webmaster@noaa.gov
Alabama, Florida Severe Extreme Heat Warning | Effective 07/27/2026 09:44
Extreme Heat Warning issued July 27 at 11:44AM CDT until July 28 at 9:00PM CDT by NWS Mobile AL
Event: Extreme Heat Warning
Desc: * WHAT...For the Heat Advisory, heat index values up to 111. For the
Extreme Heat Warning, dangerously hot conditions with heat index
values up to 113 expected.
* WHERE...In Alabama, Baldwin Coastal and Mobile Coastal Counties. In
Florida, Escambia Coastal, Okaloosa Coastal, and Santa Rosa Coastal
Counties.
* WHEN...For the Heat...
Areas: Mobile County AL, Baldwin County AL, Escambia County FL, Santa Rosa County FL, Okaloosa County FL
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:44
Expires: Monday, July 27, 2026 - 18:00
Sender: w-nws.webmaster@noaa.gov
Kansas Moderate Heat Advisory | Effective 07/27/2026 09:34
Heat Advisory issued July 27 at 11:34AM CDT until July 28 at 8:00PM CDT by NWS Dodge City KS
Event: Heat Advisory
Desc: * WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values up to 110. For the Heat Advisory, heat index
values up to 105 expected.
* WHERE...Barber, Comanche, Kiowa, Pratt, Stafford, Clark, Meade, and
Seward Counties.
* WHEN...For the Extreme Heat Warning, until 9 PM CDT this evening.
For the Heat...
Areas: Stafford County KS, Kiowa County KS, Pratt County KS, Seward County KS, Meade County KS, Clark County KS, Comanche County KS, Barber County KS
Severity: Moderate
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:34
Expires: Tuesday, July 28, 2026 - 18:00
Sender: w-nws.webmaster@noaa.gov
Illinois, Indiana Moderate Beach Hazards Statement | Effective 07/27/2026 09:20
Beach Hazards Statement issued July 27 at 11:20AM CDT until July 29 at 10:00AM CDT by NWS Chicago IL
Event: Beach Hazards Statement
Desc: * WHAT...High wave action and dangerous currents expected at
Lake Michigan beaches. Waves 5 to 9 ft expected.
* WHERE...In Illinois, Lake, Northern Cook and Central Cook
Counties. In Indiana, Lake and Porter Counties.
* WHEN...From late tonight through Wednesday morning.
* IMPACTS...Swimming conditions will be life threatening...
Areas: Lake County IL, Cook County IL, Lake County IN, Porter County IN
Severity: Moderate
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:20
Expires: Monday, July 27, 2026 - 17:30
Sender: w-nws.webmaster@noaa.gov
Oklahoma Moderate Heat Advisory | Effective 07/27/2026 09:28
Heat Advisory issued July 27 at 11:28AM CDT until July 28 at 9:00PM CDT by NWS Norman OK
Event: Heat Advisory
Desc: * WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values up to 112 expected. For the Heat Advisory,
heat index values up to 109 expected.
* WHERE...Portions of central, northern, and northwest Oklahoma.
* WHEN...For the Extreme Heat Warning, until 9 PM CDT this evening.
For the Heat Advisory, from...
Areas: Harper County OK, Woods County OK, Alfalfa County OK, Grant County OK, Kay County OK, Ellis County OK, Woodward County OK, Major County OK, Garfield County OK, Noble County OK, Kingfisher County OK, Logan County OK, Payne County OK, Lincoln County OK
Severity: Moderate
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:28
Expires: Tuesday, July 28, 2026 - 00:30
Sender: w-nws.webmaster@noaa.gov
Texas Moderate Heat Advisory | Effective 07/27/2026 09:17
Heat Advisory issued July 27 at 11:17AM CDT until July 28 at 7:00PM CDT by NWS Houston/Galveston TX
Event: Heat Advisory
Desc: * WHAT...Heat index values up to 110 expected.
* WHERE...Portions of south central and southeast Texas.
* WHEN...From noon to 7 PM CDT Tuesday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
Areas: Houston County TX, Trinity County TX, Madison County TX, Walker County TX, San Jacinto County TX, Polk County TX, Burleson County TX, Brazos County TX, Washington County TX, Grimes County TX, Montgomery County TX, Liberty County TX, Colorado County TX, Austin County TX, Waller County TX, Harris County TX, Chambers County TX, Wharton County TX, Fort Bend County TX, Jackson County TX, Matagorda County TX, Brazoria County TX, Galveston County TX
Severity: Moderate
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:17
Expires: Monday, July 27, 2026 - 17:30
Sender: w-nws.webmaster@noaa.gov
Oklahoma Severe Extreme Heat Warning | Effective 07/27/2026 09:28
Extreme Heat Warning issued July 27 at 11:28AM CDT until July 27 at 9:00PM CDT by NWS Norman OK
Event: Extreme Heat Warning
Desc: * WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values up to 112 expected. For the Heat Advisory,
heat index values up to 109 expected.
* WHERE...Portions of central, northern, and northwest Oklahoma.
* WHEN...For the Extreme Heat Warning, until 9 PM CDT this evening.
For the Heat Advisory, from...
Areas: Harper County OK, Woods County OK, Alfalfa County OK, Grant County OK, Kay County OK, Ellis County OK, Woodward County OK, Major County OK, Garfield County OK, Noble County OK, Kingfisher County OK, Logan County OK, Payne County OK, Lincoln County OK
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:28
Expires: Tuesday, July 28, 2026 - 00:30
Sender: w-nws.webmaster@noaa.gov
Louisiana, Mississippi Severe Extreme Heat Warning | Effective 07/27/2026 09:16
Extreme Heat Warning issued July 27 at 11:16AM CDT until July 28 at 8:00PM CDT by NWS New Orleans LA
Event: Extreme Heat Warning
Desc: * WHAT...For the Heat Advisory, heat index values up to 108. For the
Extreme Heat Warning, dangerously hot conditions with heat index
values up to 113 to 115 expected.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...For the Heat Advisory, until 8 PM CDT this evening. For the
Extreme Heat Warning,...
Areas: St. James Parish LA, St. John the Baptist Parish LA, St. Bernard Parish LA, St. Tammany Parish LA, Orleans Parish LA, Tangipahoa Parish LA, Livingston Parish LA, Ascension Parish LA, Jefferson Parish LA, Plaquemines Parish LA, St. Charles Parish LA, Hancock County MS, Harrison County MS, Jackson County MS
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:16
Expires: Monday, July 27, 2026 - 17:30
Sender: w-nws.webmaster@noaa.gov
Texas Severe Extreme Heat Warning | Effective 07/27/2026 09:28
Extreme Heat Warning issued July 27 at 11:28AM CDT until July 27 at 10:00PM CDT by NWS Amarillo TX
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions with temperatures up to 110.
* WHERE...Palo Duro Canyon.
* WHEN...Until 10 PM CDT this evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
Areas: Randall County TX
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:28
Expires: Monday, July 27, 2026 - 19:00
Sender: w-nws.webmaster@noaa.gov
Oklahoma, Texas Moderate Heat Advisory | Effective 07/27/2026 09:28
Heat Advisory issued July 27 at 11:28AM CDT until July 28 at 9:00PM CDT by NWS Norman OK
Event: Heat Advisory
Desc: * WHAT...For the first Heat Advisory, heat index values up to 109
expected. For the second Heat Advisory, heat index values up to 109
expected.
* WHERE...Portions of central, east central, northwest, southeast,
southern, southwest, and western Oklahoma and northern Texas.
* WHEN...For the first Heat Advisory, until 9 PM CDT this...
Areas: Roger Mills County OK, Dewey County OK, Custer County OK, Blaine County OK, Beckham County OK, Washita County OK, Caddo County OK, Canadian County OK, Oklahoma County OK, Grady County OK, McClain County OK, Cleveland County OK, Pottawatomie County OK, Seminole County OK, Hughes County OK, Harmon County OK, Greer County OK, Kiowa County OK, Jackson County OK, Tillman County OK, Comanche County OK, Stephens County OK, Garvin County OK, Murray County OK, Pontotoc County OK, Coal County OK, Cotton County OK, Jefferson County OK, Carter County OK, Johnston County OK, Atoka County OK, Love County OK, Marshall County OK, Bryan County OK, Hardeman County TX, Foard County TX, Wilbarger County TX, Wichita County TX, Knox County TX, Baylor County TX, Archer County TX, Clay County TX
Severity: Moderate
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:28
Expires: Tuesday, July 28, 2026 - 00:30
Sender: w-nws.webmaster@noaa.gov
Louisiana, Mississippi Moderate Heat Advisory | Effective 07/27/2026 09:16
Heat Advisory issued July 27 at 11:16AM CDT until July 28 at 8:00PM CDT by NWS New Orleans LA
Event: Heat Advisory
Desc: * WHAT...Heat index values up to 110 expected.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...For the first Heat Advisory, until 8 PM CDT this evening.
For the second Heat Advisory, from 11 AM to 8 PM CDT Tuesday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
Areas: Pointe Coupee Parish LA, West Feliciana Parish LA, East Feliciana Parish LA, St. Helena Parish LA, Washington Parish LA, Iberville Parish LA, West Baton Rouge Parish LA, East Baton Rouge Parish LA, Assumption Parish LA, Tangipahoa Parish LA, Plaquemines Parish LA, Jefferson Parish LA, Lafourche Parish LA, Terrebonne Parish LA, Wilkinson County MS, Amite County MS, Pike County MS, Walthall County MS, Pearl River County MS, Hancock County MS, Harrison County MS, Jackson County MS
Severity: Moderate
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:16
Expires: Monday, July 27, 2026 - 17:30
Sender: w-nws.webmaster@noaa.gov
Illinois Severe Extreme Heat Warning | Effective 07/27/2026 09:28
Extreme Heat Warning issued July 27 at 11:28AM CDT until July 27 at 7:00PM CDT by NWS Paducah KY
Event: Extreme Heat Warning
Desc: * WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values around 115. For the Heat Advisory, heat
index values up to 109 expected.
* WHERE...Hamilton, Jefferson, Saline, and Wayne IL Counties.
* WHEN...For the Extreme Heat Warning, until 7 PM CDT this evening.
For the Heat Advisory, from 7 PM this...
Areas: Jefferson County IL, Wayne County IL, Hamilton County IL, Saline County IL
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:28
Expires: Tuesday, July 28, 2026 - 02:00
Sender: w-nws.webmaster@noaa.gov
Oklahoma, Texas Severe Extreme Heat Warning | Effective 07/27/2026 09:28
Extreme Heat Warning issued July 27 at 11:28AM CDT until July 27 at 10:00PM CDT by NWS Amarillo TX
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions with heat index values up to 110.
* WHERE...In Oklahoma, Beaver and Texas Counties. In Texas,
Hansford, Hemphill, Hutchinson, Lipscomb, Moore, Ochiltree,
Roberts, and Sherman Counties.
* WHEN...Until 10 PM CDT this evening.
* IMPACTS...Heat related illnesses increase significantly during...
Areas: Texas County OK, Beaver County OK, Sherman County TX, Hansford County TX, Ochiltree County TX, Lipscomb County TX, Moore County TX, Hutchinson County TX, Roberts County TX, Hemphill County TX
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:28
Expires: Monday, July 27, 2026 - 19:00
Sender: w-nws.webmaster@noaa.gov
Oklahoma, Texas Moderate Heat Advisory | Effective 07/27/2026 09:28
Heat Advisory issued July 27 at 11:28AM CDT until July 27 at 9:00PM CDT by NWS Norman OK
Event: Heat Advisory
Desc: * WHAT...For the first Heat Advisory, heat index values up to 109
expected. For the second Heat Advisory, heat index values up to 109
expected.
* WHERE...Portions of central, east central, northwest, southeast,
southern, southwest, and western Oklahoma and northern Texas.
* WHEN...For the first Heat Advisory, until 9 PM CDT this...
Areas: Roger Mills County OK, Dewey County OK, Custer County OK, Blaine County OK, Beckham County OK, Washita County OK, Caddo County OK, Canadian County OK, Oklahoma County OK, Grady County OK, McClain County OK, Cleveland County OK, Pottawatomie County OK, Seminole County OK, Hughes County OK, Harmon County OK, Greer County OK, Kiowa County OK, Jackson County OK, Tillman County OK, Comanche County OK, Stephens County OK, Garvin County OK, Murray County OK, Pontotoc County OK, Coal County OK, Cotton County OK, Jefferson County OK, Carter County OK, Johnston County OK, Atoka County OK, Love County OK, Marshall County OK, Bryan County OK, Hardeman County TX, Foard County TX, Wilbarger County TX, Wichita County TX, Knox County TX, Baylor County TX, Archer County TX, Clay County TX
Severity: Moderate
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:28
Expires: Tuesday, July 28, 2026 - 00:30
Sender: w-nws.webmaster@noaa.gov
Louisiana, Mississippi Moderate Heat Advisory | Effective 07/27/2026 09:16
Heat Advisory issued July 27 at 11:16AM CDT until July 27 at 8:00PM CDT by NWS New Orleans LA
Event: Heat Advisory
Desc: * WHAT...For the Heat Advisory, heat index values up to 108. For the
Extreme Heat Warning, dangerously hot conditions with heat index
values up to 113 to 115 expected.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...For the Heat Advisory, until 8 PM CDT this evening. For the
Extreme Heat Warning,...
Areas: St. James Parish LA, St. John the Baptist Parish LA, St. Bernard Parish LA, St. Tammany Parish LA, Orleans Parish LA, Tangipahoa Parish LA, Livingston Parish LA, Ascension Parish LA, Jefferson Parish LA, Plaquemines Parish LA, St. Charles Parish LA, Hancock County MS, Harrison County MS, Jackson County MS
Severity: Moderate
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:16
Expires: Monday, July 27, 2026 - 17:30
Sender: w-nws.webmaster@noaa.gov
Illinois Moderate Heat Advisory | Effective 07/27/2026 09:28
Heat Advisory issued July 27 at 11:28AM CDT until July 28 at 7:00PM CDT by NWS Paducah KY
Event: Heat Advisory
Desc: * WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values around 115. For the Heat Advisory, heat
index values up to 109 expected.
* WHERE...Hamilton, Jefferson, Saline, and Wayne IL Counties.
* WHEN...For the Extreme Heat Warning, until 7 PM CDT this evening.
For the Heat Advisory, from 7 PM this...
Areas: Jefferson County IL, Wayne County IL, Hamilton County IL, Saline County IL
Severity: Moderate
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:28
Expires: Tuesday, July 28, 2026 - 02:00
Sender: w-nws.webmaster@noaa.gov
Oklahoma, Texas Moderate Heat Advisory | Effective 07/27/2026 09:28
Heat Advisory issued July 27 at 11:28AM CDT until July 27 at 10:00PM CDT by NWS Amarillo TX
Event: Heat Advisory
Desc: * WHAT...Heat index values up to 105.
* WHERE...Portions of the Panhandle of Oklahoma and the Panhandle of
Texas.
* WHEN...Until 10 PM CDT this evening.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
Areas: Cimarron County OK, Dallam County TX, Hartley County TX, Oldham County TX, Potter County TX, Carson County TX, Gray County TX, Wheeler County TX, Deaf Smith County TX, Randall County TX, Armstrong County TX, Donley County TX, Collingsworth County TX
Severity: Moderate
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:28
Expires: Monday, July 27, 2026 - 19:00
Sender: w-nws.webmaster@noaa.gov
Louisiana, Mississippi Moderate Heat Advisory | Effective 07/27/2026 09:16
Heat Advisory issued July 27 at 11:16AM CDT until July 27 at 8:00PM CDT by NWS New Orleans LA
Event: Heat Advisory
Desc: * WHAT...Heat index values up to 110 expected.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...For the first Heat Advisory, until 8 PM CDT this evening.
For the second Heat Advisory, from 11 AM to 8 PM CDT Tuesday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
Areas: Pointe Coupee Parish LA, West Feliciana Parish LA, East Feliciana Parish LA, St. Helena Parish LA, Washington Parish LA, Iberville Parish LA, West Baton Rouge Parish LA, East Baton Rouge Parish LA, Assumption Parish LA, Tangipahoa Parish LA, Plaquemines Parish LA, Jefferson Parish LA, Lafourche Parish LA, Terrebonne Parish LA, Wilkinson County MS, Amite County MS, Pike County MS, Walthall County MS, Pearl River County MS, Hancock County MS, Harrison County MS, Jackson County MS
Severity: Moderate
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:16
Expires: Monday, July 27, 2026 - 17:30
Sender: w-nws.webmaster@noaa.gov
Illinois, Indiana, Kentucky Severe Extreme Heat Warning | Effective 07/27/2026 09:28
Extreme Heat Warning issued July 27 at 11:28AM CDT until July 27 at 7:00PM CDT by NWS Paducah KY
Event: Extreme Heat Warning
Desc: * WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values around 115. For the Heat Advisory, heat
index values up to 109 expected.
* WHERE...Portions of southern Illinois, southwest Indiana, and
western Kentucky.
* WHEN...For the Extreme Heat Warning, until 7 PM CDT /8 PM EDT/ this
evening. For the...
Areas: Edwards County IL, Wabash County IL, White County IL, Gallatin County IL, Gibson County IN, Pike County IN, Posey County IN, Vanderburgh County IN, Warrick County IN, Spencer County IN, Caldwell County KY, Union County KY, Webster County KY, Hopkins County KY, Christian County KY, Henderson County KY, Daviess County KY, McLean County KY, Muhlenberg County KY, Todd County KY
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:28
Expires: Tuesday, July 28, 2026 - 02:00
Sender: w-nws.webmaster@noaa.gov
Illinois Severe Extreme Heat Warning | Effective 07/27/2026 09:18
Extreme Heat Warning issued July 27 at 11:18AM CDT until July 27 at 9:00PM CDT by NWS Lincoln IL
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions with heat index values up to 116.
* WHERE...Portions of central and west central Illinois.
* WHEN...Until 9 PM CDT this evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
* ADDITIONAL DETAILS...Thunderstorms could move into area...
Areas: Knox County IL, Stark County IL, Peoria County IL, Fulton County IL, Tazewell County IL, Schuyler County IL, Mason County IL, Logan County IL, Cass County IL, Menard County IL, Scott County IL, Morgan County IL, Sangamon County IL, Christian County IL
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:18
Expires: Monday, July 27, 2026 - 19:00
Sender: w-nws.webmaster@noaa.gov
Illinois, Indiana, Kentucky Moderate Heat Advisory | Effective 07/27/2026 09:28
Heat Advisory issued July 27 at 11:28AM CDT until July 28 at 7:00PM CDT by NWS Paducah KY
Event: Heat Advisory
Desc: * WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values around 115. For the Heat Advisory, heat
index values up to 109 expected.
* WHERE...Portions of southern Illinois, southwest Indiana, and
western Kentucky.
* WHEN...For the Extreme Heat Warning, until 7 PM CDT /8 PM EDT/ this
evening. For the...
Areas: Edwards County IL, Wabash County IL, White County IL, Gallatin County IL, Gibson County IN, Pike County IN, Posey County IN, Vanderburgh County IN, Warrick County IN, Spencer County IN, Caldwell County KY, Union County KY, Webster County KY, Hopkins County KY, Christian County KY, Henderson County KY, Daviess County KY, McLean County KY, Muhlenberg County KY, Todd County KY
Severity: Moderate
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:28
Expires: Tuesday, July 28, 2026 - 02:00
Sender: w-nws.webmaster@noaa.gov
Arkansas, Louisiana, Oklahoma, Texas Moderate Heat Advisory | Effective 07/27/2026 09:21
Heat Advisory issued July 27 at 11:21AM CDT until July 28 at 8:00PM CDT by NWS Shreveport LA
Event: Heat Advisory
Desc: * WHAT...Heat index values up to 109.
* WHERE...Portions of south central and southwest Arkansas, north
central and northwest Louisiana, southeast Oklahoma, and east and
northeast Texas.
* WHEN...Until 8 PM CDT Tuesday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
Areas: Sevier County AR, Howard County AR, Little River County AR, Hempstead County AR, Nevada County AR, Miller County AR, Lafayette County AR, Columbia County AR, Union County AR, Caddo Parish LA, Bossier Parish LA, Webster Parish LA, Claiborne Parish LA, Lincoln Parish LA, Union Parish LA, De Soto Parish LA, Red River Parish LA, Bienville Parish LA, Jackson Parish LA, Ouachita Parish LA, Sabine Parish LA, Natchitoches Parish LA, Winn Parish LA, Grant Parish LA, Caldwell Parish LA, La Salle Parish LA, McCurtain County OK, Red River County TX, Bowie County TX, Franklin County TX, Titus County TX, Camp County TX, Morris County TX, Cass County TX, Wood County TX, Upshur County TX, Marion County TX, Smith County TX, Gregg County TX, Harrison County TX, Cherokee County TX, Rusk County TX, Panola County TX, Nacogdoches County TX, Shelby County TX, Angelina County TX, San Augustine County TX, Sabine County TX
Severity: Moderate
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:21
Expires: Tuesday, July 28, 2026 - 09:30
Sender: w-nws.webmaster@noaa.gov
Illinois Severe Extreme Heat Warning | Effective 07/27/2026 09:18
Extreme Heat Warning issued July 27 at 11:18AM CDT until July 27 at 9:00PM CDT by NWS Lincoln IL
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions with heat index values up to 112.
* WHERE...Clark, Edgar, and Vermilion Counties.
* WHEN...Until 9 PM CDT this evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
* ADDITIONAL DETAILS...Thunderstorms could move into area late this...
Areas: Vermilion County IL, Edgar County IL, Clark County IL
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:18
Expires: Monday, July 27, 2026 - 19:00
Sender: w-nws.webmaster@noaa.gov
Illinois, Kentucky, Missouri Severe Extreme Heat Warning | Effective 07/27/2026 09:28
Extreme Heat Warning issued July 27 at 11:28AM CDT until July 28 at 7:00PM CDT by NWS Paducah KY
Event: Extreme Heat Warning
Desc: * WHAT...Dangerously hot conditions with heat index values around
115.
* WHERE...Portions of southern Illinois, western Kentucky, and
southeast Missouri.
* WHEN...Until 7 PM CDT Tuesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
Areas: Perry County IL, Franklin County IL, Jackson County IL, Williamson County IL, Union County IL, Johnson County IL, Pope County IL, Hardin County IL, Alexander County IL, Pulaski County IL, Massac County IL, Fulton County KY, Hickman County KY, Carlisle County KY, Ballard County KY, McCracken County KY, Graves County KY, Livingston County KY, Marshall County KY, Calloway County KY, Crittenden County KY, Lyon County KY, Trigg County KY, Perry County MO, Bollinger County MO, Cape Girardeau County MO, Wayne County MO, Carter County MO, Ripley County MO, Butler County MO, Stoddard County MO, Scott County MO, Mississippi County MO, New Madrid County MO
Severity: Severe
Urgency: Expected
Effective: Monday, July 27, 2026 - 09:28
Expires: Tuesday, July 28, 2026 - 02:00
Sender: w-nws.webmaster@noaa.gov
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- Mississippi (18) Apply Mississippi filter
- Amite County MS (4) Apply Amite County MS filter
- Hancock County MS (8) Apply Hancock County MS filter
- Harrison County MS (8) Apply Harrison County MS filter
- Jackson County MS (8) Apply Jackson County MS filter
- Pike County MS (4) Apply Pike County MS filter
- Wilkinson County MS (4) Apply Wilkinson County MS filter
- Missouri (16) Apply Missouri filter
- Barry County MO (4) Apply Barry County MO filter
- Barton County MO (4) Apply Barton County MO filter
- Camden County MO (4) Apply Camden County MO filter
- Jasper County MO (4) Apply Jasper County MO filter
- Phelps County MO (4) Apply Phelps County MO filter
- Webster County MO (4) Apply Webster County MO filter
- Montana (12) Apply Montana filter
- Nebraska (16) Apply Nebraska filter
- New Mexico (29) Apply New Mexico filter
- Bernalillo County NM (8) Apply Bernalillo County NM filter
- Chaves County NM (5) Apply Chaves County NM filter
- Cibola County NM (5) Apply Cibola County NM filter
- Colfax County NM (6) Apply Colfax County NM filter
- Curry County NM (5) Apply Curry County NM filter
- De Baca County NM (5) Apply De Baca County NM filter
- Quay County NM (5) Apply Quay County NM filter
- Rio Arriba County NM (5) Apply Rio Arriba County NM filter
- Roosevelt County NM (5) Apply Roosevelt County NM filter
- San Miguel County NM (7) Apply San Miguel County NM filter
- Sandoval County NM (8) Apply Sandoval County NM filter
- Santa Fe County NM (9) Apply Santa Fe County NM filter
- Taos County NM (5) Apply Taos County NM filter
- Torrance County NM (8) Apply Torrance County NM filter
- Union County NM (6) Apply Union County NM filter
- Valencia County NM (8) Apply Valencia County NM filter
- Oklahoma (21) Apply Oklahoma filter
- South Carolina (10) Apply South Carolina filter
- Tennessee (8) Apply Tennessee filter
- Texas (33) Apply Texas filter
- Utah (7) Apply Utah filter
- Wisconsin (7) Apply Wisconsin filter