Public Safety Alerts

See official public safety alerts, emergency alerts, presidential alerts and weather warnings for every U.S. location.
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Public Safety Alerts

Iowa, Illinois, Missouri Severe Extreme Heat Warning | Effective 07/27/2026 14:23

Extreme Heat Warning issued July 27 at 4:23PM CDT until July 27 at 10:00PM CDT by NWS Quad Cities IA IL

Event: Extreme Heat Warning

Desc: * WHAT...A dangerous combination of oppressively humid and hot conditions with heat index values between 105 to 115 expected into the evening. * WHERE...Portions of north central, northwest, and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. * WHEN...Until 10 PM CDT this evening. *...

Areas: Buchanan County IA, Delaware County IA, Dubuque County IA, Benton County IA, Linn County IA, Jones County IA, Jackson County IA, Iowa County IA, Johnson County IA, Cedar County IA, Clinton County IA, Muscatine County IA, Scott County IA, Keokuk County IA, Washington County IA, Louisa County IA, Jefferson County IA, Henry County IA, Des Moines County IA, Van Buren County IA, Lee County IA, Jo Daviess County IL, Stephenson County IL, Carroll County IL, Whiteside County IL, Rock Island County IL, Henry County IL, Bureau County IL, Putnam County IL, Mercer County IL, Henderson County IL, Warren County IL, Hancock County IL, McDonough County IL, Scotland County MO, Clark County MO

Severity: Severe

Urgency: Expected

Effective: Monday, July 27, 2026 - 14:23

Expires: Monday, July 27, 2026 - 20:00

Sender: w-nws.webmaster@noaa.gov

Kansas, Missouri Severe Extreme Heat Warning | Effective 07/27/2026 12:33

Extreme Heat Warning issued July 27 at 2:33PM CDT until July 28 at 7:00AM CDT by NWS Kansas City/Pleasant Hill MO

Event: Extreme Heat Warning

Desc: * WHAT...Dangerously hot conditions with heat index values up to 110. * WHERE...Portions of east central and northeast Kansas and central and west central Missouri. * WHEN...Until 7 AM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Areas: Miami County KS, Linn County KS, Leavenworth County KS, Wyandotte County KS, Johnson County KS, Platte County MO, Clay County MO, Jackson County MO, Lafayette County MO, Saline County MO, Howard County MO, Cass County MO, Johnson County MO, Pettis County MO, Cooper County MO, Bates County MO, Henry County MO

Severity: Severe

Urgency: Expected

Effective: Monday, July 27, 2026 - 12:33

Expires: Monday, July 27, 2026 - 20:45

Sender: w-nws.webmaster@noaa.gov

Kansas, Missouri Severe Extreme Heat Warning | Effective 07/27/2026 12:33

Extreme Heat Warning issued July 27 at 2:33PM CDT until July 28 at 7:00AM CDT by NWS Kansas City/Pleasant Hill MO

Event: Extreme Heat Warning

Desc: * WHAT...Dangerously hot conditions with heat index values up to 112. * WHERE...Portions of northeast Kansas and north central, northeast, northwest, and west central Missouri. * WHEN...Until 7 AM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Areas: Atchison County KS, Doniphan County KS, Atchison County MO, Nodaway County MO, Worth County MO, Gentry County MO, Harrison County MO, Mercer County MO, Putnam County MO, Schuyler County MO, Holt County MO, Andrew County MO, DeKalb County MO, Daviess County MO, Grundy County MO, Sullivan County MO, Adair County MO, Buchanan County MO, Clinton County MO, Caldwell County MO, Livingston County MO, Linn County MO, Macon County MO, Ray County MO, Carroll County MO, Chariton County MO, Randolph County MO

Severity: Severe

Urgency: Expected

Effective: Monday, July 27, 2026 - 12:33

Expires: Monday, July 27, 2026 - 20:45

Sender: w-nws.webmaster@noaa.gov

Illinois, Missouri Severe Extreme Heat Warning | Effective 07/27/2026 10:14

Extreme Heat Warning issued July 27 at 12:14PM CDT until July 27 at 9:00PM CDT by NWS St Louis MO

Event: Extreme Heat Warning

Desc: * WHAT...Dangerously hot conditions with heat index values up to 110. * WHERE...Portions of south central, southwest, and west central Illinois and central and northeast Missouri. * WHEN...Until 9 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Areas: Greene County IL, Macoupin County IL, Montgomery County IL, Fayette County IL, Adams County IL, Brown County IL, Pike County IL, Calhoun County IL, Jersey County IL, Knox County MO, Lewis County MO, Shelby County MO, Marion County MO, Monroe County MO, Ralls County MO, Pike County MO, Audrain County MO

Severity: Severe

Urgency: Expected

Effective: Monday, July 27, 2026 - 10:14

Expires: Monday, July 27, 2026 - 19:00

Sender: w-nws.webmaster@noaa.gov

Illinois, Missouri Severe Extreme Heat Warning | Effective 07/27/2026 10:14

Extreme Heat Warning issued July 27 at 12:14PM CDT until July 27 at 9:00PM CDT by NWS St Louis MO

Event: Extreme Heat Warning

Desc: * WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 111. For the Heat Advisory, heat index values up to 102 expected. * WHERE...In Illinois, Madison IL County. In Missouri, Saint Charles MO, Saint Louis City MO, and Saint Louis MO Counties. * WHEN...For the Extreme Heat Warning, until 9...

Areas: Madison County IL, St. Charles County MO, St. Louis County MO

Severity: Severe

Urgency: Expected

Effective: Monday, July 27, 2026 - 10:14

Expires: Tuesday, July 28, 2026 - 04:15

Sender: w-nws.webmaster@noaa.gov

Illinois, Missouri Severe Extreme Heat Warning | Effective 07/27/2026 10:14

Extreme Heat Warning issued July 27 at 12:14PM CDT until July 28 at 7:00PM CDT by NWS St Louis MO

Event: Extreme Heat Warning

Desc: * WHAT...Dangerously hot conditions with heat index values up to 110 expected. * WHERE...Portions of south central and southwest Illinois and east central and southeast Missouri. * WHEN...Until 7 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Areas: Washington County IL, Randolph County IL, St. Clair County IL, Monroe County IL, Jefferson County MO, Crawford County MO, Washington County MO, St. Francois County MO, Ste. Genevieve County MO, Iron County MO, Madison County MO, Reynolds County MO

Severity: Severe

Urgency: Expected

Effective: Monday, July 27, 2026 - 10:14

Expires: Tuesday, July 28, 2026 - 04:15

Sender: w-nws.webmaster@noaa.gov

Illinois, Missouri Severe Extreme Heat Warning | Effective 07/27/2026 10:14

Extreme Heat Warning issued July 27 at 12:14PM CDT until July 27 at 9:00PM CDT by NWS St Louis MO

Event: Extreme Heat Warning

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 103 expected. * WHERE...Portions of south central Illinois and central and east central Missouri. * WHEN...For the Extreme Heat Warning, until 9 PM CDT this evening. For the Heat...

Areas: Bond County IL, Clinton County IL, Marion County IL, Boone County MO, Moniteau County MO, Cole County MO, Osage County MO, Callaway County MO, Montgomery County MO, Lincoln County MO, Gasconade County MO, Warren County MO, Franklin County MO

Severity: Severe

Urgency: Expected

Effective: Monday, July 27, 2026 - 10:14

Expires: Tuesday, July 28, 2026 - 04:15

Sender: w-nws.webmaster@noaa.gov

Kansas, Missouri Severe Extreme Heat Warning | Effective 07/27/2026 09:32

Extreme Heat Warning issued July 27 at 11:32AM CDT until July 28 at 7:00AM CDT by NWS Springfield MO

Event: Extreme Heat Warning

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...Portions of southeast Kansas and central, east central, south central, southwest, and west central Missouri. * WHEN...For the Extreme Heat Warning, until 7 AM...

Areas: Bourbon County KS, Crawford County KS, Cherokee County KS, Benton County MO, Morgan County MO, Miller County MO, Maries County MO, Vernon County MO, St. Clair County MO, Hickory County MO, Camden County MO, Pulaski County MO, Phelps County MO, Barton County MO, Cedar County MO, Polk County MO, Dallas County MO, Laclede County MO, Texas County MO, Dent County MO, Jasper County MO, Dade County MO, Greene County MO, Webster County MO, Wright County MO, Newton County MO, Lawrence County MO, Christian County MO, Douglas County MO, Howell County MO, Shannon County MO, McDonald County MO, Barry County MO, Stone County MO, Taney County MO, Ozark County MO, Oregon County MO

Severity: Severe

Urgency: Expected

Effective: Monday, July 27, 2026 - 09:32

Expires: Tuesday, July 28, 2026 - 05:00

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

Arkansas, Missouri, Mississippi, Tennessee Severe Extreme Heat Warning | Effective 07/27/2026 08:52

Extreme Heat Warning issued July 27 at 10:52AM CDT until July 28 at 8:00PM CDT by NWS Memphis TN

Event: Extreme Heat Warning

Desc: * WHAT...Dangerously hot conditions with heat index values up to 115. * WHERE...Portions of East Arkansas, North Mississippi, Southeast Missouri, and West Tennessee. * WHEN...Until 8 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Areas: Clay County AR, Greene County AR, Craighead County AR, Poinsett County AR, Mississippi County AR, Cross County AR, Crittenden County AR, St. Francis County AR, Lee County AR, Phillips County AR, Dunklin County MO, Pemiscot County MO, DeSoto County MS, Marshall County MS, Benton County MS, Tippah County MS, Alcorn County MS, Tishomingo County MS, Tunica County MS, Tate County MS, Prentiss County MS, Coahoma County MS, Quitman County MS, Panola County MS, Lafayette County MS, Union County MS, Pontotoc County MS, Lee County MS, Itawamba County MS, Tallahatchie County MS, Yalobusha County MS, Calhoun County MS, Chickasaw County MS, Monroe County MS, Lake County TN, Obion County TN, Weakley County TN, Henry County TN, Dyer County TN, Gibson County TN, Carroll County TN, Benton County TN, Lauderdale County TN, Tipton County TN, Haywood County TN, Crockett County TN, Madison County TN, Chester County TN, Henderson County TN, Decatur County TN, Shelby County TN, Fayette County TN, Hardeman County TN, McNairy County TN, Hardin County TN

Severity: Severe

Urgency: Expected

Effective: Monday, July 27, 2026 - 08:52

Expires: Tuesday, July 28, 2026 - 00:00

Sender: w-nws.webmaster@noaa.gov

Arkansas, Missouri, Mississippi, Tennessee Severe Extreme Heat Warning | Effective 07/27/2026 05:14

Extreme Heat Warning issued July 27 at 7:14AM CDT until July 28 at 8:00PM CDT by NWS Memphis TN

Event: Extreme Heat Warning

Severity: Severe

Urgency: Expected

Effective: Monday, July 27, 2026 - 05:14

Expires: Monday, July 27, 2026 - 23:00

Sender: w-nws.webmaster@noaa.gov

Kansas, Missouri Severe Extreme Heat Warning | Effective 07/27/2026 01:24

Extreme Heat Warning issued July 27 at 3:24AM CDT until July 28 at 7:00AM CDT by NWS Springfield MO

Event: Extreme Heat Warning

Desc: * WHAT...For the Extreme Heat Warning, dangerously hot conditions with heat index values up to 115. For the Heat Advisory, heat index values up to 110 expected. * WHERE...Portions of southeast Kansas and central, east central, south central, southwest, and west central Missouri. * WHEN...For the Extreme Heat Warning, until 7 AM...

Severity: Severe

Urgency: Expected

Effective: Monday, July 27, 2026 - 01:24

Expires: Tuesday, July 28, 2026 - 17:00

Sender: w-nws.webmaster@noaa.gov

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Public Safety Alerts