Public Safety Alerts

See official public safety alerts, emergency alerts, presidential alerts and weather warnings for every U.S. location.
Search all public safety alerts, or filter by severity or county.

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

Iowa, Nebraska, South Dakota Moderate Heat Advisory | Effective 07/27/2026 12:48

Heat Advisory issued July 27 at 2:48PM CDT until July 27 at 8:00PM CDT by NWS Sioux Falls SD

Event: Heat Advisory

Desc: * WHAT...Heat index values up to 104. * WHERE...Portions of northwest and west central Iowa, northeast Nebraska, and southeast South Dakota. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Areas: Sioux County IA, Clay County IA, Plymouth County IA, Cherokee County IA, Buena Vista County IA, Woodbury County IA, Ida County IA, Dixon County NE, Dakota County NE, Bon Homme County SD, Yankton County SD, Clay County SD, Union County SD

Severity: Moderate

Urgency: Expected

Effective: Monday, July 27, 2026 - 12:48

Expires: Monday, July 27, 2026 - 18:00

Sender: w-nws.webmaster@noaa.gov

Iowa Moderate Heat Advisory | Effective 07/27/2026 10:19

Heat Advisory issued July 27 at 12:19PM CDT until July 27 at 10:00PM CDT by NWS Des Moines IA

Event: Heat Advisory

Desc: * WHAT...Heat index values around 105-110 expected. * WHERE...Most of northern Iowa. * WHEN...Until 10 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Areas: Emmet County IA, Kossuth County IA, Winnebago County IA, Worth County IA, Palo Alto County IA, Hancock County IA, Cerro Gordo County IA, Pocahontas County IA, Humboldt County IA, Wright County IA, Franklin County IA, Sac County IA, Crawford County IA

Severity: Moderate

Urgency: Expected

Effective: Monday, July 27, 2026 - 10:19

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

Sender: w-nws.webmaster@noaa.gov

Iowa Severe Extreme Heat Warning | Effective 07/27/2026 10:19

Extreme Heat Warning issued July 27 at 12:19PM CDT until July 27 at 10:00PM CDT by NWS Des Moines IA

Event: Extreme Heat Warning

Desc: * WHAT...Dangerously hot conditions with heat index values up to around 110 to 115 expected. * WHERE...Most of central and southern Iowa. * WHEN...Until 10 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Areas: Butler County IA, Bremer County IA, Calhoun County IA, Webster County IA, Hamilton County IA, Hardin County IA, Grundy County IA, Black Hawk County IA, Carroll County IA, Greene County IA, Boone County IA, Story County IA, Marshall County IA, Tama County IA, Audubon County IA, Guthrie County IA, Dallas County IA, Polk County IA, Jasper County IA, Poweshiek County IA, Cass County IA, Adair County IA, Madison County IA, Warren County IA, Marion County IA, Mahaska County IA, Adams County IA, Union County IA, Clarke County IA, Lucas County IA, Monroe County IA, Wapello County IA, Taylor County IA, Ringgold County IA, Decatur County IA, Wayne County IA, Appanoose County IA, Davis County IA

Severity: Severe

Urgency: Expected

Effective: Monday, July 27, 2026 - 10:19

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

Sender: w-nws.webmaster@noaa.gov

Iowa, Illinois, Missouri Severe Extreme Heat Warning | Effective 07/27/2026 08:58

Extreme Heat Warning issued July 27 at 10:58AM CDT until July 27 at 10:00PM CDT by NWS Quad Cities IA IL

Event: Extreme Heat Warning

Desc: * WHAT...Dangerously hot conditions with heat index values up to 117. * 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. * IMPACTS...Heat related illnesses increase significantly during extreme...

Severity: Severe

Urgency: Expected

Effective: Monday, July 27, 2026 - 08:58

Expires: Monday, July 27, 2026 - 17:00

Sender: w-nws.webmaster@noaa.gov

Iowa, Minnesota, Wisconsin Severe Extreme Heat Warning | Effective 07/27/2026 07:20

Extreme Heat Warning issued July 27 at 9:20AM CDT until July 27 at 9:00PM CDT by NWS La Crosse WI

Event: Extreme Heat Warning

Desc: * WHAT...Dangerously hot conditions with heat index values up to 114. * WHERE...Portions of north central and northeast Iowa, southeast Minnesota, and southwest and west central Wisconsin. * WHEN...Until 9 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Areas: Mitchell County IA, Howard County IA, Winneshiek County IA, Allamakee County IA, Floyd County IA, Chickasaw County IA, Fayette County IA, Clayton County IA, Houston County MN, La Crosse County WI, Monroe County WI, Vernon County WI, Crawford County WI, Richland County WI, Grant County WI

Severity: Severe

Urgency: Expected

Effective: Monday, July 27, 2026 - 07:20

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

Sender: w-nws.webmaster@noaa.gov

Iowa, Minnesota, Nebraska, South Dakota Moderate Heat Advisory | Effective 07/27/2026 05:51

Heat Advisory issued July 27 at 7:51AM CDT until July 27 at 8:00PM CDT by NWS Sioux Falls SD

Event: Heat Advisory

Desc: * WHAT...Heat index values up to 104. * WHERE...Portions of northwest and west central Iowa, southwest Minnesota, northeast Nebraska, and south central and southeast South Dakota. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Areas: Lyon County IA, Osceola County IA, Dickinson County IA, Sioux County IA, Clay County IA, Plymouth County IA, Cherokee County IA, Buena Vista County IA, Woodbury County IA, Ida County IA, Cottonwood County MN, Jackson County MN, Dixon County NE, Dakota County NE, Gregory County SD, Charles Mix County SD, Douglas County SD, Hutchinson County SD, Turner County SD, Lincoln County SD, Bon Homme County SD, Yankton County SD, Clay County SD, Union County SD

Severity: Moderate

Urgency: Expected

Effective: Monday, July 27, 2026 - 05:51

Expires: Monday, July 27, 2026 - 16:00

Sender: w-nws.webmaster@noaa.gov

Iowa Severe Extreme Heat Warning | Effective 07/27/2026 05:05

Extreme Heat Warning issued July 27 at 7:05AM CDT until July 27 at 10:00PM CDT by NWS Omaha/Valley NE

Event: Extreme Heat Warning

Desc: * WHAT...Dangerously hot conditions with heat index values up to 115. * WHERE...Harrison and Shelby Counties. * WHEN...Until 10 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Areas: Harrison County IA, Shelby County IA

Severity: Severe

Urgency: Expected

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

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

Sender: w-nws.webmaster@noaa.gov

Iowa, Nebraska Moderate Heat Advisory | Effective 07/27/2026 05:05

Heat Advisory issued July 27 at 7:05AM CDT until July 27 at 10:00PM CDT by NWS Omaha/Valley NE

Event: Heat Advisory

Desc: * WHAT...Heat index values up to 109 expected. * WHERE...In Iowa, Monona County. In Nebraska, Antelope, Cedar, Knox, Pierce, Thurston, and Wayne Counties. * WHEN...Until 10 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Areas: Monona County IA, Knox County NE, Cedar County NE, Thurston County NE, Antelope County NE, Pierce County NE, Wayne County NE

Severity: Moderate

Urgency: Expected

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

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

Sender: w-nws.webmaster@noaa.gov

Iowa, Nebraska Severe Extreme Heat Warning | Effective 07/27/2026 05:05

Extreme Heat Warning issued July 27 at 7:05AM CDT until July 27 at 10:00PM CDT by NWS Omaha/Valley NE

Event: Extreme Heat Warning

Desc: * WHAT...Dangerously hot conditions with heat index values up to 115. * WHERE...In Iowa, Fremont, Mills, Montgomery, Page, and Pottawattamie Counties. In Nebraska, Douglas and Sarpy Counties. * WHEN...Until 10 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity...

Areas: Pottawattamie County IA, Mills County IA, Montgomery County IA, Fremont County IA, Page County IA, Douglas County NE, Sarpy County NE

Severity: Severe

Urgency: Expected

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

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

Sender: w-nws.webmaster@noaa.gov

Filter by Severity

Severe (6) Apply Severe filter
Moderate (4) Apply Moderate filter

Filter by urgency:

Expected (10) Apply Expected filter

View by Area

Richland County WI (1) Apply Richland County WI filter
(-) Remove US filter US
Vernon County WI (1) Apply Vernon County WI filter

Public Safety Alerts