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

Illinois Severe Severe Thunderstorm Warning | Effective 07/27/2026 13:52

Severe Thunderstorm Warning issued July 27 at 3:52PM CDT until July 27 at 4:30PM CDT by NWS Chicago IL

Event: Severe Thunderstorm Warning

Desc: At 351 PM CDT, a severe thunderstorm was located over Channahon, moving southeast at 30 mph. HAZARD...Two inch hail and 70 mph wind gusts. SOURCE...Trained weather spotters. Two inch hail was reported in Minooka with this storm. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows,...

Areas: Grundy County IL, Kendall County IL, Will County IL

Severity: Severe

Urgency: Immediate

Effective: Monday, July 27, 2026 - 13:52

Expires: Monday, July 27, 2026 - 14:30

Sender: [email protected]

Illinois Severe Severe Thunderstorm Warning | Effective 07/27/2026 13:43

Severe Thunderstorm Warning issued July 27 at 3:43PM CDT until July 27 at 4:30PM CDT by NWS Chicago IL

Event: Severe Thunderstorm Warning

Desc: At 343 PM CDT, a large severe thunderstorm was located over Shorewood, or near Minooka, moving south at 25 mph. HAZARD...Golf ball size hail and 70 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect considerable tree...

Areas: Grundy County IL, Kendall County IL, Will County IL

Severity: Severe

Urgency: Immediate

Effective: Monday, July 27, 2026 - 13:43

Expires: Monday, July 27, 2026 - 14:30

Sender: [email protected]

Illinois Severe Flash Flood Warning | Effective 07/27/2026 13:36

Flash Flood Warning issued July 27 at 3:36PM CDT until July 27 at 6:45PM CDT by NWS Chicago IL

Event: Flash Flood Warning

Desc: FFWLOT The National Weather Service in Chicago has issued a * Flash Flood Warning for... Northeastern Kendall County in northeastern Illinois... Northwestern Will County in northeastern Illinois... * Until 645 PM CDT. * At 336 PM CDT, Doppler radar indicated thunderstorms producing rainfall rates of 1 to 3 inches per hour. Up...

Areas: Kendall County IL, Will County IL

Severity: Severe

Urgency: Immediate

Effective: Monday, July 27, 2026 - 13:36

Expires: Monday, July 27, 2026 - 16:45

Sender: [email protected]

Illinois Severe Severe Thunderstorm Warning | Effective 07/27/2026 13:26

Severe Thunderstorm Warning issued July 27 at 3:26PM CDT until July 27 at 4:30PM CDT by NWS Chicago IL

Event: Severe Thunderstorm Warning

Desc: SVRLOT The National Weather Service in Chicago has issued a * Severe Thunderstorm Warning for... Eastern Kendall County in northeastern Illinois... Western Will County in northeastern Illinois... Northeastern Grundy County in northeastern Illinois... * Until 430 PM CDT. * At 326 PM CDT, a severe thunderstorm was located near...

Areas: Grundy County IL, Kendall County IL, Will County IL

Severity: Severe

Urgency: Immediate

Effective: Monday, July 27, 2026 - 13:26

Expires: Monday, July 27, 2026 - 14:30

Sender: [email protected]

Illinois Severe Extreme Heat Warning | Effective 07/27/2026 07:33

Extreme Heat Warning issued July 27 at 9:33AM CDT until July 27 at 9:00PM CDT by NWS Chicago IL

Event: Extreme Heat Warning

Desc: * WHAT...Dangerously hot conditions with peak heat index values 110 to locally over 115 degrees expected. * WHERE...Iroquois, Boone, Eastern Will, Kane, Kankakee, Kendall, McHenry, Northern Will, and Southern Will Counties. * WHEN...Until 9 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during...

Areas: Boone County IL, McHenry County IL, Kane County IL, Kendall County IL, Kankakee County IL, Iroquois County IL, Will County IL

Severity: Severe

Urgency: Expected

Effective: Monday, July 27, 2026 - 07:33

Expires: Monday, July 27, 2026 - 17:45

Sender: [email protected]

Illinois, Indiana Moderate Heat Advisory | Effective 07/27/2026 06:03

Heat Advisory issued July 27 at 8:03AM CDT until July 27 at 9:00PM CDT by NWS Chicago IL

Event: Heat Advisory

Desc: * WHAT...Peak heat index values up to 100 to 110 degrees expected. * WHERE...In Illinois, Boone, Kane, Kendall, and McHenry Counties. In Indiana, Benton, Jasper, Lake IN, and Newton Counties. * WHEN...Until 9 PM CDT /10 PM EDT/ this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Areas: Boone County IL, McHenry County IL, Kane County IL, Kendall County IL, Lake County IN, Newton County IN, Jasper County IN, Benton County IN

Severity: Moderate

Urgency: Expected

Effective: Monday, July 27, 2026 - 06:03

Expires: Monday, July 27, 2026 - 16:15

Sender: [email protected]

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Public Safety Alerts