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Arlington, IL Warnings, Watches and Advisories

NWS Active Alerts for IL - Map View

State: IL Total alerts: 4 Updated: Sep 15, 2026 2:08am CDT

Heat Advisory

Area
Bond; Clinton; Marion; Washington; Randolph; Madison; St. Clair; Monroe; Moniteau; Cole; Osage; Gasconade; Warren; St. Charles; Franklin; St. Louis; St. Louis City; Jefferson; Crawford; Washington; St. Francois; Ste. Genevieve; Iron; Madison; Reynolds
Heat Advisory issued September 15 at 1:44AM CDT until September 15 at 7:00PM CDT by NWS St Louis MO

* WHAT...Heat index values up to 109 expected. * WHERE...Portions of south central and southwest Illinois and central, east central, and southeast Missouri. * WHEN...From 11 AM this morning to 7 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Heat Advisory

Area
Jefferson; Wayne; Edwards; Wabash; Perry; Franklin; Hamilton; White; Jackson; Williamson; Saline; Gallatin; Union; Johnson; Pope; Hardin; Alexander; Pulaski; Massac; Gibson; Pike; Posey; Vanderburgh; Warrick; Spencer; Ballard; McCracken; Livingston; Marshall; Calloway; Crittenden; Lyon; Trigg; Caldwell; Union; Webster; Hopkins; Christian; Henderson; Daviess; McLean; Muhlenberg; Todd; Perry; Bollinger; Cape Girardeau; Wayne
Heat Advisory issued September 14 at 10:23PM CDT until September 16 at 7:00PM CDT by NWS Paducah KY

* WHAT...Daily peak heat index values around 105 degrees. * WHERE...Portions of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...From 11 AM CDT /noon EDT/ Tuesday to 7 PM CDT /8 PM EDT/ Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Beach Hazards Statement

Area
Lake; Northern Cook
Beach Hazards Statement issued September 14 at 9:22PM CDT until September 15 at 7:00AM CDT by NWS Chicago IL

* WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 5 to 8 feet expected. * WHERE...Lake IL and Northern Cook Counties. * WHEN...Until 7 AM CDT Tuesday. * IMPACTS...Swimming conditions will be life threatening, especially for inexperienced swimmers.

Beach Hazards Statement

Area
Central Cook
Beach Hazards Statement issued September 14 at 9:22PM CDT until September 15 at 7:00AM CDT by NWS Chicago IL

* WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 3 to 6 feet expected. * WHERE...Central Cook County. * WHEN...Until 7 AM CDT Tuesday. * IMPACTS...Swimming conditions will be life threatening, especially for inexperienced swimmers.

SAFETY and DATA MESSAGE

When a severe thunderstorm warning is issued, the storm may produce damaging winds, large hail, dangerous lightning, and heavy rain. In some cases, heavy rainfall produced by a severe storm can also lead to flash flooding. Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Arlington.

Use the Radar Maps link provided to understand the trajectory of a storm.

For more official information about severe storms and how to stay safe, visit the National Weather Service's Severe Thunderstorm Safety page. We encourage you to also monitor Excessive Rainfall Forecasts on their Weather Prediction Center website.

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Currently

Light Rain Shower 64°F
29.99 inHg.
Barometer
86%
Humidity
SSE 18 mph
Wind
Light Rain Shower

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