* WHAT...Heat index values up to 105. * WHERE...Portions of south central Indiana and north central and south central Kentucky. * WHEN...Until 8 PM EDT /7 PM CDT/ this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Recommended Action

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

Active until: 2026-09-18 00:00:00 UTC
Certainty: Likely
Area: Orange; Washington; Scott; Jefferson; Harrison; Floyd; Clark; Bullitt; Jefferson; Oldham; Trimble; Henry; Shelby; Spencer; Nelson; Washington; Marion; Taylor; Adair

Alert

Heat Advisory

Moderate Expected

Heat Advisory issued September 17 at 10:53AM CDT until September 20 at 7:00PM CDT by NWS Paducah KY

Alert Details

* WHAT...Heat index values up to 103-109 degrees can be expected. * WHERE...all of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...Until 7 PM CDT /8 PM EDT/ Sunday. * IMPACTS...Record to near record hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...The Heat Advisory has been extended thru Sunday for the entire Quad State Region. Although heat index values will only be near 100, the prolonged period of late season hot temperatures and high humidity will continue to elevate heat-related health impacts.

Recommended Action

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

Active until: 2026-09-21 00:00:00 UTC
Certainty: Likely
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; Fulton; Hickman; Carlisle; Ballard; McCracken; Graves; Livingston; Marshall; Calloway; Crittenden; Lyon; Trigg; Caldwell; Union; Webster; Hopkins; Christian; Henderson; Daviess; McLean; Muhlenberg; Todd; Perry; Bollinger; Cape Girardeau; Wayne; Carter; Ripley; Butler; Stoddard; Scott; Mississippi; New Madrid