URGENT - WEATHER MESSAGE National Weather Service Lincoln IL 252 AM CDT Mon Jun 29 2026 ILZ027>031-036>038-040>057-061>063-066>068-071>073-292100- /O.CON.KILX.HT.Y.0002.260629T1600Z-260703T0500Z/ Knox-Stark-Peoria-Marshall-Woodford-Fulton-Tazewell-McLean- Schuyler-Mason-Logan-De Witt-Piatt-Champaign-Vermilion-Cass- Menard-Scott-Morgan-Sangamon-Christian-Macon-Moultrie-Douglas- Coles-Edgar-Shelby-Cumberland-Clark-Effingham-Jasper-Crawford- Clay-Richland-Lawrence- Including the cities of Flora, Lincoln, Eureka, Peoria, Normal, Decatur, Robinson, Pekin, Sullivan, Havana, Beardstown, Clinton, Danville, Bloomington, Marshall, Newton, Springfield, Paris, Greenup, Tuscola, Mattoon, Urbana, Champaign, Petersburg, Winchester, Lawrenceville, Charleston, Jacksonville, Monticello, Olney, Rushville, Canton, Taylorville, Toulon, Effingham, Shelbyville, Galesburg, and Lacon 252 AM CDT Mon Jun 29 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO MIDNIGHT CDT THURSDAY NIGHT... * WHAT...Heat index values 105 to 110 expected. * WHERE...All of central and southeast Illinois. * WHEN...From 11 AM this morning to midnight CDT Thursday Night. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.
