# HEADLINE
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HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO MIDNIGHT CDT THURSDAY NIGHT
# DETAILS
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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.
ISSUED AT
Monday, June 29, 2026 at 2:52 AM CDT
ISSUED BY
National Weather Service Lincoln IL
HEADER
URGENT - WEATHER MESSAGE
# PRECAUTIONARY/PREPAREDNESS ACTIONS
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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.
# AREAS AFFECTED
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Clay, Coles, Menard, Schuyler, Cass, Champaign, Christian, Clark, Crawford, Cumberland, De Witt, Douglas, Edgar, Effingham, Fulton, Jasper, Knox, Lawrence, Logan, Macon, Marshall, Mason, McLean, Morgan, Moultrie, Peoria, Piatt, Richland, Sangamon, Scott, Shelby, Stark, Tazewell, Vermilion, Woodford
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