892  
WWUS73 KILX 180758  
NPWILX  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE LINCOLN IL  
258 AM CDT MON AUG 18 2025  
 
ILZ027>031-037-038-043>046-055-057-190100-  
/O.EXA.KILX.HT.Y.0007.000000T0000Z-250819T0100Z/  
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-TAZEWELL-MCLEAN-DE WITT-PIATT-  
CHAMPAIGN-VERMILION-DOUGLAS-EDGAR-  
INCLUDING THE CITIES OF CLINTON, LACON, NORMAL, PARIS, EUREKA,  
GALESBURG, BLOOMINGTON, MONTICELLO, DANVILLE, TOULON, PEKIN,  
PEORIA, URBANA, CHAMPAIGN, AND TUSCOLA  
258 AM CDT MON AUG 18 2025  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
 
* WHAT...PEAK AFTERNOON HEAT INDEX VALUES OF 100 TO 105 DEGREES.  
 
* WHERE...PORTIONS OF CENTRAL, EAST CENTRAL, AND WEST CENTRAL  
ILLINOIS.  
 
* WHEN...UNTIL 8 PM CDT THIS EVENING.  
 
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT  
ILLNESSES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
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.  
 
IF YOU DO NOT HAVE AIR CONDITIONING IN YOUR HOME OR LACK SHELTER,  
YOU CAN CALL 211 OR VISIT KEEPCOOL.ILLINOIS.GOV FOR ASSISTANCE  
LOCATING APPROPRIATE SHELTER FROM THE HEAT.  
 
 
 
 
 
ILZ036-040>042-047>054-056-061>063-066>068-071>073-190100-  
/O.CON.KILX.HT.Y.0007.000000T0000Z-250819T0100Z/  
FULTON-SCHUYLER-MASON-LOGAN-CASS-MENARD-SCOTT-MORGAN-SANGAMON-  
CHRISTIAN-MACON-MOULTRIE-COLES-SHELBY-CUMBERLAND-CLARK-EFFINGHAM-  
JASPER-CRAWFORD-CLAY-RICHLAND-LAWRENCE-  
INCLUDING THE CITIES OF JACKSONVILLE, BEARDSTOWN, RUSHVILLE,  
PETERSBURG, OLNEY, SHELBYVILLE, FLORA, SULLIVAN, CANTON, DECATUR,  
ROBINSON, LINCOLN, WINCHESTER, GREENUP, MATTOON, NEWTON,  
SPRINGFIELD, HAVANA, EFFINGHAM, CHARLESTON, MARSHALL,  
TAYLORVILLE, AND LAWRENCEVILLE  
258 AM CDT MON AUG 18 2025  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING  
 
* WHAT...PEAK AFTERNOON HEAT INDEX VALUES 100 TO 105 DEGREES.  
 
* WHERE...PORTIONS OF CENTRAL, EAST CENTRAL, SOUTHEAST, AND WEST  
CENTRAL ILLINOIS.  
 
* WHEN...UNTIL 8 PM CDT THIS EVENING.  
 
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT  
ILLNESSES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
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.  
 
IF YOU DO NOT HAVE AIR CONDITIONING IN YOUR HOME OR LACK SHELTER,  
YOU CAN CALL 211 OR VISIT KEEPCOOL.ILLINOIS.GOV FOR ASSISTANCE  
LOCATING APPROPRIATE SHELTER FROM THE HEAT.  
 
 
 
 
 
ERWIN  
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