348  
WWUS73 KLSX 170939  
NPWLSX  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE ST LOUIS MO  
439 AM CDT TUE JUN 17 2025  
 
ILZ064-065-069-070-074-079-100>102-MOZ065-072>075-084-085-099-171400-  
/O.NEW.KLSX.FG.Y.0007.250617T0939Z-250617T1400Z/  
BOND IL-FAYETTE IL-CLINTON IL-MARION IL-WASHINGTON IL-RANDOLPH IL-  
MADISON IL-SAINT CLAIR IL-MONROE IL-JEFFERSON MO-CRAWFORD MO-  
WASHINGTON MO-SAINT FRANCOIS MO-SAINTE GENEVIEVE MO-IRON MO-  
MADISON MO-REYNOLDS MO-  
INCLUDING THE CITIES OF ALTON, BELLEVILLE, CAHOKIA, VANDALIA,  
EDWARDSVILLE, CHESTER, SALEM, CENTRALIA, FARMINGTON, AND SPARTA  
439 AM CDT TUE JUN 17 2025  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT THIS MORNING
 
 
* WHAT...VISIBILITY AS LOW AS 1/4 MILE IN DENSE FOG.  
 
* WHERE...PORTIONS OF SOUTH CENTRAL AND SOUTHWEST ILLINOIS AND EAST  
CENTRAL AND SOUTHEAST MISSOURI.  
 
* WHEN...UNTIL 9 AM CDT THIS MORNING.  
 
* IMPACTS...LOW VISIBILITY COULD MAKE DRIVING CONDITIONS HAZARDOUS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF DRIVING, SLOW DOWN, USE YOUR HEADLIGHTS, AND LEAVE PLENTY OF  
DISTANCE AHEAD OF YOU.  
 

 
 

 
 
BRC  
 
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