160  
WWUS73 KLSX 271640  
NPWLSX  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE ST LOUIS MO  
1140 AM CDT FRI MAR 27 2026  
 
ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027-  
034>036-041-042-047>052-059>062-065-072>075-084-085-099-280745-  
/O.NEW.KLSX.FZ.W.0001.260328T0600Z-260328T1400Z/  
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-  
MARION IL-WASHINGTON IL-RANDOLPH IL-ADAMS IL-BROWN IL-PIKE IL-  
CALHOUN IL-JERSEY IL-MADISON IL-SAINT CLAIR IL-MONROE IL-KNOX MO-  
LEWIS MO-SHELBY MO-MARION MO-MONROE MO-RALLS MO-PIKE MO-BOONE MO-  
AUDRAIN MO-MONITEAU MO-COLE MO-OSAGE MO-CALLAWAY MO-MONTGOMERY MO-  
LINCOLN MO-GASCONADE MO-WARREN MO-SAINT CHARLES MO-FRANKLIN MO-  
JEFFERSON MO-CRAWFORD MO-WASHINGTON MO-SAINT FRANCOIS MO-SAINTE  
GENEVIEVE MO-IRON MO-MADISON MO-REYNOLDS MO-  
INCLUDING THE CITIES OF HANNIBAL, MEXICO, SAINT CHARLES, FARMINGTON,  
QUINCY, SULLIVAN, COLUMBIA, CAHOKIA, PITTSFIELD, CHESTER, SALEM,  
LITCHFIELD, BELLEVILLE, VANDALIA, SPARTA, JEFFERSON CITY, CENTRALIA,  
ALTON, FULTON, MOUNT STERLING, EDWARDSVILLE, WASHINGTON, UNION, AND  
BOWLING GREEN  
1140 AM CDT FRI MAR 27 2026  
   
..FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT SATURDAY  
 
* WHAT...SUB-FREEZING TEMPERATURES OF 25 TO 32 EXPECTED.  
 
* WHERE...PORTIONS OF SOUTH CENTRAL, SOUTHWEST, AND WEST CENTRAL  
ILLINOIS AND CENTRAL, EAST CENTRAL, NORTHEAST, AND SOUTHEAST  
MISSOURI.  
 
* WHEN...FROM 1 AM TO 9 AM CDT SATURDAY.  
 
* IMPACTS...FROST AND FREEZE CONDITIONS COULD KILL CROPS, OTHER  
SENSITIVE VEGETATION AND POSSIBLY DAMAGE UNPROTECTED OUTDOOR  
PLUMBING.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.  
 
 
 
 
 
MOZ063-064-280745-  
/O.NEW.KLSX.FR.Y.0001.260328T0600Z-260328T1400Z/  
SAINT LOUIS MO-SAINT LOUIS CITY MO-  
INCLUDING THE CITIES OF SAINT LOUIS  
1140 AM CDT FRI MAR 27 2026  
   
..FROST ADVISORY IN EFFECT FROM 1 AM TO 9 AM CDT SATURDAY  
 
* WHAT...TEMPERATURES OF 32 TO 36 WILL RESULT IN FROST FORMATION.  
 
* WHERE...SAINT LOUIS CITY MO AND SAINT LOUIS MO COUNTIES.  
 
* WHEN...FROM 1 AM TO 9 AM CDT SATURDAY.  
 
* IMPACTS...FROST COULD HARM SENSITIVE OUTDOOR VEGETATION. SENSITIVE  
OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TAKE STEPS NOW TO PROTECT TENDER PLANTS FROM THE COLD.  
 
 
 
 
 
BRC  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab MO Page
The Nexlab IL Page
Main Text Page