198
WWUS73 KLSX 280545
NPWLSX
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE ST LOUIS MO
1245 AM CDT SAT MAR 28 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>075-084-085-099-281400-
/O.CON.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 SAINT CHARLES, SALEM, BOWLING GREEN, UNION,
PITTSFIELD, FARMINGTON, CHESTER, SULLIVAN, MEXICO, MOUNT STERLING,
CENTRALIA, BELLEVILLE, SPARTA, QUINCY, EDWARDSVILLE, LITCHFIELD,
FULTON, JEFFERSON CITY, HANNIBAL, CAHOKIA, VANDALIA, WASHINGTON,
ALTON, AND COLUMBIA
1245 AM CDT SAT MAR 28 2026
..FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING
* 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...UNTIL 9 AM CDT THIS MORNING.
* 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.
MOZ063-064-281400-
/O.CON.KLSX.FR.Y.0001.260328T0600Z-260328T1400Z/
SAINT LOUIS MO-SAINT LOUIS CITY MO-
INCLUDING THE CITIES OF SAINT LOUIS
1245 AM CDT SAT MAR 28 2026
..FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING
* WHAT...TEMPERATURES OF 32 TO 36 WILL RESULT IN FROST FORMATION.
* WHERE...SAINT LOUIS CITY MO AND SAINT LOUIS MO COUNTIES.
* WHEN...UNTIL 9 AM CDT THIS MORNING.
* 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.
BAH
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