094
WWUS53 KLSX 280041
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
741 PM CDT MON APR 27 2026
ILC119-133-163-280115-
/O.CON.KLSX.SV.W.0122.000000T0000Z-260428T0115Z/
MADISON IL-MONROE IL-SAINT CLAIR IL-
741 PM CDT MON APR 27 2026
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR
SOUTHEASTERN MADISON, NORTHERN MONROE AND SAINT CLAIR COUNTIES IN
SOUTHWESTERN ILLINOIS...
AT 741 PM CDT, SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE FROM
NEAR COLLINSVILLE TO OVER WATERLOO, MOVING EAST AT 35 MPH.
HAZARD...70 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT CONSIDERABLE
TREE DAMAGE. WIND DAMAGE IS ALSO LIKELY TO MOBILE HOMES,
ROOFS, AND OUTBUILDINGS.
LOCATIONS IMPACTED INCLUDE...
EAST ST. LOUIS, COLUMBIA, CENTREVILLE, EDWARDSVILLE, PONTOON BEACH,
COLLINSVILLE, GLEN CARBON, BELLEVILLE, FAIRVIEW HEIGHTS, MARYVILLE,
WATERLOO, TROY, SWANSEA, O'FALLON, SHILOH, FREEBURG, LEBANON,
MASCOUTAH AND HIGHLAND.
THIS INCLUDES THE FOLLOWING HIGHWAYS...
INTERSTATE 64 IN ILLINOIS BETWEEN EXITS 9 AND 27. INTERSTATE 55 IN
ILLINOIS NEAR EXIT 23. INTERSTATE 70 IN ILLINOIS BETWEEN EXITS 21 AND
30.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
ANYONE OUTDOORS SHOULD MOVE TO SHELTER INSIDE A WELL-BUILT STRUCTURE
AND STAY AWAY FROM WINDOWS. THESE STORMS ARE CAPABLE OF PRODUCING
WIDESPREAD DAMAGING WINDS AND LARGE HAIL.
TORNADOES CAN DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. SEEK SHELTER
IMMEDIATELY IN AN INTERIOR ROOM ON THE LOWEST FLOOR OF A WELL-BUILT
STRUCTURE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR A PORTION OF
SOUTHWEST ILLINOIS.
LAT...LON 3848 9021 3848 9020 3858 9010 3882 8999
3881 8960 3866 8960 3866 8971 3854 8971
3840 8970 3826 8990 3841 9032 3842 9030
TIME...MOT...LOC 0031Z 289DEG 30KT 3869 9004 3854 9013 3837 9027
TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
ELMORE
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