716
WWUS53 KLSX 280031
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
731 PM CDT MON APR 27 2026
MOC510-280041-
/O.CAN.KLSX.SV.W.0122.000000T0000Z-260428T0115Z/
SAINT LOUIS CITY MO-
731 PM CDT MON APR 27 2026
...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR THE SAINT LOUIS
CITY...
THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA.
THEREFORE, THE WARNING HAS BEEN CANCELLED.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR A PORTION OF
EAST CENTRAL MISSOURI.
LAT...LON 3853 9026 3861 9018 3867 9018 3870 9021
3873 9021 3877 9017 3880 9012 3882 9011
3881 8960 3866 8960 3866 8971 3840 8970
3826 8990 3841 9032 3844 9029
TIME...MOT...LOC 0012Z 289DEG 30KT 3874 9024 3859 9033 3842 9046
ILC119-133-163-280115-
/O.CON.KLSX.SV.W.0122.000000T0000Z-260428T0115Z/
MADISON IL-MONROE IL-SAINT CLAIR IL-
731 PM CDT MON APR 27 2026
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR
SOUTHERN MADISON, NORTHERN MONROE AND SAINT CLAIR COUNTIES IN
SOUTHWESTERN ILLINOIS...
AT 731 PM CDT, SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE FROM
OVER COLLINSVILLE TO OVER FOUNTAIN, OR ALONG A LINE FROM OVER
COLLINSVILLE TO 6 MILES WEST OF WATERLOO, MOVING EAST AT 35 MPH.
HAZARD...70 MPH WIND GUSTS AND QUARTER 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...
GRANITE CITY, CAHOKIA, EAST ST. LOUIS, COLUMBIA, CENTREVILLE,
EDWARDSVILLE, PONTOON BEACH, COLLINSVILLE, GLEN CARBON, BELLEVILLE,
FAIRVIEW HEIGHTS, MARYVILLE, WATERLOO, TROY, SWANSEA, O'FALLON,
SHILOH, MASCOUTAH AND HIGHLAND.
THIS INCLUDES THE FOLLOWING STATE PARKS...
HORSESHOE LAKE STATE PARK.
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 3853 9026 3861 9018 3867 9018 3870 9021
3873 9021 3877 9017 3880 9012 3882 9011
3881 8960 3866 8960 3866 8971 3840 8970
3826 8990 3841 9032 3844 9029
TIME...MOT...LOC 0012Z 289DEG 30KT 3874 9024 3859 9033 3842 9046
TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
JAJA
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