021
WWUS53 KLSX 271804
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
104 PM CDT MON APR 27 2026
MOC189-510-271814-
/O.CAN.KLSX.TO.W.0033.000000T0000Z-260427T1815Z/
SAINT LOUIS MO-SAINT LOUIS CITY MO-
104 PM CDT MON APR 27 2026
...TORNADO WARNING IS CANCELLED FOR NORTHEASTERN SAINT LOUIS COUNTY
AND THE NORTHEASTERN SAINT LOUIS CITY...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE, THE WARNING HAS BEEN CANCELLED. HOWEVER, GUSTY WINDS ARE
STILL POSSIBLE WITH THIS THUNDERSTORM.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT MONDAY FOR A
PORTION OF EAST CENTRAL MISSOURI.
LAT...LON 3884 9011 3889 8993 3866 8983 3866 9018
3868 9019 3870 9021 3873 9021 3874 9019
3875 9018 3876 9018 3877 9017 3880 9012
3881 9012
TIME...MOT...LOC 1759Z 261DEG 31KT 3872 9011
ILC119-271815-
/O.CON.KLSX.TO.W.0033.000000T0000Z-260427T1815Z/
MADISON IL-
104 PM CDT MON APR 27 2026
...TORNADO WARNING REMAINS IN EFFECT UNTIL 115 PM CDT FOR
SOUTHWESTERN MADISON COUNTY IN SOUTHWESTERN ILLINOIS...
AT 104 PM CDT, A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER GRANITE CITY, MOVING EAST AT 25 MPH.
HAZARD...TORNADO.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
TO ROOFS, WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
LIKELY.
THIS TORNADO WILL BE NEAR...
GRANITE CITY, MADISON, ST. LOUIS, VENICE AND BROOKLYN AROUND 105 PM
CDT.
PONTOON BEACH, EDWARDSVILLE, HARTFORD, SOUTH ROXANA, GLEN CARBON,
WEST ALTON, FAIRMONT CITY, ROXANA, MARYVILLE AND COLLINSVILLE
AROUND 110 PM CDT.
OTHER LOCATIONS IMPACTED BY THE TORNADO INCLUDE MITCHELL AND POAG.
THIS INCLUDES THE FOLLOWING STATE PARKS...
HORSESHOE LAKE STATE PARK.
THIS INCLUDES INTERSTATE 55 IN ILLINOIS NEAR EXIT 23.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A WELL-BUILT BUILDING
AWAY FROM WINDOWS. IF YOU ARE OUTDOORS, IN A MOBILE HOME, OR IN A
VEHICLE, MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF
FROM FLYING DEBRIS.
LAT...LON 3884 9011 3889 8993 3866 8983 3866 9018
3868 9019 3870 9021 3873 9021 3874 9019
3875 9018 3876 9018 3877 9017 3880 9012
3881 9012
TIME...MOT...LOC 1759Z 257DEG 19KT 3873 9018
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN
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