787
WWUS53 KLSX 272358
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
658 PM CDT MON APR 27 2026
ILC013-083-280008-
/O.CAN.KLSX.SV.W.0118.000000T0000Z-260428T0015Z/
CALHOUN IL-JERSEY IL-
658 PM CDT MON APR 27 2026
...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR EASTERN CALHOUN AND
JERSEY COUNTIES...
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
SOUTHWEST ILLINOIS.
LAT...LON 3879 9043 3893 9033 3892 9031 3892 9028
3898 9027 3900 9024 3900 9014 3901 9015
3905 9015 3922 8995 3934 8974 3952 8953
3935 8953 3935 8914 3922 8914 3922 8881
3917 8881 3889 8941 3881 9020
TIME...MOT...LOC 2343Z 269DEG 54KT 3950 8936 3921 8952 3905 8983 3887
9017
ILC005-051-117-119-135-MOC183-189-280015-
/O.CON.KLSX.SV.W.0118.000000T0000Z-260428T0015Z/
BOND IL-FAYETTE IL-MACOUPIN IL-MADISON IL-MONTGOMERY IL-SAINT
CHARLES MO-SAINT LOUIS MO-
658 PM CDT MON APR 27 2026
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR
NORTHERN BOND, NORTHWESTERN FAYETTE AND MONTGOMERY COUNTIES IN SOUTH
CENTRAL ILLINOIS, SOUTHERN MACOUPIN AND NORTHERN MADISON COUNTIES IN
SOUTHWESTERN ILLINOIS AND NORTHEASTERN SAINT CHARLES AND NORTHEASTERN
SAINT LOUIS COUNTIES IN EAST CENTRAL MISSOURI...
AT 658 PM CDT, SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE FROM 11
MILES NORTHWEST OF NOKOMIS TO OVER SPANISH LAKE, MOVING EAST AT 40
MPH.
HAZARD...PING PONG BALL SIZE HAIL AND 60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED.
IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL
DAMAGE TO ROOFS, SIDING, WINDOWS, AND VEHICLES. EXPECT WIND
DAMAGE TO ROOFS, SIDING, AND TREES.
LOCATIONS IMPACTED INCLUDE...
GODFREY, BRIGHTON, HAZELWOOD, GILLESPIE, BUNKER HILL, ALTON,
FLORISSANT, LITCHFIELD, EAST ALTON, BETHALTO, BLACK JACK, MOUNT
OLIVE, WOOD RIVER, STAUNTON, HILLSBORO, SOUTH ROXANA, NOKOMIS AND
GREENVILLE.
THIS INCLUDES THE FOLLOWING STATE PARKS...
CONFLUENCE STATE PARK, RAMSEY LAKE STATE PARK AND LAKE LOU YAEGER.
THIS INCLUDES INTERSTATE 55 IN ILLINOIS BETWEEN EXITS 30 AND 63.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE AND STAY AWAY FROM
WINDOWS. THESE STORMS ARE CAPABLE OF PRODUCING 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 PORTIONS OF
ILLINOIS AND EAST CENTRAL MISSOURI.
LAT...LON 3879 9043 3893 9033 3892 9031 3892 9028
3898 9027 3900 9024 3900 9014 3901 9015
3905 9015 3922 8995 3934 8974 3952 8953
3935 8953 3935 8914 3922 8914 3922 8881
3917 8881 3889 8941 3881 9020
TIME...MOT...LOC 2343Z 276DEG 35KT 3946 8956 3918 8973 3901 9004 3883
9038
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
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