134
WUUS53 KLSX 172026
SVRLSX
ILC013-083-119-MOC183-189-172115-
/O.NEW.KLSX.SV.W.0055.260417T2026Z-260417T2115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
326 PM CDT FRI APR 17 2026
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN CALHOUN COUNTY IN SOUTHWESTERN ILLINOIS...
SOUTHERN JERSEY COUNTY IN SOUTHWESTERN ILLINOIS...
NORTHWESTERN MADISON COUNTY IN SOUTHWESTERN ILLINOIS...
CENTRAL SAINT CHARLES COUNTY IN EAST CENTRAL MISSOURI...
NORTHWESTERN SAINT LOUIS COUNTY IN EAST CENTRAL MISSOURI...
* UNTIL 415 PM CDT.
* AT 326 PM CDT, A SEVERE THUNDERSTORM WAS LOCATED OVER WELDON
SPRING, MOVING NORTHEAST AT 40 MPH.
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
ROOFS, SIDING, AND TREES.
* LOCATIONS IMPACTED INCLUDE...
WILDWOOD, ELLISVILLE, CHESTERFIELD, O'FALLON, DARDENNE PRAIRIE,
LAKE ST. LOUIS, ST. PETERS, MARYLAND HEIGHTS, ST. ANN, ST. CHARLES,
BRIDGETON, HAZELWOOD, BERKELEY, FLORISSANT, BLACK JACK, ALTON AND
GODFREY.
THIS INCLUDES THE FOLLOWING STATE PARKS...
BABLER MEMORIAL STATE PARK, FIRST MISSOURI STATE CAPITOL HISTORIC
SITE AND PERE MARQUETTE STATE PARK.
THIS INCLUDES INTERSTATE 70 IN MISSOURI BETWEEN EXITS 216 AND 231.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE AND STAY AWAY FROM
WINDOWS. THIS STORM IS CAPABLE OF PRODUCING DAMAGING WINDS AND LARGE
HAIL.
LAT...LON 3864 9074 3870 9084 3892 9069 3892 9068
3893 9069 3893 9067 3895 9067 3914 9054
3893 9006 3857 9064 3863 9073 3864 9073
TIME...MOT...LOC 2026Z 210DEG 35KT 3869 9066
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
ELMORE
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