TORNADO WATCH 193 REMAINS IN EFFECT UNTIL 100 AM CDT FOR THE 
FOLLOWING LOCATIONS

MOC055-071-099-183-189-221-510-210600-
/O.CON.KWNS.TO.A.0193.000000T0000Z-130521T0600Z/



MO 
.    MISSOURI COUNTIES INCLUDED ARE

CRAWFORD             FRANKLIN            JEFFERSON           
ST. CHARLES          ST. LOUIS           WASHINGTON          




MISSOURI INDEPENDENT CITIES INCLUDED ARE

ST. LOUIS CITY

ILC013-MOC071-099-183-189-210315-
/O.CON.KLSX.SV.W.0068.000000T0000Z-130521T0315Z/
CALHOUN IL-FRANKLIN MO-JEFFERSON MO-ST. CHARLES MO-ST. LOUIS MO-
950 PM CDT MON MAY 20 2013



...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR ST. LOUIS...
ST. CHARLES...NORTHERN JEFFERSON...NORTHEASTERN FRANKLIN AND SOUTHERN
CALHOUN COUNTIES UNTIL 1015 PM CDT...

AT 945 PM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED ALONG A
LINE EXTENDING FROM ST. PAUL TO VILLA RIDGE...AND MOVING EAST AT 55
MPH.

HAZARD...70 MPH WIND GUSTS.

SOURCE...THE ASOS AT SMARTT FIELD IN ST. CHARLES REPORTED A WIND     
GUST OF 70 MPH AT 947 PM CDT. 

IMPACT...EXPECT CONSIDERABLE TREE DAMAGE. DAMAGE IS LIKELY TO MOBILE
HOMES...ROOFS AND OUTBUILDINGS.

LOCATIONS IMPACTED INCLUDE...
COTTLEVILLE...WELDON SPRING...WILDWOOD...ST. PETERS...EUREKA...
CLARKSON VALLEY...CHESTERFIELD...ELLISVILLE...ST. CHARLES...
BALLWIN...BYRNES MILL...MANCHESTER...MARYLAND HEIGHTS...HIGH RIDGE...
TOWN AND COUNTRY...VALLEY PARK...BRIDGETON...MURPHY...CREVE COEUR AND
DES PERES.

THIS WARNING INCLUDES BABLER MEMORIAL STATE PARK...CASTLEWOOD STATE
PARK...FIRST MISSOURI STATE CAPITOL HISTORIC SITE...ROBERTSVILLE
STATE PARK AND ROUTE 66 STATE PARK.

THIS WARNING ALSO INCLUDES...
INTERSTATE 70 IN MISSOURI FROM EXIT 208 TO EXIT 231.
INTERSTATE 44 FROM EXIT 242 TO EXIT 277.
INTERSTATE 55 IN MISSOURI FROM EXIT 190 TO EXIT 191.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT
IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE
TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT
OR SMALL INTERIOR ROOM.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3837 9099 3855 9099 3855 9097 3889 9095
3889 9086 3888 9082 3891 9080 3894 9041
3894 9035 3893 9033 3840 9033
TIME...MOT...LOC 0249Z 257DEG 50KT 3887 9068 3842 9080

HAIL...<.75IN
WIND...70MPH

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
NORTHERN FRANKLIN COUNTY IN EAST CENTRAL MISSOURI...
NORTHERN ST. LOUIS COUNTY IN EAST CENTRAL MISSOURI...
SOUTHERN WARREN COUNTY IN EAST CENTRAL MISSOURI...
ST. CHARLES COUNTY IN EAST CENTRAL MISSOURI...

* UNTIL 330 AM CDT TUESDAY

* AT 918 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL MOVING ACROSS THE 
WARNED AREA. UP TO TWO INCHES OF RAIN HAS FALLEN SO FAR. ANOTHER
ROUND OF STORMS WILL MOVE THROUGH IN THE NEXT COUPLE OF HOURS...
WITH AN ADDITIONAL INCH OF RAINFALL POSSIBLE.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
BALLWIN...BEL-RIDGE...BERKELEY...BLACK JACK...BRIDGETON...
CHESTERFIELD...CLARKSON VALLEY...COOL VALLEY...COTTLEVILLE...CREVE
COEUR...DARDENNE PRAIRIE...DELLWOOD...ELLISVILLE...FERGUSON...
FLORISSANT...GRAY SUMMIT...HAZELWOOD...KINLOCH...LAKE ST. LOUIS...
LAMBERT FIELD...MARYLAND HEIGHTS...NEW HAVEN...O'FALLON...
OVERLAND...SPANISH LAKE...ST. ANN...ST. CHARLES...ST. JOHN...ST.
PAUL AND ST. PETERS.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. DO
NOT ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND TO
ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN
WATER BEGINS RISING.

&&

LAT...LON 3848 9076 3832 9136 3870 9137 3888 9095
3889 9063 3887 9057 3896 9042 3883 9011

MOC183-189-210730-
/O.NEW.KLSX.FA.Y.0015.130521T0141Z-130521T0730Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ST. CHARLES MO-ST. LOUIS MO-
841 PM CDT MON MAY 20 2013



THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED AN

* URBAN AND SMALL STREAM FLOOD ADVISORY FOR...
NORTHERN ST. LOUIS COUNTY IN EAST CENTRAL MISSOURI...
ST. CHARLES COUNTY IN EAST CENTRAL MISSOURI...

* UNTIL 230 AM CDT

* AT 837 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH HEAVY RAINFALL ACROSS THE ADVISORY AREA. DOPPLER
RADAR ESTIMATED BETWEEN ONE AND TWO INCHES OF RAIN IN THE PAST 
HOUR.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE MINOR FLOODING TO
OCCUR...ESPECIALLY ALONG SMALL STREAMS AND NEAR LOW WATER
CROSSINGS. SOME LOCATIONS THAT WILL EXPERIENCE MINOR FLOODING
INCLUDE...BALLWIN...BEL-RIDGE...BERKELEY...BLACK JACK...
BRIDGETON...CHESTERFIELD...CLARKSON VALLEY...COOL VALLEY...
COTTLEVILLE...CREVE COEUR...DARDENNE PRAIRIE...DELLWOOD...
ELLISVILLE...FERGUSON...FLORISSANT...HAZELWOOD...KINLOCH...LAKE ST.
LOUIS...LAMBERT FIELD...MARYLAND HEIGHTS...O'FALLON...OVERLAND...
SPANISH LAKE...ST. ANN...ST. CHARLES...ST. JOHN...ST. PAUL...ST.
PETERS...WELDON SPRING AND WENTZVILLE.

AT 825 PM...ST. CHARLES EMERGENCY MANAGEMENT REPORTED UP TO 4 INCHES 
OF STANDING WATER ON I-70 WESTBOUND WEST OF THE BLANCHETTE BRIDGE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN URBAN AND SMALL STREAM FLOOD ADVISORY MEANS RIVER OR STREAM FLOWS
ARE ELEVATED OR PONDING OF WATER IN URBAN OR OTHER AREAS IS OCCURRING
OR IS IMMINENT.

&&

LAT...LON 3882 9011 3850 9072 3852 9074 3863 9073
3860 9077 3859 9079 3882 9095 3888 9061
3887 9057 3888 9054 3890 9052 3892 9039