Alert archive / Missouri / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 101, NWS St. Louis, MO

May 31, 2013Calhoun County, Jersey County, Madison County, Illinois; 6 counties in Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at May 31, 2013, 7:30 PM CDT for Calhoun County, Jersey County, Madison County, Illinois; 6 counties in Missouri. It was in force for 45 min. 38 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: May 31, 2013, 7:30 PM CDT (00:30 UTC)
Expired: May 31, 2013, 8:15 PM CDT
In force: 45 min
Issued by: NWS St. Louis, MO
Area: Storm-based polygon
Tornado: Possible
Hail: 1.0 in
Wind: 60.0 mph

Counties Calhoun County, IL, Jersey County, IL, Madison County, IL, Franklin County, MO, Jefferson County, MO, Lincoln County, MO, Saint Charles County, MO, Saint Louis County, MO, Warren County, MO

The radar

The St Louis radar (KLSX), 38 km from the middle of the area, began a volume at 00:31 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

Time	Report	Where	Remark
May 31, 7:38 PM CDT	TSTM WND DMG	Marthasville, MO	TREES DOWN
May 31, 7:40 PM CDT	FUNNEL CLOUD	1 Sw Wentzville, MO
May 31, 7:40 PM CDT	HAIL 0.25	7 Sse New Haven, MO
May 31, 7:42 PM CDT	FUNNEL CLOUD	St. Clair, MO	FUNNEL CLOUD TWO THIRDS THE WAY DOWN 1 WEST OF ST. CLAIR MISSOURI
May 31, 7:49 PM CDT	HAIL 1.5	Washington, MO	1.0 TO 1.5 INCH DIAMETER HAIL ON THE EAST SIDE OF WASHINGTON.
May 31, 7:50 PM CDT	TSTM WND DMG	5 S New Melle, MO	TREES BLOWN DOWN....CAR DAMAGED DUE TO TREE FALLING ON IT AT THE DANIEL BOONE HOME
May 31, 7:50 PM CDT	TSTM WND DMG	Harvester, MO	MANY 8 INCH PLUS LIMBS DOWN...GARAGE DOOR BLOWN IN...POWER LINES DOWN OVER CAULKS HILL RD
May 31, 7:55 PM CDT	TORNADO	1 Sw Weldon Spring, MO	TORNADO APPEARS TO DAMAGE STRUCTURE IN THE MISSOURI RESEARCH PARK.
May 31, 7:58 PM CDT	TSTM WND GST 62	3 W Chesterfield, MO
May 31, 8:00 PM CDT	TSTM WND DMG	Harvester, MO	TREES BLOWN DOWN ALONG WITH SHINGLES AND SIDING
May 31, 8:00 PM CDT	TSTM WND GST 62	Weldon Spring, MO
May 31, 8:01 PM CDT	TORNADO	Weldon Spring, MO	HOMES DAMAGED AT THE WHITMORE COUNTRY CLUB GOLF COURSE AND SUBDIVSION...AT LEAST ONE HOME LOST A PART OF ITS ROOF
May 31, 8:02 PM CDT	TORNADO	1 Sw Harvester, MO	TREE DAMAGE IN THE REDDINGTON OAKS SUBDIVISION. SIX INCH DIAMETER TREE SNAPPED CLEANLY 2 FEET ABOVE THE GROUND. CAMPER LIFTED OVER PARKED CAR AND PUSHED INTO A HOUSE. PASSENGER CAR PUSHED EIGHT FEET INTO A FRONT YARD.
May 31, 8:05 PM CDT	TSTM WND DMG	Harvester, MO	18-INCH DIAMETER BRADFORD PEAR DOWN WITH UP TO 6 DIAMETER OAK BRACHES DOWN NEAR 364 AND JUNG STATION ROAD.
May 31, 8:05 PM CDT	TORNADO	2 S Harvester, MO	TORNADO PASSED THROUGH 1.5 MILES WEST OF THE INTERSECTION OF TOWERS ROAD AND CAUKSHIILL ROAD.. THERE ARE NUMEROUS TREES DOWN ROOF DAMAGE TO SEVERAL HOMES IN THIS AREA.
May 31, 8:05 PM CDT	TORNADO	Harvester, MO	DAMAGE TO FIRE STATION ON JUNG STATION ROAD SOUTH OF HIGHWAY 94...1 UNJURY POSSIBLE...MANY TREES BLOWN DOWN.
May 31, 8:05 PM CDT	TORNADO	Maryland Heights, MO	ROOF REMOVED AT HOLLYWOOD CASINO
May 31, 8:08 PM CDT	TSTM WND DMG	3 Sw St. Charles, MO	ON UPPER BOTTOM COURT OFF UPPER BOTTOM DRIVE NEAR THE 364 BRIDGE SW OF ST. CHARLES...THERE WERE LARGE TREE LIMBS DOWN WITH ONE LIMB DAMAGING A CAR PORT.
May 31, 8:08 PM CDT	TSTM WND DMG	Harvester, MO	LARGE TREE LIMBS BLOWN DOWN
May 31, 8:10 PM CDT	TSTM WND DMG	House Springs, MO	ROOF DAMAGE REPORTED...POSSIBLE TORNADO
May 31, 8:10 PM CDT	TSTM WND DMG	St. Charles, MO	TREE LIMBS BROKEN AND BLOWN DOWN...DAMAGE TO GARAGE DOOR AND SIDING
May 31, 8:10 PM CDT	TSTM WND GST 65	Chesterfield, MO
May 31, 8:10 PM CDT	TORNADO	Bridgeton, MO	3-4 OUT BUILDINGS AT LAMBERT FIELD DESTROYED
May 31, 8:10 PM CDT	TORNADO	Maryland Heights, MO	UNCPECIFIED DAMAGE TO THE HOLLYWOOD CASINO
May 31, 8:11 PM CDT	TSTM WND GST 50	St. Charles, MO	VERY HEAVY RAIN AND 50 MPH WINDS AT I-70 AND 5TH STREET IN ST. CHARLES.
May 31, 8:14 PM CDT	TSTM WND DMG	Overland, MO	34 INCH TREE DOWN
May 31, 8:14 PM CDT	TSTM WND DMG	St. Ann, MO	LARGE TREE LIMBS 8 TO 10 INCHES IN DIAMETER SNAPPED OUT OF TREES...NEAR ST CHARLES ROCK ROAD AND GERALDINE
May 31, 8:15 PM CDT	TSTM WND DMG	Bridgeton, MO	18 WHEELER REPORTED TO BE ON ITS SIDE...AT ST CHARLES ROCK ROAD AND HWY 270. TIME ESTIMATED FROM RADAR.
May 31, 8:15 PM CDT	TSTM WND DMG	St. Ann, MO	NUMEROUS 8-10 INCH DIAMETER TREE LIMBS BLOWN DOWN
May 31, 8:15 PM CDT	TORNADO	Bridgeton, MO	3 FOOT DIAMETER TREE SNAPPED....LOTS OF 10 INCH DIAMETER LIMBS DOWN...AND MULTIPLE STREET SIGNS DOWN NEAR ST CHARLES ROCK ROAD AND HWY 270. TIME ESTIMATED FROM RADAR.
May 31, 8:17 PM CDT	FUNNEL CLOUD	Des Peres, MO	ROTATING FUNNEL CLOUD OVER HIGHWAY 270 AND DAUGHERTY FERRY ROAD
May 31, 8:17 PM CDT	TSTM WND DMG	Bridgeton, MO	POWER LINES DOWNED AT 170 AND AIRPORT ROAD
May 31, 8:19 PM CDT	FUNNEL CLOUD	Florissant, MO	ROTATING FUNNEL IN THE BARRINGTON DOWNS SUBDIVISION OF FLORISSANT. WINDS HAVE BECOME RATHER STRONG.
May 31, 8:20 PM CDT	TSTM WND DMG	Florissant, MO	NUMEROUS 8 TO 10 INCH DIAMETER TREE LIMBS DOWN...POWER LINES DOWN...NEAR CHAMBERS AND ELIZABETH ROADS
May 31, 8:20 PM CDT	TSTM WND GST 60	Florissant, MO	PEA-SIZED HAIL AND 45-60 MPH WINDS.
May 31, 8:22 PM CDT	HAIL 1	Maryland Heights, MO
May 31, 8:23 PM CDT	TSTM WND DMG	Ferguson, MO	3 INCH DIAMETER TREE LIMBS DOWN
May 31, 8:25 PM CDT	HAIL 1	Florissant, MO	30-40 MPH WINDS WITH QUARTER-SIZED HAIL.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 31, 5:45 PM CDT	Tornado Watch	SPC	4 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 0.5 hours before the alert went out and 206 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 2269 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 706 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 228 m²/s²
0-3 km storm-relative helicity: 244 m²/s²
Significant tornado parameter: 3.6
Supercell composite: 15.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

889 
WUUS53 KLSX 010030
SVRLSX
ILC013-083-119-MOC071-099-113-183-189-219-010115-
/O.NEW.KLSX.SV.W.0101.130601T0030Z-130601T0115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
730 PM CDT FRI MAY 31 2013

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CALHOUN COUNTY IN SOUTHWEST ILLINOIS...
  JERSEY COUNTY IN SOUTHWEST ILLINOIS...
  NORTHWESTERN MADISON COUNTY IN SOUTHWEST ILLINOIS...
  FRANKLIN COUNTY IN EAST CENTRAL MISSOURI...
  NORTHWESTERN JEFFERSON COUNTY IN EAST CENTRAL MISSOURI...
  EASTERN LINCOLN COUNTY IN EAST CENTRAL MISSOURI...
  ST. CHARLES COUNTY IN EAST CENTRAL MISSOURI...
  ST. LOUIS COUNTY IN EAST CENTRAL MISSOURI...
  SOUTHEASTERN WARREN COUNTY IN EAST CENTRAL MISSOURI...

* UNTIL 815 PM CDT

* AT 728 PM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED ALONG A
  LINE EXTENDING FROM ELSBERRY TO WENTZVILLE TO 8 MILES NORTHWEST OF
  BOURBON...AND MOVING EAST AT 45 MPH.

  HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.

  SOURCE...RADAR INDICATED.

  IMPACT...HAIL DAMAGE TO VEHICLES AND CROPS IS EXPECTED. EXPECT WIND
           DAMAGE TO ROOFS...SIDING AND TREES.

* LOCATIONS IMPACTED INCLUDE...
  WASHINGTON...LAKE ST. LOUIS...ST. PAUL...SULLIVAN...UNION...
  O'FALLON...DARDENNE PRAIRIE...ST. CLAIR...VILLA RIDGE...
  COTTLEVILLE...ST. PETERS...WELDON SPRING...GRAY SUMMIT...ST.
  CHARLES...PACIFIC...WILDWOOD...CHESTERFIELD...CLARKSON VALLEY...
  JERSEYVILLE AND ELLISVILLE.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMAIN ALERT FOR A POSSIBLE TORNADO! TORNADOES CAN DEVELOP QUICKLY
FROM SEVERE THUNDERSTORMS. IF YOU SPOT A TORNADO GO AT ONCE INTO THE
BASEMENT OR SMALL CENTRAL ROOM IN A STURDY STRUCTURE.

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

&&

LAT...LON 3926 9015 3883 9014 3867 9029 3860 9032
      3821 9062 3821 9137 3881 9099 3919 9085
      3922 9060 3915 9062 3912 9060 3919 9058
      3919 9052 3916 9050 3918 9049 3918 9031
      3922 9031 3923 9020 3926 9021
TIME...MOT...LOC 0030Z 270DEG 37KT 3918 9071 3881 9084
          3826 9128

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH

$$

BRITT

3 follow-up statements

466 
WWUS53 KLSX 010043 RRA
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
743 PM CDT FRI MAY 31 2013

ILC013-083-119-MOC071-099-113-183-189-219-010115-
/O.CON.KLSX.SV.W.0101.000000T0000Z-130601T0115Z/
JERSEY IL-MADISON IL-CALHOUN IL-FRANKLIN MO-JEFFERSON MO-LINCOLN MO-
ST. CHARLES MO-ST. LOUIS MO-WARREN MO-
743 PM CDT FRI MAY 31 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
WARREN...ST. LOUIS...ST. CHARLES...EASTERN LINCOLN...NORTHWESTERN
JEFFERSON...FRANKLIN...CALHOUN...NORTHWESTERN MADISON AND JERSEY
COUNTIES UNTIL 815 PM CDT...

AT 740 PM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED ALONG A
LINE EXTENDING FROM ELSBERRY TO LAKE ST. LOUIS TO 6 MILES WEST OF ST.
CLAIR...AND MOVING EAST AT 45 MPH.

HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.

SOURCE...TRAINED WEATHER SPOTTERS.  TREES WERE REPORTED DOWN IN
         MARTHASVILLE IN WARREN COUNTY AT 738 PM CDT.

IMPACT...HAIL DAMAGE TO VEHICLES AND CROPS IS EXPECTED. EXPECT WIND
         DAMAGE TO ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
ST. PAUL...DARDENNE PRAIRIE...ST. CLAIR...O'FALLON...VILLA RIDGE...
COTTLEVILLE...GRAY SUMMIT...WELDON SPRING...ST. PETERS...PACIFIC...
WILDWOOD...ST. CHARLES...CHESTERFIELD...CLARKSON VALLEY...EUREKA...
ELLISVILLE...MARYLAND HEIGHTS...BALLWIN...JERSEYVILLE AND BRIDGETON.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMAIN ALERT FOR A POSSIBLE TORNADO! TORNADOES CAN DEVELOP QUICKLY
FROM SEVERE THUNDERSTORMS. IF YOU SPOT A TORNADO GO AT ONCE INTO THE
BASEMENT OR SMALL CENTRAL ROOM IN A STURDY STRUCTURE.

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

&&

LAT...LON 3926 9015 3883 9014 3867 9029 3860 9032
      3821 9062 3821 9137 3881 9099 3919 9085
      3922 9060 3915 9062 3912 9060 3919 9058
      3919 9052 3916 9050 3918 9049 3918 9031
      3922 9031 3923 9020 3926 9021
TIME...MOT...LOC 0042Z 270DEG 37KT 3917 9069 3877 9079
          3833 9107

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH

$$

BRITT

428 
WWUS53 KLSX 010103
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
ISSUED BY NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
803 PM CDT FRI MAY 31 2013

MOC219-010113-
/O.CAN.KLSX.SV.W.0101.000000T0000Z-130601T0115Z/
WARREN MO-
803 PM CDT FRI MAY 31 2013

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN WARREN COUNTY IS
CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE 
WARNED AREA.

LAT...LON 3883 9014 3867 9029 3860 9032 3821 9062
      3821 9117 3875 9083 3920 9061 3915 9062
      3912 9060 3919 9056 3919 9052 3916 9050
      3918 9049 3918 9031 3922 9031 3923 9020
      3925 9021 3926 9015
TIME...MOT...LOC 0103Z 270DEG 37KT 3917 9041 3879 9058
          3862 9056 3822 9092

$$

ILC013-083-119-MOC071-099-113-183-189-010115-
/O.CON.KLSX.SV.W.0101.000000T0000Z-130601T0115Z/
JERSEY IL-MADISON IL-CALHOUN IL-FRANKLIN MO-JEFFERSON MO-LINCOLN MO-
ST. CHARLES MO-ST. LOUIS MO-
803 PM CDT FRI MAY 31 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR ST. LOUIS...
ST. CHARLES...SOUTHEASTERN LINCOLN...NORTHWESTERN JEFFERSON...EASTERN
FRANKLIN...SOUTHEASTERN CALHOUN...NORTHWESTERN MADISON AND JERSEY
COUNTIES UNTIL 815 PM CDT...

AT 801 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM OLD KANE TO ST. PETERS TO CLARKSON VALLEY TO 7 MILES
NORTHWEST OF RICHWOODS...AND MOVING EAST AT 45 MPH.

HAZARD...PING PONG BALL SIZE HAIL AND 70 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL
         DAMAGE TO ROOFS...SIDING...WINDOWS AND VEHICLES. EXPECT
         CONSIDERABLE TREE DAMAGE. WIND DAMAGE IS ALSO LIKELY TO
         MOBILE HOMES...ROOFS AND OUTBUILDINGS.

LOCATIONS IMPACTED INCLUDE...
ELLISVILLE...EUREKA...BALLWIN...ST. CHARLES...MANCHESTER...TOWN AND
COUNTRY...MARYLAND HEIGHTS...JERSEYVILLE...CREVE COEUR...DES PERES...
VALLEY PARK...FRONTENAC...HIGH RIDGE...BRIDGETON...CEDAR HILL...
BYRNES MILL...KIRKWOOD...WARSON WOODS...FENTON AND LADUE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMAIN ALERT FOR A POSSIBLE TORNADO! TORNADOES CAN DEVELOP QUICKLY
FROM SEVERE THUNDERSTORMS. IF YOU SPOT A TORNADO GO AT ONCE INTO THE
BASEMENT OR SMALL CENTRAL ROOM IN A STURDY STRUCTURE.

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

INTENSE SQUALL LINES CAN SOMETIMES PRODUCE BRIEF TORNADOES AND
WIDESPREAD SIGNIFICANT WIND DAMAGE. ALTHOUGH A TORNADO IS NOT
IMMEDIATELY LIKELY...IT IS BEST TO MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A BUILDING. THIS STORM MAY CAUSE SERIOUS INJURY AND
SIGNIFICANT PROPERTY DAMAGE.

&&

LAT...LON 3883 9014 3867 9029 3860 9032 3821 9062
      3821 9117 3875 9083 3920 9061 3915 9062
      3912 9060 3919 9056 3919 9052 3916 9050
      3918 9049 3918 9031 3922 9031 3923 9020
      3925 9021 3926 9015
TIME...MOT...LOC 0103Z 270DEG 37KT 3917 9041 3879 9058
          3862 9056 3822 9092

TORNADO...POSSIBLE
HAIL...1.50IN
WIND...70MPH

$$

648 
WWUS53 KLSX 010108
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
808 PM CDT FRI MAY 31 2013

MOC113-219-010117-
/O.CAN.KLSX.SV.W.0101.000000T0000Z-130601T0115Z/
LINCOLN MO-WARREN MO-
808 PM CDT FRI MAY 31 2013

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN WARREN AND
EASTERN LINCOLN COUNTIES IS CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE 
WARNED AREA.

LAT...LON 3883 9014 3867 9029 3860 9032 3821 9062
      3822 9090 3913 9061 3912 9060 3917 9058
      3919 9052 3916 9050 3918 9049 3918 9031
      3922 9031 3923 9020 3925 9021 3926 9015
TIME...MOT...LOC 0107Z 247DEG 45KT 3923 9034 3880 9048
          3848 9064

$$

ILC013-083-119-MOC071-099-183-189-010115-
/O.CON.KLSX.SV.W.0101.000000T0000Z-130601T0115Z/
JERSEY IL-MADISON IL-CALHOUN IL-FRANKLIN MO-JEFFERSON MO-
ST. CHARLES MO-ST. LOUIS MO-
808 PM CDT FRI MAY 31 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR ST. LOUIS...
EASTERN ST. CHARLES...NORTHWESTERN JEFFERSON...EASTERN FRANKLIN...
CALHOUN...NORTHWESTERN MADISON AND JERSEY COUNTIES UNTIL 815 PM
CDT...

AT 806 PM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED ALONG A
LINE EXTENDING FROM OLD KANE TO ST. CHARLES TO EUREKA...AND MOVING
NORTHEAST AT 50 MPH.

HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.

SOURCE...TRAINED WEATHER SPOTTERS.  WINDS HAVE GUSTS TO 62 MPH AT
         SPIRIT OF ST. LOUIS AIRPORT IN CHESTERFIELD AT 801 PM CDT.

IMPACT...HAIL DAMAGE TO VEHICLES AND CROPS IS EXPECTED. EXPECT WIND
         DAMAGE TO ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
BYRNES MILL...BALLWIN...MARYLAND HEIGHTS...JERSEYVILLE...HIGH
RIDGE...MANCHESTER...BRIDGETON...TOWN AND COUNTRY...CREVE COEUR...
VALLEY PARK...ST. ANN...HAZELWOOD...DES PERES...LAMBERT FIELD...
FRONTENAC...MURPHY...WOODSON TERRACE...FLORISSANT...FENTON AND
OVERLAND.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMAIN ALERT FOR A POSSIBLE TORNADO! TORNADOES CAN DEVELOP QUICKLY
FROM SEVERE THUNDERSTORMS. IF YOU SPOT A TORNADO GO AT ONCE INTO THE
BASEMENT OR SMALL CENTRAL ROOM IN A STURDY STRUCTURE.

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

&&

LAT...LON 3883 9014 3867 9029 3860 9032 3821 9062
      3822 9090 3913 9061 3912 9060 3917 9058
      3919 9052 3916 9050 3918 9049 3918 9031
      3922 9031 3923 9020 3925 9021 3926 9015
TIME...MOT...LOC 0107Z 247DEG 45KT 3923 9034 3880 9048
          3848 9064

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH

$$

BRITT

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 31, 7:59 PM CDT	Tornado Warning	LSX	Monroe	31 min
May 31, 8:08 PM CDT	Tornado Warning Tornado observed	LSX	Madison	37 min
May 31, 8:12 PM CDT	Severe Thunderstorm Warning	LSX	Greene, Jersey, Macoupin, Madison, Monroe, Saint Clair	48 min
May 31, 8:26 PM CDT	Tornado Warning	LSX	Monroe, Saint Clair	34 min
May 31, 8:31 PM CDT	Tornado Warning	LSX	Greene, Jersey, Macoupin	29 min
May 31, 8:33 PM CDT	Tornado Warning	LSX	Bond, Madison	27 min
May 31, 8:50 PM CDT	Severe Thunderstorm Warning	LSX	Bond, Clinton, Fayette, Macoupin, Madison, Montgomery and 2 more	55 min
May 31, 8:50 PM CDT	Tornado Warning	LSX	Macoupin, Montgomery	25 min
May 31, 8:52 PM CDT	Tornado Warning	LSX	Bond, Madison, Montgomery	23 min
May 31, 8:56 PM CDT	Tornado Warning	LSX	Macoupin, Montgomery	34 min
May 31, 9:07 PM CDT	Tornado Warning	LSX	Macoupin	23 min
May 31, 9:13 PM CDT	Tornado Warning	LSX	Bond, Fayette, Marion, Montgomery	32 min
May 31, 9:21 PM CDT	Severe Thunderstorm Warning	LSX	Bond, Clinton, Madison, Saint Clair	54 min
May 31, 9:43 PM CDT	Severe Thunderstorm Warning	LSX	Fayette	47 min
May 31, 10:28 PM CDT	Flash Flood Warning	LSX	Calhoun, Greene, Jersey, Macoupin	6 hr
May 31, 11:02 PM CDT	Flash Flood Warning	LSX	Bond, Clinton, Fayette, Madison, Monroe, Randolph and 1 more	6 hr
Jun 1, 12:09 AM CDT	Flash Flood Warning	LSX	Marion, Washington	6 hr
Jun 1, 5:03 AM CDT	Areal Flood Warning	LSX	Bond, Clinton, Fayette, Madison, Monroe, Randolph and 2 more	6 hr
Jun 1, 5:57 AM CDT	Areal Flood Warning	LSX	Marion, Washington	6 hr
Jun 1, 11:51 AM CDT	Areal Flood Warning	LSX	Marion, Washington	6 hr
Jun 1, 5:56 PM CDT	Areal Flood Warning	LSX	Marion	18 hr
May 31, 7:16 PM CDT	Tornado Warning	LSX	Lincoln	29 min
May 31, 7:26 PM CDT	Tornado Warning	LSX	Franklin	34 min
May 31, 7:48 PM CDT	Tornado Warning	LSX	Saint Charles, Saint Louis	27 min
May 31, 8:43 PM CDT	Flash Flood Warning	LSX	Franklin, Saint Charles, Saint Louis, Warren, City of Saint Louis	6 hr
May 31, 10:43 PM CDT	River Flood Warning	LSX	Saint Charles	38 hr
May 31, 10:55 PM CDT	River Flood Warning	LSX	Franklin	4 days
May 31, 11:25 PM CDT	Areal Flood Warning	LSX	Boone, Cole, Moniteau	5 hr
May 31, 11:54 PM CDT	Areal Flood Warning	LSX	Callaway	9 hr
Jun 1, 12:58 AM CDT	Areal Flood Warning	LSX	Cole, Gasconade, Moniteau, Osage	8 hr
Jun 1, 2:29 AM CDT	Areal Flood Warning	LSX	Franklin, Saint Charles, Saint Louis, Warren, City of Saint Louis	7 hr
Jun 1, 3:55 AM CDT	Areal Flood Warning	LSX	Boone, Cole, Moniteau	12 hr
Jun 1, 4:14 AM CDT	Flash Flood Warning	LSX	Iron, Madison, Reynolds	6 hr
Jun 1, 4:35 AM CDT	River Flood Warning	LSX	Crawford, Washington	32 hr
Jun 1, 4:35 AM CDT	River Flood Warning	LSX	Franklin, Jefferson	4 days
Jun 1, 4:35 AM CDT	River Flood Warning	LSX	Jefferson, Saint Louis	4 days
Jun 1, 8:57 AM CDT	Areal Flood Warning	LSX	Cole, Gasconade, Moniteau, Osage	7 hr
Jun 1, 9:31 AM CDT	Areal Flood Warning	LSX	Franklin	8 hr
Jun 1, 9:50 AM CDT	Areal Flood Warning	LSX	Iron, Madison, Reynolds	12 hr
Jun 1, 3:55 PM CDT	Areal Flood Warning	LSX	Cole, Gasconade, Osage	6 hr
Jun 1, 5:28 PM CDT	Areal Flood Warning	LSX	Franklin	18 hr

Nearby

Severe Thunderstorm Warnings in Missouri, 2013 Severe Thunderstorm Warnings in Illinois, 2013 Every severe thunderstorm warning in 2013

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.