Alert archive / Missouri / Tornado Warnings in 2008

Tornado Warning 53, NWS St. Louis, MO

June 6, 2008Jefferson County, Saint Louis County, City of Saint Louis, Missouri; Monroe County, Saint Clair County, Illinois

NWS St. Louis, MO issued this tornado warning at Jun 6, 2008, 2:21 PM CDT for Jefferson County, Saint Louis County, City of Saint Louis, Missouri; Monroe County, Saint Clair County, Illinois. It was in force for 39 min. 4 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
Jun 6, 2008, 2:21 PM CDT (19:21 UTC)
Expired
Jun 6, 2008, 3:00 PM CDT
In force
39 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon

Counties Monroe County, IL, Saint Clair County, IL, City of Saint Louis, MO, Jefferson County, MO, Saint Louis County, MO

What was reported inside it

TimeReportWhereRemark
Jun 6, 2:34 PM CDTFUNNEL CLOUDLemay, MOSTORM SPOTTER REPORTED A ROTATING FUNNEL CLOUD ABOUT 1 MILE SOUTHWEST OF JEFFERSON BARRACKS IN SOUTH ST. LOUIS COUNTY.
Jun 6, 2:38 PM CDTFUNNEL CLOUD 0Sunset Hills, MOTWO REPORTS OF ROTATING CLOUDS NEAR ST. ANTHONYS HOSPITAL AND NEAR LINDBERGH BLVD AND LEMAY FERRY ROAD.
Jun 6, 2:41 PM CDTTSTM WND DMGFenton, MOTREES DOWN IN FENTON NEAR HEY 141
Jun 6, 2:43 PM CDTFUNNEL CLOUDCahokia, ILPOLICE DEPT REPORTED A FUNNEL CLOUD.

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.

IssuedProductOfficeLasted
Jun 6, 12:13 PM CDTTornado WatchSPC9 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 7.4 hours before the alert went out and 234 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-pSkew-T log-p diagram, Lincoln, IL at 12:00Z on 2008-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 751 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2008-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 387 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
751 J/kg
Mixed-layer CIN
-88 J/kg
Mixed-layer LCL
991 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
387 m²/s²
0-3 km storm-relative helicity
407 m²/s²
Significant tornado parameter
1.2
Supercell composite
2.8

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KLSX 061921
TORLSX
ILC133-163-MOC099-189-510-062000-
/O.NEW.KLSX.TO.W.0053.080606T1921Z-080606T2000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
221 PM CDT FRI JUN 6 2008

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN JEFFERSON COUNTY IN EAST CENTRAL MISSOURI
  SOUTHERN ST. LOUIS COUNTY IN EAST CENTRAL MISSOURI
  SOUTHERN ST. LOUIS CITY IN EAST CENTRAL MISSOURI
  NORTHWESTERN MONROE COUNTY IN SOUTHWEST ILLINOIS
  WESTERN ST. CLAIR COUNTY IN SOUTHWEST ILLINOIS

* UNTIL 300 PM CDT

* AT 217 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION 6 MILES SOUTHWEST OF HIGH
  RIDGE...OR ABOUT 3 MILES NORTHEAST OF CEDAR HILL...MOVING NORTHEAST
  AT 38 MPH.

* LOCATIONS IMPACTED INCLUDE...
  ARNOLD...
  OAKVILLE...
  MEHLVILLE...
  LEMAY...
  DUPO...
  EAST CARONDELET...
  COLUMBIA...
  CAHOKIA...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

LAT...LON 3864 9018 3840 9006 3834 9051 3850 9058
TIME...MOT...LOC 1921Z 247DEG 33KT 3840 9055

$$

TES
2 follow-up statements
000 
WWUS53 KLSX 061941
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
240 PM CDT FRI JUN 6 2008

ILC133-163-MOC099-189-510-062000-
/O.CON.KLSX.TO.W.0053.000000T0000Z-080606T2000Z/
MONROE IL-ST. CLAIR IL-JEFFERSON MO-ST. LOUIS CITY MO-ST. LOUIS MO-
240 PM CDT FRI JUN 6 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 300 PM CDT FOR SOUTHERN
ST. LOUIS...SOUTHERN ST. LOUIS CITY...NORTHEASTERN JEFFERSON...
WESTERN ST. CLAIR AND NORTHERN MONROE COUNTIES...

AT 238 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS STORM WAS 
LOCATED NEAR LAKESHIRE...MOVING NORTHEAST AT 37 MPH.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...EAST CARONDELET...
CAHOKIA...DUPO AND SAUGET.

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 3864 9018 3844 9008 3840 9041 3856 9042
TIME...MOT...LOC 1940Z 246DEG 32KT 3855 9032

$$

TES
000 
WWUS53 KLSX 062001
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
302 PM CDT FRI JUN 6 2008

ILC133-163-MOC099-189-510-062012-
/O.EXP.KLSX.TO.W.0053.000000T0000Z-080606T2000Z/
MONROE IL-ST. CLAIR IL-JEFFERSON MO-ST. LOUIS CITY MO-ST. LOUIS MO-
302 PM CDT FRI JUN 6 2008

...THE TORNADO WARNING FOR SOUTHERN ST. LOUIS...SOUTHERN ST. LOUIS
CITY...NORTHEASTERN JEFFERSON...WESTERN ST. CLAIR AND NORTHERN MONROE
COUNTIES EXPIRES AT 300 PM CDT...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

ADDITIONAL STRONG THUNDERSTORMS ARE POSSIBLE...AND A TORNADO WATCH 
REMAINS IN EFFECT UNTIL 7 PM CDT.

LAT...LON 3864 9018 3844 9008 3840 9041 3856 9042
TIME...MOT...LOC 1941Z 246DEG 32KT 3855 9031

$$

TES

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 2:52 AM CDTSevere Thunderstorm WarningLSXLewis, Marion, Monroe, Ralls38 min
Jun 6, 4:46 AM CDTSevere Thunderstorm WarningLSXFranklin, Gasconade, Montgomery, Osage23 min
Jun 6, 10:31 AM CDTRiver Flood WarningLSXFranklin, Warren18 days
Jun 6, 10:31 AM CDTRiver Flood WarningLSXSaint Charles, Saint Louis31 days
Jun 6, 1:15 PM CDTSevere Thunderstorm WarningLSXCrawford, Franklin, Jefferson, Washington45 min
Jun 6, 1:47 PM CDTTornado WarningLSXFranklin, Jefferson, Washington43 min
Jun 6, 1:51 PM CDTTornado WarningLSXCrawford54 min
Jun 6, 1:57 PM CDTFlash Flood WarningLSXCrawford, Franklin, Washington8 hr
Jun 6, 2:30 PM CDTTornado WarningLSXCrawford, Franklin, Jefferson, Washington45 min
Jun 6, 2:37 PM CDTFlash Flood WarningLSXFranklin, Jefferson, Saint Louis, City of Saint Louis4 hr
Jun 6, 2:41 PM CDTSevere Thunderstorm WarningLSXCrawford, Franklin, Gasconade24 min
Jun 6, 2:58 PM CDTFlash Flood WarningLSXCity of Saint Louis4 hr
Jun 6, 3:12 PM CDTTornado WarningLSXJefferson, Saint Louis48 min
Jun 6, 3:52 PM CDTFlash Flood WarningLSXJefferson, Saint Louis4 hr
Jun 6, 5:57 PM CDTTornado WarningLSXCrawford, Washington48 min
Jun 6, 6:36 PM CDTTornado WarningLSXWashington39 min
Jun 6, 2:54 PM CDTTornado WarningLSXClinton, Madison, Saint Clair51 min
Jun 6, 3:32 PM CDTSevere Thunderstorm WarningLSXBond, Fayette, Madison, Montgomery43 min
Jun 6, 3:38 PM CDTFlash Flood WarningLSXBond, Clinton, Fayette, Madison, Montgomery7 hr
Jun 6, 3:43 PM CDTTornado WarningLSXClinton, Madison, Saint Clair47 min
Jun 6, 4:18 PM CDTSevere Thunderstorm WarningLSXBond, Clinton, Fayette, Marion42 min
Jun 6, 4:22 PM CDTTornado WarningLSXBond, Clinton23 min
Jun 6, 4:41 PM CDTTornado WarningLSXBond, Clinton, Fayette, Marion40 min
Jun 6, 4:44 PM CDTFlash Flood WarningLSXBond, Clinton, Fayette, Marion6 hr
Jun 6, 6:27 PM CDTSevere Thunderstorm WarningLSXBond, Clinton30 min

Nearby

Tornado Warnings in Missouri, 2008Tornado Warnings in Illinois, 2008Every tornado warning in 2008Tornadoes in 2008

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.