Alert archive / Missouri / Tornado Warnings in 2008

Tornado Warning 51, NWS St. Louis, MO

June 6, 2008Franklin County, Jefferson County, Washington County, Missouri

NWS St. Louis, MO issued this tornado warning at Jun 6, 2008, 1:47 PM CDT for Franklin County, Jefferson County, Washington County, Missouri. It was in force for 43 min. 1 report 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, 1:47 PM CDT (18:47 UTC)
Expired: Jun 6, 2008, 2:30 PM CDT
In force: 43 min
Issued by: NWS St. Louis, MO
Area: Storm-based polygon

Counties Franklin County, MO, Jefferson County, MO, Washington County, MO

The radar

The St Louis radar (KLSX), 44 km from the middle of the area, began a volume at 18:48 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
Jun 6, 2:20 PM CDT	FUNNEL CLOUD	Cedar Hill, MO	PUBLIC REPORTED A DISSIPATING FUNNEL CLOUD NEAR CEDAR HILL.

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
Jun 6, 12:13 PM CDT	Tornado Watch	SPC	9 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 6.8 hours before the alert went out and 274 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: 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 061847
TORLSX
MOC071-099-221-061930-
/O.NEW.KLSX.TO.W.0051.080606T1847Z-080606T1930Z/

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

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN FRANKLIN COUNTY IN EAST CENTRAL MISSOURI
  CENTRAL JEFFERSON COUNTY IN EAST CENTRAL MISSOURI
  NORTHERN WASHINGTON COUNTY IN EAST CENTRAL MISSOURI

* UNTIL 230 PM CDT

* AT 143 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION 11 MILES SOUTHWEST OF
  LONEDELL...OR ABOUT 10 MILES NORTHEAST OF ANTHONIES MILL...MOVING
  EAST AT 38 MPH.

* LOCATIONS IMPACTED INCLUDE...
  LONEDELL...
  DITTMER...
  CEDAR HILL...
  HILLSBORO...
  HOUSE SPRINGS...
  BYRNES MILL...

THIS TORNADO WARNING IS AN UPGRADE TO THE SEVERE THUNDERSTORM WARNING
PREVIOUSLY ISSUED FOR THE WARNED AREA.

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.

LAT...LON 3845 9056 3823 9044 3815 9098 3826 9100
TIME...MOT...LOC 1847Z 248DEG 33KT 3822 9093

$$

TES

1 follow-up statement

000 
WWUS53 KLSX 061909
SVSLSX

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

MOC071-221-061919-
/O.CAN.KLSX.TO.W.0051.000000T0000Z-080606T1930Z/
WASHINGTON MO-FRANKLIN MO-
209 PM CDT FRI JUN 6 2008

...THE TORNADO WARNING FOR SOUTHEASTERN FRANKLIN AND NORTHERN
WASHINGTON COUNTIES IS CANCELLED...

LAT...LON 3833 9075 3835 9075 3837 9075 3837 9074
      3839 9070 3845 9056 3826 9046 3823 9077
TIME...MOT...LOC 1909Z 246DEG 35KT 3835 9068

$$

MOC099-061930-
/O.CON.KLSX.TO.W.0051.000000T0000Z-080606T1930Z/
JEFFERSON MO-
209 PM CDT FRI JUN 6 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 230 PM CDT FOR CENTRAL
JEFFERSON COUNTY...

AT 204 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR OERMANN...OR ABOUT
NEAR CEDAR HILL...MOVING NORTHEAST AT 40 MPH.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...SCOTSDALE...HOUSE
SPRINGS AND BYRNES MILL.

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 3833 9075 3835 9075 3837 9075 3837 9074
      3839 9070 3845 9056 3826 9046 3823 9077
TIME...MOT...LOC 1909Z 246DEG 35KT 3835 9068

$$

TES

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 6, 2:52 AM CDT	Severe Thunderstorm Warning	LSX	Lewis, Marion, Monroe, Ralls	38 min
Jun 6, 4:46 AM CDT	Severe Thunderstorm Warning	LSX	Franklin, Gasconade, Montgomery, Osage	23 min
Jun 6, 10:31 AM CDT	River Flood Warning	LSX	Franklin, Warren	18 days
Jun 6, 10:31 AM CDT	River Flood Warning	LSX	Saint Charles, Saint Louis	31 days
Jun 6, 1:15 PM CDT	Severe Thunderstorm Warning	LSX	Crawford, Franklin, Jefferson, Washington	45 min
Jun 6, 1:51 PM CDT	Tornado Warning	LSX	Crawford	54 min
Jun 6, 1:57 PM CDT	Flash Flood Warning	LSX	Crawford, Franklin, Washington	8 hr
Jun 6, 2:21 PM CDT	Tornado Warning	LSX	Jefferson, Saint Louis, City of Saint Louis	39 min
Jun 6, 2:30 PM CDT	Tornado Warning	LSX	Crawford, Franklin, Jefferson, Washington	45 min
Jun 6, 2:37 PM CDT	Flash Flood Warning	LSX	Franklin, Jefferson, Saint Louis, City of Saint Louis	4 hr
Jun 6, 2:41 PM CDT	Severe Thunderstorm Warning	LSX	Crawford, Franklin, Gasconade	24 min
Jun 6, 2:58 PM CDT	Flash Flood Warning	LSX	City of Saint Louis	4 hr
Jun 6, 3:12 PM CDT	Tornado Warning	LSX	Jefferson, Saint Louis	48 min
Jun 6, 3:52 PM CDT	Flash Flood Warning	LSX	Jefferson, Saint Louis	4 hr
Jun 6, 5:57 PM CDT	Tornado Warning	LSX	Crawford, Washington	48 min
Jun 6, 6:36 PM CDT	Tornado Warning	LSX	Washington	39 min

Nearby

Tornado Warnings in Missouri, 2008 Every tornado warning in 2008 Tornadoes 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; radar from the NEXRAD Level II archive.