Alert archive / Missouri / Tornado Warnings in 2006

Tornado Warning 98, NWS St. Louis, MO

September 22, 2006Crawford County, Washington County, Missouri

NWS St. Louis, MO issued this tornado warning at Sep 22, 2006, 2:02 PM CDT for Crawford 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: Sep 22, 2006, 2:02 PM CDT (19:02 UTC)
Expired: Sep 22, 2006, 2:45 PM CDT
In force: 43 min
Issued by: NWS St. Louis, MO
Area: Counties, with a storm outline in the text

Counties Crawford County, MO, Washington County, MO

The radar

The St Louis radar (KLSX), 106 km from the middle of the area, began a volume at 19:03 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
Sep 22, 2:55 PM CDT	TORNADO	2 N Belgrade, MO	BETWEEN BELGRADE AND POTOSI

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
Sep 22, 1:16 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 7.0 hours before the alert went out and 252 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: 409 J/kg
Mixed-layer CIN: -55 J/kg
Mixed-layer LCL: 642 m above ground
0-6 km bulk shear: 66 kt
0-1 km storm-relative helicity: 311 m²/s²
0-3 km storm-relative helicity: 363 m²/s²
Significant tornado parameter: 0.8
Supercell composite: 8.7

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KLSX 221902
TORLSX
MOC055-221-221945-
/O.NEW.KLSX.TO.W.0098.060922T1902Z-060922T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
202 PM CDT FRI SEP 22 2006

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN CRAWFORD COUNTY IN EAST CENTRAL MISSOURI   
  CENTRAL AND SOUTHERN WASHINGTON COUNTY IN EAST CENTRAL MISSOURI

* UNTIL 245 PM CDT

* AT 158 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION 15 MILES SOUTHWEST OF
  CHERRYVILLE...OR ABOUT NEAR SALEM...MOVING NORTHEAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
  CHERRYVILLE...
  COURTOIS...
  POTOSI...
  MINERAL POINT...
  OLD MINES...

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FRIDAY EVENING FOR
SOUTHWESTERN ILLINOIS AND EASTERN MISSOURI.

LAT...LON 3779 9155 3779 9132 3771 9132 3774 9112
      3774 9065 3809 9065 3802 9109 3784 9155

$$

TES

1 follow-up statement

000 
WWUS53 KLSX 221921
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
221 PM CDT FRI SEP 22 2006

MOC055-221-221945-
/O.CON.KLSX.TO.W.0098.000000T0000Z-060922T1945Z/
WASHINGTON MO-CRAWFORD MO-
221 PM CDT FRI SEP 22 2006

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 PM CDT FOR SOUTHERN 
CRAWFORD AND CENTRAL AND SOUTHERN WASHINGTON COUNTIES...

AT 218 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR DAVISVILLE...OR 
ABOUT 14 MILES SOUTHEAST OF STEELVILLE...MOVING EAST NORTHEAST AT 45 
MPH.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...
COURTOIS...SHIRLEY...LATTY...POTOSI...BELGRADE AND MINERAL POINT.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
QUARTER SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

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 3779 9155 3779 9132 3771 9132 3774 9112
      3774 9065 3809 9065 3802 9109 3784 9155

$$

TES

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 22, 1:59 PM CDT	Tornado Warning	LSX	Crawford, Franklin, Washington	76 min
Sep 22, 2:12 PM CDT	Tornado Warning	LSX	Iron, Reynolds	63 min
Sep 22, 2:43 PM CDT	Tornado Warning	LSX	Saint Francois, Washington	41 min
Sep 22, 3:10 PM CDT	Tornado Warning	LSX	Jefferson, Washington	37 min
Sep 22, 3:13 PM CDT	Tornado Warning	LSX	Iron, Madison, Sainte Genevieve, Saint Francois	47 min
Sep 22, 4:13 PM CDT	Tornado Warning	LSX	Iron, Reynolds, Washington	62 min
Sep 22, 4:17 PM CDT	Tornado Warning	LSX	Franklin, Jefferson	43 min
Sep 22, 4:56 PM CDT	Severe Thunderstorm Warning	LSX	Franklin, Jefferson, Washington	49 min
Sep 22, 5:02 PM CDT	Tornado Warning	LSX	Sainte Genevieve, Saint Francois	58 min
Sep 22, 5:07 PM CDT	Tornado Warning	LSX	Jefferson	33 min
Sep 22, 5:57 PM CDT	Severe Thunderstorm Warning	LSX	Crawford	48 min
Sep 22, 6:19 PM CDT	Severe Thunderstorm Warning	LSX	Washington	56 min
Sep 22, 6:46 PM CDT	Severe Thunderstorm Warning	LSX	Jefferson	44 min

Nearby

Tornado Warnings in Missouri, 2006 Every tornado warning in 2006 Tornadoes in 2006

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.