Alert archive / Missouri / Tornado Warnings in 2006

Tornado Warning 108, NWS St. Louis, MO

September 22, 2006Sainte Genevieve County, Saint Francois County, Missouri

NWS St. Louis, MO issued this tornado warning at Sep 22, 2006, 5:02 PM CDT for Sainte Genevieve County, Saint Francois County, Missouri. It was in force for 58 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Sep 22, 2006, 5:02 PM CDT (22:02 UTC)
Expired: Sep 22, 2006, 6:00 PM CDT
In force: 58 min
Issued by: NWS St. Louis, MO
Area: Counties, with a storm outline in the text

Counties Saint Francois County, MO, Sainte Genevieve County, MO

The radar

The St Louis radar (KLSX), 111 km from the middle of the area, began a volume at 22:04 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.

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

Lincoln, IL (KILX), launched 12:00Z, 10.0 hours before the alert went out and 310 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 831 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 571 m²/s²
0-3 km storm-relative helicity: 612 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KLSX 222202
TORLSX
MOC186-187-222300-
/O.NEW.KLSX.TO.W.0108.060922T2202Z-060922T2300Z/

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

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN ST. FRANCOIS COUNTY IN SOUTHEAST MISSOURI
  SOUTHERN STE. GENEVIEVE COUNTY IN SOUTHEAST MISSOURI

* UNTIL 600 PM CDT

* AT 459 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION 20 MILES WEST OF KNOB
  LICK...OR ABOUT 6 MILES NORTHWEST OF IRONTON...MOVING EAST AT 45
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  KNOB LICK...
  FARMINGTON...
  WOMAC...
  COFFMAN...

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.

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

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

LAT...LON 3777 9064 3762 9054 3762 9015 3788 8997

$$

TES

1 follow-up statement

000 
WWUS53 KLSX 222253
SVSLSX

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

MOC186-187-222303-
/O.EXP.KLSX.TO.W.0108.000000T0000Z-060922T2300Z/
ST. FRANCOIS MO-STE. GENEVIEVE MO-
553 PM CDT FRI SEP 22 2006

...THE TORNADO WARNING FOR SOUTHERN STE. GENEVIEVE AND SOUTHERN ST.
FRANCOIS COUNTIES EXPIRES AT 600 PM CDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND NO LONGER
APPEARED TO BE SEVERE.

ADDITIONAL STRONG THUNDERSTORMS ARE POSSIBLE...AND A TORNADO WATCH 
REMAINS IN EFFECT UNTIL 9 PM CDT.

LAT...LON 3777 9064 3762 9054 3762 9015 3788 8997

$$

BRITT

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, 2:02 PM CDT	Tornado Warning	LSX	Crawford, Washington	43 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, 5:07 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.