Alert archive / Missouri / Tornado Warnings in 2004

Tornado Warning 4, NWS St. Louis, MO

May 24, 2004Shelby County, Missouri

NWS St. Louis, MO issued this tornado warning at May 24, 2004, 8:44 PM CDT for Shelby County, Missouri. It was in force for 46 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: May 24, 2004, 8:44 PM CDT (01:44 UTC)
Expired: May 24, 2004, 9:30 PM CDT
In force: 46 min
Issued by: NWS St. Louis, MO
Area: Counties, with a storm outline in the text

County Shelby County, MO

The radar

The St Louis radar (KLSX), 175 km from the middle of the area, began a volume at 01:45 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 24, 9:08 PM CDT	HAIL 0.75	Shelbyville, MO

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 24, 5:45 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 1.7 hours before the alert went out and 301 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: 150 J/kg
Mixed-layer CIN: -246 J/kg
Mixed-layer LCL: 1872 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 21 m²/s²
0-3 km storm-relative helicity: 112 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.

115 
WFUS53 KLSX 250144
TORLSX
MOC205-250230-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
844 PM CDT MON MAY 24 2004

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  SHELBY COUNTY IN NORTHEAST MISSOURI

* UNTIL 930 PM CDT

* AT 843 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION 5 MILES NORTHEAST OF
  CLARENCE. THE STORM WAS MOVING EAST AT 35 MPH. THIS STORM HAS A
  HISTORY OF PRODUCING TORNADOES AND MAY PRODUCE ADDITIONAL TORNADOES
  AT ANY TIME

* LOCATIONS IMPACTED INCLUDE...
  SHELBYVILLE
  BETHEL
  EMDEN
  SHELBINA

THIS IS AN EXTREMELY DANGEROUS AND LIFE-THREATENING SITUATION. MOVE
IMMEDIATELY TO A BASEMENT OR BELOW GROUND SHELTER. IF UNDERGROUND
SHELTER IS NOT AVAILABLE...TAKE COVER ON THE LOWEST FLOOR OF A STURDY
BUILDING OR HOME IN A SMALL INTERIOR ROOM...SUCH AS A CLOSET OR
HALLWAY. HIDE UNDER A MATRESS OR USE BLANKETS OR PILLOWS TO COVER
YOUR BODY.

THE TORNADO WITH THIS STORM WILL LIKELY BE WRAPPED IN RAIN. DO NOT BE
LULLED INTO THINKING THE THREAT IS OVER DUE TO THE RAINFALL. STAY IN
SHELTER UNTIL THE LATEST WEATHER INFORMATION INDICATES THE THREAT HAS
PASSED.

LAT...LON 3989 9228 3971 9229 3968 9186 3992 9185

$$

BRITT

The office that day

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

Issued	Product	Office	Counties	Lasted
May 24, 7:54 PM CDT	Tornado Warning	LSX	Shelby	66 min
May 24, 9:10 PM CDT	Tornado Warning	LSX	Marion	65 min
May 24, 9:30 PM CDT	Severe Thunderstorm Warning	LSX	Shelby	45 min
May 24, 9:35 PM CDT	Flash Flood Warning	LSX	Shelby	6 hr
May 24, 9:51 PM CDT	Severe Thunderstorm Warning	LSX	Monroe	24 min
May 24, 10:05 PM CDT	Severe Thunderstorm Warning	LSX	Ralls	40 min
May 24, 10:11 PM CDT	Severe Thunderstorm Warning	LSX	Monroe	49 min
May 24, 10:12 PM CDT	Severe Thunderstorm Warning	LSX	Lewis	48 min
May 24, 10:17 PM CDT	Severe Thunderstorm Warning	LSX	Marion, Shelby	58 min
May 24, 10:30 PM CDT	Tornado Warning	LSX	Marion	60 min
May 24, 10:35 PM CDT	Flash Flood Warning	LSX	Marion	5 hr
May 24, 10:35 PM CDT	Tornado Warning	LSX	Ralls	25 min
May 24, 10:51 PM CDT	Severe Thunderstorm Warning	LSX	Pike	39 min
May 24, 11:21 PM CDT	Severe Thunderstorm Warning	LSX	Lincoln	39 min
May 24, 11:58 PM CDT	Severe Thunderstorm Warning	LSX	Franklin, Gasconade, Osage, Saint Charles, Saint Louis, Warren and 1 more	62 min
May 25, 12:43 AM CDT	Severe Thunderstorm Warning	LSX	Jefferson	47 min
May 25, 6:27 AM CDT	Severe Thunderstorm Warning	LSX	Franklin, Gasconade	48 min
May 25, 12:53 PM CDT	Severe Thunderstorm Warning	LSX	Callaway, Montgomery	52 min
May 25, 1:25 PM CDT	Severe Thunderstorm Warning	LSX	Lincoln, Saint Charles, Warren	65 min
May 25, 1:57 PM CDT	Severe Thunderstorm Warning	LSX	Saint Charles	48 min
May 25, 2:05 PM CDT	Severe Thunderstorm Warning	LSX	Saint Louis, City of Saint Louis	40 min
May 25, 2:13 PM CDT	Severe Thunderstorm Warning	LSX	Gasconade, Osage	47 min
May 25, 2:47 PM CDT	Severe Thunderstorm Warning	LSX	Saint Louis, City of Saint Louis	28 min
May 25, 3:16 PM CDT	Severe Thunderstorm Warning	LSX	Jefferson, Washington	59 min
May 25, 3:30 PM CDT	Severe Thunderstorm Warning	LSX	Sainte Genevieve, Saint Francois	45 min
May 25, 3:42 PM CDT	Severe Thunderstorm Warning	LSX	Crawford	33 min
May 25, 4:06 PM CDT	Tornado Warning	LSX	Sainte Genevieve	24 min
May 25, 4:17 PM CDT	Severe Thunderstorm Warning	LSX	Franklin, Gasconade	58 min
May 25, 4:29 PM CDT	Severe Thunderstorm Warning	LSX	Iron	46 min
May 25, 4:58 PM CDT	Flash Flood Warning	LSX	Jefferson	3 hr
May 25, 5:11 PM CDT	Severe Thunderstorm Warning	LSX	Madison	34 min

Nearby

Tornado Warnings in Missouri, 2004 Every tornado warning in 2004 Tornadoes in 2004

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.