Alert archive / Missouri / Tornado Warnings in 2004

Tornado Warning 21, NWS St. Louis, MO

May 27, 2004Lincoln County, Warren County, Missouri

NWS St. Louis, MO issued this tornado warning at May 27, 2004, 6:46 PM CDT for Lincoln County, Warren County, Missouri. It was in force for 44 min. 3 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
May 27, 2004, 6:46 PM CDT (23:46 UTC)
Expired
May 27, 2004, 7:30 PM CDT
In force
44 min
Issued by
NWS St. Louis, MO
Area
Counties, with a storm outline in the text

Counties Lincoln County, MO, Warren County, MO

The radar

The St Louis radar (KLSX), 48 km from the middle of the area, began a volume at 23:47 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

TimeReportWhereRemark
May 27, 6:46 PM CDTTSTM WND DMGJonesburg, MOROOF RIPPED OFF A STORE...POSSIBLY FROM TORNADO THAT WAS REPORTED EARLIER.
May 27, 6:46 PM CDTTSTM WND DMGJonesburg, MONUMEROUS TREES DOWN...COULD BE RELATED TO PREVIOUSLY REPORTED TORNADO.
May 27, 6:58 PM CDTFUNNEL CLOUDWright City, 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.

IssuedProductOfficeLasted
May 27, 2:25 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 11.8 hours before the alert went out and 257 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 2004-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 577 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 2004-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 119 square meters per square second.1939587897Sfc1 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
577 J/kg
Mixed-layer CIN
-123 J/kg
Mixed-layer LCL
465 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
119 m²/s²
0-3 km storm-relative helicity
147 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.8

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KLSX 272346
TORLSX
MOC113-219-280030-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
646 PM CDT THU MAY 27 2004

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN LINCOLN COUNTY IN EAST CENTRAL MISSOURI
  WARREN COUNTY IN EAST CENTRAL MISSOURI

* UNTIL 730 PM CDT

* AT 646 PM CDT...LAW ENFORCEMENT REPORTED A TORNADO IN JONESBURG.
  RADAR INDICATED THE STORM WAS MOVING   SOUTHEAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  TRUESDALE
  WARRENTON
  WRIGHT CITY
  FORISTELL
  MARTHASVILLE
  DUTZOW

IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER NOW MOVE TO A
BASEMENT...UNDERGROUND STORM SHELTER...OR AN INTERIOR ROOM OR HALLWAY
ON THE LOWEST LEVEL OF A STURDY BUILDING.

LAT...LON 3910 9123 3876 9142 3858 9099 3912 9089

$$

CVKING/FG

The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 7:01 PM CDTTornado WarningLSXJefferson, Saint Louis44 min
May 26, 7:02 PM CDTTornado WarningLSXWashington58 min
May 26, 7:44 PM CDTTornado WarningLSXSaint Francois61 min
May 26, 8:11 PM CDTTornado WarningLSXSainte Genevieve64 min
May 27, 3:23 PM CDTSevere Thunderstorm WarningLSXPike52 min
May 27, 4:12 PM CDTSevere Thunderstorm WarningLSXPike48 min
May 27, 4:27 PM CDTSevere Thunderstorm WarningLSXPike33 min
May 27, 4:43 PM CDTSevere Thunderstorm WarningLSXMonroe, Shelby62 min
May 27, 5:23 PM CDTSevere Thunderstorm WarningLSXAudrain, Boone67 min
May 27, 5:40 PM CDTSevere Thunderstorm WarningLSXPike, Ralls50 min
May 27, 5:44 PM CDTFlash Flood WarningLSXMonroe, Pike, Ralls4 hr
May 27, 5:45 PM CDTSevere Thunderstorm WarningLSXMonroe15 min
May 27, 6:04 PM CDTSevere Thunderstorm WarningLSXCallaway, Montgomery41 min
May 27, 6:24 PM CDTSevere Thunderstorm WarningLSXLincoln51 min
May 27, 6:39 PM CDTSevere Thunderstorm WarningLSXWarren51 min
May 27, 6:55 PM CDTSevere Thunderstorm WarningLSXSaint Louis, City of Saint Louis50 min
May 27, 6:59 PM CDTTornado WarningLSXSaint Charles46 min

Nearby

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