Alert archive / Missouri / Tornado Warnings in 2004

Tornado Warning 21, NWS Springfield, MO

May 27, 2004Barton County, Vernon County, Missouri

NWS Springfield, MO issued this tornado warning at May 27, 2004, 12:55 AM CDT for Barton County, Vernon County, Missouri. It was in force for 65 min. 12 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, 12:55 AM CDT (05:55 UTC)
Expired
May 27, 2004, 2:00 AM CDT
In force
65 min
Issued by
NWS Springfield, MO
Area
Counties, with a storm outline in the text

Counties Barton County, MO, Vernon County, MO

The radar

The Springfield radar (KSGF), 100 km from the middle of the area, began a volume at 05:57 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, 1:15 AM CDTTSTM WND DMGMindenmines, MOWIDESPREAD TREE DAMAGE AND A FEW STRUCTURES DAMAGED FROM MINDENMINES TO IANTHA.
May 27, 1:15 AM CDTTSTM WND DMGMindenmines, MOWIDESPREAD TREE DAMAGE AND A FEW STRUCTURES DAMAGED FROM MINDENMINES TO IANTHA.
May 27, 1:15 AM CDTHAIL 16 N Lamar, MO1 INCH HAIL REPORTED BY VOLUNTEER WEATHER OBSERVER.
May 27, 1:15 AM CDTHAIL 16 N Lamar, MO1 INCH HAIL REPORTED BY VOLUNTEER WEATHER OBSERVER.
May 27, 1:30 AM CDTFUNNEL CLOUD3 Nw Golden City, MO
May 27, 1:30 AM CDTFUNNEL CLOUD3 Nw Golden City, MO
May 27, 1:30 AM CDTTSTM WND DMGLamar, MOLARGE TREE DOWN LANDING IN SOMEONES LIVING ROOM...LIKELY CAUSED BY STRAIGHT LINE WINDS.
May 27, 1:30 AM CDTTSTM WND DMGLamar, MOLARGE TREE DOWN LANDING IN SOMEONES LIVING ROOM...LIKELY CAUSED BY STRAIGHT LINE WINDS.
May 27, 1:30 AM CDTTORNADO3 N Lamar, MOPOSSIBLE TORNADO OBSERVED JUST NORTH OF LAMAR BY STORM SPOTTERS. TREES DOWN.
May 27, 1:30 AM CDTTORNADO3 N Lamar, MOPOSSIBLE TORNADO OBSERVED JUST NORTH OF LAMAR BY STORM SPOTTERS. TREES DOWN.
May 27, 1:35 AM CDTHAIL 1Irwin, MO
May 27, 1:35 AM CDTHAIL 1Irwin, 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 26, 8:30 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 5.9 hours before the alert went out and 98 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, Springfield, MO at 00:00Z on 2004-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1669 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, Springfield, MO at 00:00Z on 2004-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 273 square meters per square second.1939587897117Sfc1 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
1669 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
828 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
273 m²/s²
0-3 km storm-relative helicity
351 m²/s²
Significant tornado parameter
2.7
Supercell composite
12.9

Open this sounding in Storm Lab

The text

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

505 
WFUS53 KSGF 270555
TORSGF
MOC011-217-270700-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1256 AM CDT THU MAY 27 2004

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* TORNADO WARNING FOR...
  BARTON COUNTY IN SOUTHWEST MISSOURI.
  VERNON COUNTY IN WEST CENTRAL MISSOURI.

* UNTIL 200 AM CDT.

* AT 1253 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR HEPLER...OR ABOUT 16 MILES SOUTHWEST OF FORT
  SCOTT...AND MOVING EAST AT 50 MPH.

* THIS TORNADIC STORM WILL BE...
  5 MILES NORTH OF LIBERAL BY 115 AM CDT.
  NEAR SHELDON BY 130 AM CDT.

THE TOWNS OF BURGESS...OSKALOOSA...HANNON...BRONAUGH...IRWIN AND
MILFORD ARE ALSO IN THE PATH OF THIS TORNADIC STORM.

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 3784 9461 3742 9462 3738 9410 3773 9409

$$

LINDENBERG

The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 7:01 PM CDTSevere Thunderstorm WarningSGFMaries, Phelps29 min
May 26, 9:12 PM CDTTornado WarningSGFVernon63 min
May 26, 9:44 PM CDTTornado WarningSGFSt. Clair61 min
May 26, 10:37 PM CDTTornado WarningSGFHickory68 min
May 26, 10:40 PM CDTTornado WarningSGFSt. Clair35 min
May 26, 11:03 PM CDTTornado WarningSGFDallas57 min
May 26, 11:23 PM CDTSevere Thunderstorm WarningSGFCamden52 min
May 26, 11:29 PM CDTTornado WarningSGFLaclede76 min
May 27, 12:13 AM CDTSevere Thunderstorm WarningSGFCamden32 min
May 27, 12:16 AM CDTTornado WarningSGFPulaski59 min
May 27, 1:31 AM CDTTornado WarningSGFDade59 min
May 27, 1:32 AM CDTSevere Thunderstorm WarningSGFCedar58 min
May 27, 1:51 AM CDTSevere Thunderstorm WarningSGFGreene, Polk54 min
May 27, 2:35 AM CDTSevere Thunderstorm WarningSGFWebster40 min
May 27, 2:56 AM CDTSevere Thunderstorm WarningSGFWright64 min
May 27, 3:16 AM CDTSevere Thunderstorm WarningSGFDallas44 min
May 27, 3:31 AM CDTSevere Thunderstorm WarningSGFLaclede59 min
May 27, 3:42 AM CDTSevere Thunderstorm WarningSGFTexas63 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.