Alert archive / Missouri / Tornado Warnings in 2005

Tornado Warning 9, NWS Springfield, MO

April 21, 2005Barton County, Jasper County, Missouri

NWS Springfield, MO issued this tornado warning at Apr 21, 2005, 7:20 PM CDT for Barton County, Jasper County, Missouri. It was in force for 70 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
Apr 21, 2005, 7:20 PM CDT (00:20 UTC)
Expired
Apr 21, 2005, 8:30 PM CDT
In force
70 min
Issued by
NWS Springfield, MO
Area
Counties, with a storm outline in the text

Counties Barton County, MO, Jasper County, MO

The radar

The Springfield radar (KSGF), 91 km from the middle of the area, began a volume at 00:23 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.

IssuedProductOfficeLasted
Apr 21, 6:10 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 0.3 hours before the alert went out and 78 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 2005-04-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1218 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 2005-04-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 81 square meters per square second.193958Sfc1 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
1218 J/kg
Mixed-layer CIN
-48 J/kg
Mixed-layer LCL
1229 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
81 m²/s²
0-3 km storm-relative helicity
150 m²/s²
Significant tornado parameter
0.4
Supercell composite
3.4

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KSGF 220022
TORSGF
MOC011-097-220130-
/O.NEW.KSGF.TO.W.0009.050422T0020Z-050422T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
721 PM CDT THU APR 21 2005

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN JASPER COUNTY IN SOUTHWEST MISSOURI.
  BARTON COUNTY IN SOUTHWEST MISSOURI.

* UNTIL 830 PM CDT.

* AT 719 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
  A CONFIRMED TORNADO NEAR CHEROKEE...OR 5 MILES SOUTHWEST OF        
  PITTSBURG. THE TORNADO WAS MOVING EAST AT 30 MPH.

* THE TORNADO WILL BE...
  NEAR JASPER BY 805 PM CDT.
  NEAR GOLDEN CITY BY 830 PM CDT.

THE TOWNS OF ASBURY...NASHVILLE...BOSTON...KENOMA AND DUDENVILLE ARE
ALSO IN THE PATH OF THIS TORNADIC STORM.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY 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 3747 9461 3727 9462 3728 9410 3754 9409

$$

IZZI
4 follow-up statements
000 
WWUS53 KSGF 220043
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
743 PM CDT THU APR 21 2005

MOC011-097-220130-
/O.CON.KSGF.TO.W.0009.000000T0000Z-050422T0130Z/
BARTON MO-JASPER MO-
743 PM CDT THU APR 21 2005

...A TORNADO WARNING CONTINUES FOR NORTHERN JASPER AND BARTON 
COUNTIES UNTIL 830 PM CDT...

AT 740 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO..  THIS DANGEROUS
STORM WAS LOCATED 7 MILES SOUTHEAST OF PITTSBURG...AND MOVING EAST AT
30 MPH.

THIS DANGEROUS STORM WILL BE...
  NEAR JASPER BY 815 PM CDT.
  5 MILES SOUTHWEST OF GOLDEN CITY BY 830 PM CDT.

THE TOWNS OF ASBURY...NASHVILLE...BOSTON AND DUDENVILLE ARE ALSO IN
THE PATH OF THIS TORNADO.

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 3747 9461 3727 9462 3728 9410 3754 9409

$$

IZZI
000 
WWUS53 KSGF 220103
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
803 PM CDT THU APR 21 2005

MOC011-097-220130-
/O.CON.KSGF.TO.W.0009.000000T0000Z-050422T0130Z/
BARTON MO-JASPER MO-
803 PM CDT THU APR 21 2005

...A TORNADO WARNING CONTINUES FOR NORTHERN JASPER AND BARTON 
COUNTIES UNTIL 830 PM CDT...

AT 757 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS 
STORM WAS LOCATED 9 MILES SOUTHEAST OF MINDENMINES. A SECOND 
POTENTIALLY TORNADIC CIRCULATION WAS LOCATED JUST NORTH OF ASBURY. 
THIS STORM WAS MOVING EAST AT 30 MPH.

THIS DANGEROUS STORM WILL BE...
  NEAR JASPER BY 820 PM CDT.

THE TOWNS OF NASHVILLE...BOSTON AND KENOMA ARE ALSO IN THE PATH OF
THIS TORNADO.

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 3747 9461 3727 9462 3728 9410 3754 9409

$$

IZZI
000 
WWUS53 KSGF 220112
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
812 PM CDT THU APR 21 2005

MOC011-097-220130-
/O.CON.KSGF.TO.W.0009.000000T0000Z-050422T0130Z/
BARTON MO-JASPER MO-
812 PM CDT THU APR 21 2005

...A TORNADO WARNING CONTINUES FOR NORTHERN JASPER AND BARTON 
COUNTIES UNTIL 830 PM CDT...

AT 810 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS 
STORM WAS LOCATED 7 MILES NORTHWEST OF PURCELL...OR 12 MILES 
SOUTHEAST OF PITTSBURG...AND MOVING EAST AT 30 MPH.

THIS DANGEROUS STORM WILL BE...
  NEAR JASPER BY 830 PM CDT.

THE TOWNS OF ASBURY AND NASHVILLE ARE ALSO IN THE PATH OF THIS
TORNADO.

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 3747 9461 3727 9462 3728 9410 3754 9409

$$

IZZI
000 
WWUS53 KSGF 220125
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
825 PM CDT THU APR 21 2005

MOC011-097-220130-
/O.CON.KSGF.TO.W.0009.000000T0000Z-050422T0130Z/
BARTON MO-JASPER MO-
825 PM CDT THU APR 21 2005

...A TORNADO WARNING CONTINUES FOR JASPER AND BARTON COUNTIES UNTIL
830 PM CDT...

AT 823 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  RADAR INDICATES 
THAT THIS CIRCULATION HAS STRENGTHENED SIGNIFICANTLY...AND WILL 
LIKELY PRODUCE A TORNADO AT ANY TIME. THIS DANGEROUS STORM WAS 
LOCATED NEAR PURCELL...OR 16 MILES SOUTHEAST OF PITTSBURG...AND 
MOVING EAST AT 20 MPH.

THIS DANGEROUS STORM WILL BE...
  5 MILES WEST OF JASPER BY 830 PM CDT.

AT 825 PM...TRAINED SPOTTERS REPORTED A FUNNEL CLOUD JUST WEST OF 
JASPER.

THE TOWNS OF NECK CITY...NASHVILLE AND CARYTOWN ARE ALSO IN THE PATH
OF THIS TORNADO.

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 3747 9461 3725 9462 3725 9408 3754 9409

$$

IZZI

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 21, 8:27 PM CDTTornado WarningSGFJasper63 min
Apr 21, 8:30 PM CDTSevere Thunderstorm WarningSGFBarton60 min
Apr 21, 8:49 PM CDTSevere Thunderstorm WarningSGFNewton71 min
Apr 21, 9:04 PM CDTTornado WarningSGFLawrence71 min
Apr 21, 9:09 PM CDTSevere Thunderstorm WarningSGFDade66 min
Apr 22, 12:15 AM CDTFlash Flood WarningSGFOzark, Taney6 hr

Nearby

Tornado Warnings in Missouri, 2005Every tornado warning in 2005Tornadoes in 2005

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.