Alert archive / Kansas / Tornado Warnings in 2005

Tornado Warning 4, NWS Springfield, MO

April 21, 2005Bourbon County, Kansas

NWS Springfield, MO issued this tornado warning at Apr 21, 2005, 6:15 PM CDT for Bourbon County, Kansas. It was in force for 45 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, 6:15 PM CDT (23:15 UTC)
Expired
Apr 21, 2005, 7:00 PM CDT
In force
45 min
Issued by
NWS Springfield, MO
Area
Counties, with a storm outline in the text

County Bourbon County, KS

The radar

The Pleasant Hill radar (KEAX), 128 km from the middle of the area, began a volume at 23:15 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, 1:45 PM CDTSevere Thunderstorm WatchSPC5 hr
Apr 21, 6:10 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 11.3 hours before the alert went out and 137 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 12:00Z on 2005-04-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 780 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 12:00Z on 2005-04-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 118 square meters per square second.1939Sfc1 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
780 J/kg
Mixed-layer CIN
-135 J/kg
Mixed-layer LCL
696 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
118 m²/s²
0-3 km storm-relative helicity
93 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 KSGF 212317
TORSGF
KSC011-220000-
/O.NEW.KSGF.TO.W.0004.050421T2315Z-050422T0000Z/

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

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* TORNADO WARNING FOR...
  BOURBON COUNTY IN SOUTHEAST KANSAS.

* UNTIL 700 PM CDT.

* AT 615 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS 
STORM WAS LOCATED 6 MILES NORTH OF WALNUT...OR NEAR THE INTERSECTION 
OF THE ALLEN...NEOSHO AND BOURBON COUNTY BORDERS...AND MOVING EAST 
AT 25 MPH.

* THE TORNADO WILL REMAIN OVER MAINLY RURAL AREAS OF SOUTHERN BOURBON
  COUNTY...INCLUDING THE TOWNS OF PORTERVILLE...HIATTVILLE...PAWNEE
  STATION AND GARLAND.

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS 
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY 
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU 
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE 
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

LAT...LON 3780 9507 3766 9509 3767 9463 3791 9464

$$

RUNNELS
3 follow-up statements
000 
WWUS53 KSGF 212329
SVSSGF

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

KSC011-220000-
/O.CON.KSGF.TO.W.0004.000000T0000Z-050422T0000Z/
BOURBON KS-
630 PM CDT THU APR 21 2005

...A TORNADO WARNING CONTINUES FOR BOURBON COUNTY UNTIL 700 PM CDT...

AT 625 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO..  THIS DANGEROUS
STORM WAS LOCATED NEAR HEPLER...OR 17 MILES NORTHEAST OF ERIE...AND
MOVING EAST AT 20 MPH.

THIS TORNADO WILL AFFECT MAINLY RURAL AREAS OF SOUTHERN BOURBON
COUNTY...INCLUDING THE TOWNS OF PETERSBURG...HIATTVILLE AND PAWNEE
STATION.

MOBILE HOMES ARE EASILY DESTROYED BY TORNADIC WINDS AND SHOULD BE
EVACUATED FOR 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 3780 9507 3766 9509 3767 9463 3791 9464

$$

IZZI
000 
WWUS53 KSGF 212331
SVSSGF

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

KSC011-220000-
/O.CON.KSGF.TO.W.0004.000000T0000Z-050422T0000Z/
BOURBON KS-
631 PM CDT THU APR 21 2005

...A TORNADO WARNING CONTINUES FOR BOURBON COUNTY UNTIL 700 PM CDT...

AT 625 PM CDT...DOPPLER RADAR AND THE PUBLIC REPORTED A TORNADO.  
THE TORNADO WAS LOCATED A FEW MILES NORTH OF HEPLER...OR 17 MILES 
NORTHEAST OF ERIE...AND MOVING EAST AT 20 MPH.

THIS TORNADO WILL AFFECT MAINLY RURAL AREAS OF SOUTHERN BOURBON
COUNTY...INCLUDING THE TOWNS OF PETERSBURG...HIATTVILLE AND PAWNEE
STATION.

MOBILE HOMES ARE EASILY DESTROYED BY TORNADIC WINDS AND SHOULD BE
EVACUATED FOR 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 3780 9507 3766 9509 3767 9463 3791 9464

$$

IZZI
000 
WWUS53 KSGF 212351
SVSSGF

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

KSC011-220000-
/O.CON.KSGF.TO.W.0004.000000T0000Z-050422T0000Z/
BOURBON KS-
651 PM CDT THU APR 21 2005

...A TORNADO WARNING CONTINUES FOR BOURBON COUNTY UNTIL 700 PM CDT...

AT 646 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR AND LAW 
ENFORCEMENT WERE TRACKING A TORNADO NEAR HIATTVILLE...AND IT WAS 
MOVING EAST AT 20 MPH.

A TORNADO IS ON THE GROUND AS CONFIRMED BY LAW ENFORMCEMENT.

THIS TORNADO WILL AFFECT MAINLY RURAL AREAS OF SOUTHEASTERN BOURBON 
COUNTY...INCLUDING THE TOWNS OF PAWNEE STATION...FORT SCOTT...AND 
GARLAND.

MOBILE HOMES ARE EASILY DESTROYED BY TORNADIC WINDS AND SHOULD BE
EVACUATED FOR 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 3781 9493 3767 9492 3767 9463 3791 9464

$$

IZZI

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 21, 5:39 PM CDTSevere Thunderstorm WarningSGFCherokee66 min
Apr 21, 6:06 PM CDTTornado WarningSGFCrawford54 min
Apr 21, 6:53 PM CDTTornado WarningSGFCrawford67 min
Apr 21, 6:58 PM CDTTornado WarningSGFBourbon32 min

Nearby

Tornado Warnings in Kansas, 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.