Alert archive / Missouri / Tornado Warnings in 2007

Tornado Warning 67, NWS Springfield, MO

October 17, 2007Barton County, Cedar County, Vernon County, Missouri

NWS Springfield, MO issued this tornado warning at Oct 17, 2007, 6:08 PM CDT for Barton County, Cedar County, Vernon County, Missouri. It was in force for 43 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: Oct 17, 2007, 6:08 PM CDT (23:08 UTC)
Expired: Oct 17, 2007, 6:51 PM CDT
In force: 43 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon

Counties Barton County, MO, Cedar County, MO, Vernon County, MO

The radar

The Springfield radar (KSGF), 92 km from the middle of the area, began a volume at 23:09 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
Oct 17, 6:15 PM CDT	FUNNEL CLOUD	1 Nw Irwin, MO	WALL CLOUD AND POSSIBLE FUNNEL CLOUD

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
Oct 17, 5:30 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 11.1 hours before the alert went out and 106 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: 389 J/kg
Mixed-layer CIN: -89 J/kg
Mixed-layer LCL: 632 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 195 m²/s²
0-3 km storm-relative helicity: 218 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.1

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KSGF 172308
TORSGF
MOC011-039-217-180000-
/O.NEW.KSGF.TO.W.0067.071017T2308Z-071018T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
608 PM CDT WED OCT 17 2007

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN VERNON COUNTY IN WEST CENTRAL MISSOURI...
  NORTHERN BARTON COUNTY IN SOUTHWEST MISSOURI...
  WESTERN CEDAR COUNTY IN SOUTHWEST MISSOURI...

* UNTIL 700 PM CDT.

* AT 604 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS VERY
  DANGEROUS STORM WAS LOCATED NEAR VERDELLA...MOVING NORTHEAST AT 45
  MPH.

* THIS TORNADIC STORM WILL BE NEAR...
  SHELDON BY 615 PM CDT.
  EL DORADO SPRINGS BY 640 PM CDT.

THE TOWNS OF MONTEVALLO...OLYMPIA AND FILLEY 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 3801 9419 3792 9407 3789 9407 3789 9402
      3771 9378 3748 9433 3759 9452
TIME...MOT...LOC 2308Z 230DEG 39KT 3759 9434

$$

ANGLE

2 follow-up statements

000 
WWUS53 KSGF 172331
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
629 PM CDT WED OCT 17 2007

MOC011-039-217-180000-
/O.CON.KSGF.TO.W.0067.000000T0000Z-071018T0000Z/
BARTON MO-CEDAR MO-VERNON MO-
629 PM CDT WED OCT 17 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR EASTERN
VERNON...NORTHEASTERN BARTON AND NORTHWESTERN CEDAR COUNTIES...

AT 628 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A WALL CLOUD  
1 MILE SE OF IRWIN. MOVING NORTHEAST AT 30 MPH.

THE TORNADO WILL BE NEAR...
  EL DORADO SPRINGS BY 700 PM CDT.

THE TOWNS OF MONTEVALLO...OLYMPIA AND FILLEY ARE IN THE PATH OF THIS
TORNADO.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CDT THURSDAY MORNING
FOR SOUTHEAST KANSAS AND SOUTHERN MISSOURI.

LAT...LON 3801 9419 3792 9407 3789 9407 3789 9402
      3771 9378 3752 9435 3759 9452
TIME...MOT...LOC 2329Z 232DEG 27KT 3767 9422

$$

ANGLE

000 
WWUS53 KSGF 172351
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
650 PM CDT WED OCT 17 2007

MOC011-039-217-180000-
/O.CAN.KSGF.TO.W.0067.000000T0000Z-071018T0000Z/
BARTON MO-CEDAR MO-VERNON MO-
650 PM CDT WED OCT 17 2007

...THE TORNADO WARNING FOR EASTERN VERNON...NORTHEASTERN BARTON AND
NORTHWESTERN CEDAR COUNTIES IS CANCELLED...

NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE STORM THAT
PROMPTED THE WARNING HAD WEAKENED...THUS THE WARNING HAS BEEN
CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CDT THURSDAY MORNING
FOR SOUTHEAST KANSAS AND SOUTHERN MISSOURI.

LAT...LON 3801 9419 3792 9407 3789 9407 3789 9402
      3771 9378 3752 9435 3759 9452
TIME...MOT...LOC 2350Z 232DEG 27KT 3777 9406

$$

ANGLE

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 17, 3:22 AM CDT	Dense Fog Advisory	SGF	Dent, Douglas, Howell, Oregon, Ozark, Shannon and 1 more	3 hr
Oct 17, 2:48 PM CDT	Severe Thunderstorm Warning	SGF	Vernon	37 min
Oct 17, 4:33 PM CDT	Tornado Warning	SGF	McDonald	42 min
Oct 17, 4:56 PM CDT	Severe Thunderstorm Warning	SGF	Vernon	34 min
Oct 17, 5:10 PM CDT	Tornado Warning	SGF	Barry, Newton	36 min
Oct 17, 5:24 PM CDT	Severe Thunderstorm Warning	SGF	Vernon	36 min
Oct 17, 5:34 PM CDT	Tornado Warning	SGF	Lawrence	41 min
Oct 17, 5:52 PM CDT	Severe Thunderstorm Warning	SGF	Barton	53 min
Oct 17, 6:02 PM CDT	Severe Thunderstorm Warning	SGF	Cedar, St. Clair, Vernon	58 min
Oct 17, 6:03 PM CDT	Tornado Warning	SGF	Christian, Greene	57 min
Oct 17, 6:38 PM CDT	Tornado Warning	SGF	Polk	34 min
Oct 17, 6:39 PM CDT	Tornado Warning	SGF	St. Clair, Vernon	21 min

Nearby

Tornado Warnings in Missouri, 2007 Every tornado warning in 2007 Tornadoes in 2007

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.