Alert archive / Missouri / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 307, NWS Springfield, MO

October 13, 2012Barton County, Vernon County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Oct 13, 2012, 7:05 PM CDT for Barton County, Vernon County, Missouri. It was in force for 55 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
Oct 13, 2012, 7:05 PM CDT (00:05 UTC)
Expired
Oct 13, 2012, 8:00 PM CDT
In force
55 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Barton County, MO, Vernon County, MO

The radar

The Springfield radar (KSGF), 94 km from the middle of the area, began a volume at 00:05 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
Oct 13, 5:57 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 0.1 hours before the alert went out and 99 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 2012-10-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 135 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 2012-10-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 347 square meters per square second.19395878Sfc1 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
135 J/kg
Mixed-layer CIN
-101 J/kg
Mixed-layer LCL
729 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
347 m²/s²
0-3 km storm-relative helicity
420 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.5

Open this sounding in Storm Lab

The text

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

520 
WUUS53 KSGF 140005
SVRSGF
MOC011-217-140100-
/O.NEW.KSGF.SV.W.0307.121014T0005Z-121014T0100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
705 PM CDT SAT OCT 13 2012

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BARTON COUNTY IN SOUTHWEST MISSOURI...
  SOUTHERN VERNON COUNTY IN WEST CENTRAL MISSOURI...

* UNTIL 800 PM CDT

* AT 701 PM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED ALONG A
  LINE EXTENDING FROM 16 MILES NORTHWEST OF LIBERAL TO MINDENMINES TO
  15 MILES SOUTHWEST OF MINDENMINES...AND MOVING NORTHEAST AT 40 MPH.

  HAZARD...60 MPH WIND GUSTS.

  SOURCE...RADAR INDICATED.

  IMPACT...MINOR TREE DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER
           BROKEN.

* LOCATIONS IMPACTED INCLUDE...
  BOSTON...BRONAUGH...BURGESS...HANNON...IANTHA...IRWIN...KENOMA...
  LAMAR HEIGHTS...LAMAR...LIBERAL...MILFORD...MILO...MINDENMINES...
  MONTEVALLO...MOUNDVILLE...NEVADA...OAKTON...OSKALOOSA...SHELDON...
  VERDELLA AND WALKER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT SUNDAY MORNING
FOR SOUTHEAST KANSAS AND SOUTHWEST MISSOURI.

LAT...LON 3795 9408 3744 9407 3737 9461 3780 9462
TIME...MOT...LOC 0005Z 244DEG 35KT 3768 9474 3751 9463
          3734 9474

HAIL...<.75IN
WIND...60 MPH

$$

WISE
3 follow-up statements
477 
WWUS53 KSGF 140026
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
726 PM CDT SAT OCT 13 2012

MOC011-217-140100-
/O.CON.KSGF.SV.W.0307.000000T0000Z-121014T0100Z/
BARTON MO-VERNON MO-
726 PM CDT SAT OCT 13 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
VERNON AND BARTON COUNTIES UNTIL 800 PM CDT...

AT 722 PM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED ALONG A
LINE EXTENDING FROM 12 MILES NORTHWEST OF VERDELLA TO VERDELLA TO 10
MILES SOUTH OF LIBERAL...AND MOVING NORTHEAST AT 40 MPH.

HAZARD...60 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

IMPACT...MINOR TREE DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER
         BROKEN.

LOCATIONS IMPACTED INCLUDE...
BRONAUGH...HANNON...IANTHA...IRWIN...KENOMA...LAMAR HEIGHTS...
LAMAR...LIBERAL...MILFORD...MILO...MONTEVALLO...MOUNDVILLE...
NEVADA...OAKTON...SHELDON...VERDELLA AND WALKER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT
IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE
TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT
OR SMALL INTERIOR ROOM.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT SUNDAY MORNING
FOR SOUTHEAST KANSAS AND SOUTHWEST MISSOURI.

LAT...LON 3781 9458 3795 9408 3744 9408 3739 9458
TIME...MOT...LOC 0026Z 244DEG 35KT 3777 9451 3760 9440
          3743 9451

HAIL...<.75IN
WIND...60 MPH

$$

WISE
186 
WWUS53 KSGF 140045
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
745 PM CDT SAT OCT 13 2012

MOC011-217-140100-
/O.CON.KSGF.SV.W.0307.000000T0000Z-121014T0100Z/
BARTON MO-VERNON MO-
745 PM CDT SAT OCT 13 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
VERNON AND EASTERN BARTON COUNTIES UNTIL 800 PM CDT...

AT 740 PM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED ALONG A
LINE EXTENDING FROM SHELDON TO 8 MILES SOUTH OF LAMAR...AND MOVING
NORTHEAST AT 50 MPH.

HAZARD...60 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

IMPACT...MINOR TREE DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER
         BROKEN.

LOCATIONS IMPACTED INCLUDE...
IRWIN...KENOMA...LAMAR HEIGHTS...LAMAR...MILFORD...MONTEVALLO...
OAKTON AND SHELDON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT
IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE
TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT
OR SMALL INTERIOR ROOM.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT SUNDAY MORNING
FOR SOUTHEAST KANSAS AND SOUTHWEST MISSOURI.

LAT...LON 3770 9430 3795 9408 3744 9408 3741 9437
TIME...MOT...LOC 0045Z 234DEG 44KT 3765 9422 3742 9426

HAIL...<.75IN
WIND...60 MPH

$$

WISE
722 
WWUS53 KSGF 140059
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
759 PM CDT SAT OCT 13 2012

MOC011-217-140110-
/O.EXP.KSGF.SV.W.0307.000000T0000Z-121014T0100Z/
BARTON MO-VERNON MO-
759 PM CDT SAT OCT 13 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN VERNON AND
EASTERN BARTON COUNTIES HAS EXPIRED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE
WARNED AREA.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT SUNDAY MORNING
FOR SOUTHEAST KANSAS AND SOUTHWEST MISSOURI.

LAT...LON 3770 9430 3795 9408 3744 9408 3741 9437
TIME...MOT...LOC 0100Z 234DEG 44KT 3776 9403 3753 9407

$$

WISE

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 13, 7:08 PM CDTSevere Thunderstorm WarningSGFJasper, Newton52 min
Oct 13, 7:52 PM CDTSevere Thunderstorm WarningSGFCedar, Dade53 min
Oct 13, 7:55 PM CDTSpecial Weather StatementSGFLawrence50 min
Oct 13, 8:12 PM CDTSevere Thunderstorm WarningSGFLawrence33 min
Oct 13, 8:19 PM CDTTornado WarningSGFLawrence26 min
Oct 13, 8:27 PM CDTSevere Thunderstorm WarningSGFChristian, Dade, Greene, Polk48 min
Oct 13, 8:38 PM CDTSpecial Weather StatementSGFPolk37 min
Oct 13, 8:43 PM CDTTornado WarningSGFGreene32 min
Oct 13, 9:03 PM CDTSevere Thunderstorm WarningSGFDallas, Webster42 min
Oct 13, 9:10 PM CDTSpecial Weather StatementSGFCamden, Dallas, Laclede65 min
Oct 13, 9:24 PM CDTAreal Flood AdvisorySGFMcDonald, Newton5 hr
Oct 13, 9:39 PM CDTSevere Thunderstorm WarningSGFLaclede, Wright25 min
Oct 13, 9:53 PM CDTSpecial Weather StatementSGFJasper52 min
Oct 13, 9:55 PM CDTSevere Thunderstorm WarningSGFBarry33 min
Oct 13, 10:16 PM CDTFlash Flood WarningSGFGreene6 hr
Oct 13, 10:16 PM CDTSevere Thunderstorm WarningSGFStone29 min
Oct 13, 10:41 PM CDTFlash Flood WarningSGFWebster5 hr
Oct 13, 11:18 PM CDTSevere Thunderstorm WarningSGFDouglas, Ozark, Taney57 min
Oct 14, 3:56 AM CDTAreal Flood WarningSGFGreene, Webster9 hr

Nearby

Severe Thunderstorm Warnings in Missouri, 2012Every severe thunderstorm warning in 2012

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.