Alert archive / Missouri / Tornado Warnings in 2012

Tornado Warning 22, NWS Springfield, MO

February 29, 2012Oregon County, Shannon County, Missouri

NWS Springfield, MO issued this tornado warning at Feb 29, 2012, 2:24 AM CST for Oregon County, Shannon 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: Feb 29, 2012, 2:24 AM CST (08:24 UTC)
Expired: Feb 29, 2012, 3:07 AM CST
In force: 43 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon

Counties Oregon County, MO, Shannon County, MO

The radar

The St Louis radar (KLSX), 190 km from the middle of the area, began a volume at 08:27 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
Feb 29, 3:00 AM CST	FUNNEL CLOUD	Winona, 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.

Issued	Product	Office	Lasted
Feb 28, 10:30 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 8.4 hours before the alert went out and 234 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: 75 J/kg
Mixed-layer CIN: -196 J/kg
Mixed-layer LCL: 595 m above ground
0-6 km bulk shear: 76 kt
0-1 km storm-relative helicity: 482 m²/s²
0-3 km storm-relative helicity: 563 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.4

Open this sounding in Storm Lab

The text

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

519 
WFUS53 KSGF 290824
TORSGF
MOC149-203-290930-
/O.NEW.KSGF.TO.W.0022.120229T0824Z-120229T0930Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
224 AM CST WED FEB 29 2012

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* TORNADO WARNING FOR...
  OREGON COUNTY IN SOUTH CENTRAL MISSOURI...  
  SHANNON COUNTY IN SOUTH CENTRAL MISSOURI...

* UNTIL 330 AM CST.

* AT 219 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 25 MILES SOUTHWEST OF TERESITA...OR 11 MILES SOUTH OF
  WILLOW SPRINGS...MOVING EAST AT 60 MPH.

* LOCATIONS IMPACTED INCLUDE BIRCH TREE...EMINENCE AND WINONA.

IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING
DESTRUCTIVE STRAIGHT LINE WINDS IN EXCESS OF 70 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3709 9103 3708 9121 3684 9122 3682 9111
      3673 9112 3674 9167 3710 9165 3721 9112
      3721 9109 3717 9106 3717 9103 3714 9101
      3710 9101
TIME...MOT...LOC 0823Z 264DEG 54KT 3685 9197
HAIL 1.00IN

$$

CRAMER

2 follow-up statements

548 
WWUS53 KSGF 290852
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
252 AM CST WED FEB 29 2012

MOC149-203-290930-
/O.CON.KSGF.TO.W.0022.000000T0000Z-120229T0930Z/
OREGON MO-SHANNON MO-
252 AM CST WED FEB 29 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 AM CST FOR SOUTHERN
SHANNON AND NORTHEASTERN OREGON COUNTIES...

AT 249 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO 6 MILES SOUTH OF BIRCH TREE...OR 15 MILES
SOUTHEAST OF MOUNTAIN VIEW...MOVING EAST AT 70 MPH.

LOCATIONS IMPACTED INCLUDE BIRCH TREE AND WINONA.

IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
DAMAGING HAIL UP TO GOLF BALL SIZE...AND DESTRUCTIVE STRAIGHT LINE
WINDS IN EXCESS OF 70 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CST WEDNESDAY MORNING
FOR SOUTHERN MISSOURI.

&&

LAT...LON 3709 9103 3708 9121 3684 9122 3682 9111
      3677 9112 3683 9156 3700 9155 3717 9106
      3717 9103 3714 9101 3710 9101
TIME...MOT...LOC 0852Z 261DEG 59KT 3692 9140
HAIL 1.75IN

$$

CRAMER

780 
WWUS53 KSGF 290907
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
307 AM CST WED FEB 29 2012

MOC149-203-290917-
/O.CAN.KSGF.TO.W.0022.000000T0000Z-120229T0930Z/
OREGON MO-SHANNON MO-
307 AM CST WED FEB 29 2012

...THE TORNADO WARNING FOR SOUTHERN SHANNON AND NORTHEASTERN OREGON
COUNTIES IS CANCELLED...

NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE TORNADO
THAT PROMPTED THE WARNING IS EXITING THE WARNED AREA...THUS THE
WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CST WEDNESDAY MORNING
FOR SOUTHWESTERN MISSOURI.

LAT...LON 3709 9103 3708 9121 3684 9122 3682 9111
      3677 9112 3683 9156 3700 9155 3717 9106
      3717 9103 3714 9101 3710 9101
TIME...MOT...LOC 0907Z 261DEG 59KT 3696 9110

$$

CRAMER

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 28, 10:21 PM CST	Severe Thunderstorm Warning	SGF	Barton, Jasper	54 min
Feb 28, 10:48 PM CST	Tornado Warning	SGF	Barton	27 min
Feb 28, 10:59 PM CST	Severe Thunderstorm Warning	SGF	Barton, Cedar, Dade, Jasper, Lawrence, Vernon	31 min
Feb 28, 11:07 PM CST	Tornado Warning	SGF	Barton, Dade	38 min
Feb 28, 11:18 PM CST	Tornado Warning	SGF	Barton, Cedar, Dade, Vernon	27 min
Feb 28, 11:29 PM CST	Tornado Warning	SGF	Dade, Greene, Polk	31 min
Feb 28, 11:33 PM CST	Severe Thunderstorm Warning	SGF	Jasper, Newton	42 min
Feb 28, 11:44 PM CST	Severe Thunderstorm Warning	SGF	Camden, Cedar, Dallas, Hickory, Polk, St. Clair	46 min
Feb 28, 11:54 PM CST	Tornado Warning	SGF	Dallas, Laclede, Polk, Webster	51 min
Feb 28, 11:58 PM CST	Severe Thunderstorm Warning	SGF	McDonald, Newton	32 min
Feb 29, 12:05 AM CST	Severe Thunderstorm Warning	SGF	Lawrence	25 min
Feb 29, 12:19 AM CST	Tornado Warning	SGF	Barry, McDonald	56 min
Feb 29, 12:21 AM CST	Severe Thunderstorm Warning	SGF	Greene	24 min
Feb 29, 12:31 AM CST	Tornado Warning	SGF	Laclede, Phelps, Pulaski	44 min
Feb 29, 12:33 AM CST	Special Weather Statement	SGF	Camden, Maries, Miller	27 min
Feb 29, 12:35 AM CST	Severe Thunderstorm Warning	SGF	Christian, Stone	40 min
Feb 29, 12:43 AM CST	Severe Thunderstorm Warning	SGF	Webster, Wright	47 min
Feb 29, 12:53 AM CST	Severe Thunderstorm Warning	SGF	Laclede, Texas, Wright	67 min
Feb 29, 12:58 AM CST	Tornado Warning	SGF	Stone, Taney	47 min
Feb 29, 1:02 AM CST	Severe Thunderstorm Warning	SGF	Douglas	58 min
Feb 29, 1:06 AM CST	Tornado Warning	SGF	Dent, Phelps	39 min
Feb 29, 1:25 AM CST	Severe Thunderstorm Warning	SGF	Texas, Wright	65 min
Feb 29, 1:33 AM CST	Severe Thunderstorm Warning	SGF	Dent, Shannon, Texas	57 min
Feb 29, 1:36 AM CST	Tornado Warning	SGF	Ozark	54 min
Feb 29, 1:43 AM CST	Severe Thunderstorm Warning	SGF	Dent	32 min
Feb 29, 1:51 AM CST	Tornado Warning	SGF	Douglas	39 min
Feb 29, 2:06 AM CST	Tornado Warning	SGF	Howell	39 min
Feb 29, 2:26 AM CST	Severe Thunderstorm Warning	SGF	Howell, Oregon, Ozark	64 min
Feb 29, 3:21 AM CST	Severe Thunderstorm Warning	SGF	Howell	17 min
Feb 29, 3:51 AM CST	Severe Thunderstorm Warning	SGF	Oregon	28 min
Feb 29, 4:33 AM CST	Red Flag Warning	SGF	Barton, Jasper, Newton, Vernon	13 hr
Feb 29, 3:43 PM CST	Fire Weather Watch	SGF	Barton, Jasper, McDonald, Newton, Vernon	12 hr

Nearby

Tornado Warnings in Missouri, 2012 Every tornado warning in 2012 Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.