Alert archive / Missouri / Tornado Warnings in 2011

Tornado Warning 7, NWS Springfield, MO

February 27, 2011Dallas County, Laclede County, Polk County, Missouri

NWS Springfield, MO issued this tornado warning at Feb 27, 2011, 10:07 PM CST for Dallas County, Laclede County, Polk County, Missouri. It was in force for 38 min. 13 reports 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 27, 2011, 10:07 PM CST (04:07 UTC)
Expired
Feb 27, 2011, 10:45 PM CST
In force
38 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon

Counties Dallas County, MO, Laclede County, MO, Polk County, MO

The radar

The Springfield radar (KSGF), 60 km from the middle of the area, began a volume at 04:10 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

TimeReportWhereRemark
Feb 27, 10:10 PM CSTTSTM WND DMGHalf Way, MOEMERGENCY MANAGER REPORTED TREES DOWN AND POWER OUT IN HALF WAY. CORRECTED TIME AND EVENT TYPE.
Feb 27, 10:15 PM CSTHAIL 1Bennett Springs, MO
Feb 27, 10:16 PM CSTFUNNEL CLOUDHalf Way, MOREPORT OF FUNNEL CLOUD REPORTED AT 490TH ROAD AT 178TH ROAD.
Feb 27, 10:16 PM CSTHAIL 1Half Way, MO
Feb 27, 10:16 PM CSTNON-TSTM WND DMGHalf Way, MOEMERGENCY MANAGER REPORTED TREES DOWN AND POWER OUT IN HALF WAY.
Feb 27, 10:18 PM CSTHAIL 1.25Buffalo, MOLAW ENFORCEMENT REPORTED HALF DOLLAR SIZED HAIL...CORRECTED HAIL SIZE.
Feb 27, 10:18 PM CSTHAIL 2.75Buffalo, MOLAW ENFORCEMENT REPORTED BASEBALL SIZED HAIL.
Feb 27, 10:21 PM CSTHAIL 1.52 W Long Lane, MOCORRECTION FOR TIME.
Feb 27, 10:23 PM CSTHAIL 0.75Long Lane, MO
Feb 27, 10:25 PM CSTHAIL 1.253 E Buffalo, MO
Feb 27, 10:38 PM CSTHAIL 0.88Lebanon, MO
Feb 27, 10:40 PM CSTHAIL 0.883 W Lebanon, MO
Feb 27, 10:51 PM CSTHAIL 0.75Buffalo, 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.

IssuedProductOfficeLasted
Feb 27, 7:24 PM CSTTornado WatchSPC7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 4.1 hours before the alert went out and 112 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 2011-02-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 626 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 2011-02-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 369 square meters per square second.1939587897117136156Sfc1 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
626 J/kg
Mixed-layer CIN
-80 J/kg
Mixed-layer LCL
1011 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
369 m²/s²
0-3 km storm-relative helicity
472 m²/s²
Significant tornado parameter
1.5
Supercell composite
7.4

Open this sounding in Storm Lab

The text

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

259 
WFUS53 KSGF 280407
TORSGF
MOC059-105-167-280445-
/O.NEW.KSGF.TO.W.0007.110228T0407Z-110228T0445Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1007 PM CST SUN FEB 27 2011

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* TORNADO WARNING FOR...
  DALLAS COUNTY IN SOUTHWEST MISSOURI...
  NORTHEASTERN POLK COUNTY IN SOUTHWEST MISSOURI...
  WESTERN LACLEDE COUNTY IN SOUTHWEST MISSOURI...

* UNTIL 1045 PM CST.

* AT 1005 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 5 MILES SOUTHWEST OF HALF WAY...OR 5 MILES SOUTHEAST OF
  BOLIVAR...MOVING EAST AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE BENNETT SPRINGS...BUFFALO...CHARITY...
  CONWAY...ELDRIDGE...FOOSE...GOODSON...HALF WAY...LEBANON...LONG
  LANE...LOUISBURG...MARCH...MORGAN...PHILLIPSBURG...PLAD...PUMPKIN
  CENTER...TWIN BRIDGES AND WINDYVILLE.

OTHER LOCATIONS IN THE WARNING INCLUDE BENNETT SPRING STATE PARK.
INTERSTATE 44 BETWEEN MILE MARKERS 110 AND 130 WILL ALSO BE IMPACTED
BY THIS TORNADO.

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.

&&

LAT...LON 3786 9267 3748 9257 3749 9307 3748 9307
      3748 9323 3778 9327
TIME...MOT...LOC 0407Z 264DEG 47KT 3759 9329

$$

BOXELL
3 follow-up statements
630 
WWUS53 KSGF 280417
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1017 PM CST SUN FEB 27 2011

MOC059-105-167-280445-
/O.CON.KSGF.TO.W.0007.000000T0000Z-110228T0445Z/
POLK MO-LACLEDE MO-DALLAS MO-
1017 PM CST SUN FEB 27 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 PM CST FOR
DALLAS...WESTERN LACLEDE AND NORTHEASTERN POLK COUNTIES...

AT 1015 PM CST...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD 
NEAR HALFWAY...MOVING EAST AT 55 MPH.

LOCATIONS IMPACTED INCLUDE BENNETT SPRINGS...BUFFALO...CHARITY...
CONWAY...ELDRIDGE...FOOSE...GOODSON...HALF WAY...LEBANON...LONG
LANE...LOUISBURG...MARCH...MORGAN...PHILLIPSBURG...PLAD...PUMPKIN
CENTER...TWIN BRIDGES AND WINDYVILLE.

OTHER LOCATIONS IN THE WARNING INCLUDE BENNETT SPRING STATE PARK.
INTERSTATE 44 BETWEEN MILE MARKERS 110 AND 130 WILL ALSO BE IMPACTED
BY THIS TORNADO.

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...

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW. IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CST MONDAY MORNING FOR
SOUTHEAST KANSAS AND SOUTHERN MISSOURI.

&&

LAT...LON 3786 9267 3748 9257 3749 9307 3748 9307
      3748 9323 3778 9327
TIME...MOT...LOC 0416Z 264DEG 47KT 3760 9314

$$

BOXELL
842 
WWUS53 KSGF 280424
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1024 PM CST SUN FEB 27 2011

MOC167-280433-
/O.CAN.KSGF.TO.W.0007.000000T0000Z-110228T0445Z/
POLK MO-
1024 PM CST SUN FEB 27 2011

...THE TORNADO WARNING FOR NORTHEASTERN POLK COUNTY IS CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CST MONDAY MORNING FOR
SOUTHEAST KANSAS AND SOUTHERN MISSOURI.

&&

LAT...LON 3785 9267 3748 9257 3749 9307 3779 9316
      3786 9268
TIME...MOT...LOC 0423Z 264DEG 47KT 3760 9302

$$

MOC059-105-280445-
/O.CON.KSGF.TO.W.0007.000000T0000Z-110228T0445Z/
LACLEDE MO-DALLAS MO-
1024 PM CST SUN FEB 27 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 PM CST FOR CENTRAL
DALLAS AND WESTERN LACLEDE COUNTIES...

AT 1020 PM CST...TRAINED WEATHER SPOTTERS REPORTED A THUNDERSTORM 
PRODUCING A FUNNEL CLOUD AND BASEBALL SIZED HAIL 3 MILES SOUTH OF 
BUFFALO...MOVING EAST AT 55 MPH.

LOCATIONS IMPACTED INCLUDE BENNETT SPRINGS...BUFFALO...CHARITY...
CONWAY...ELDRIDGE...LEBANON...LONG LANE...LOUISBURG...MORGAN...
PHILLIPSBURG...PLAD...PUMPKIN CENTER...TWIN BRIDGES AND WINDYVILLE.

OTHER LOCATIONS IN THE WARNING INCLUDE BENNETT SPRING STATE PARK.
INTERSTATE 44 BETWEEN MILE MARKERS 110 AND 130 WILL ALSO BE IMPACTED
BY THIS TORNADO.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CST MONDAY MORNING FOR
SOUTHEAST KANSAS AND SOUTHERN MISSOURI.

&&

LAT...LON 3785 9267 3748 9257 3749 9307 3779 9316
      3786 9268
TIME...MOT...LOC 0423Z 264DEG 47KT 3760 9302

$$

BOXELL
785 
WWUS53 KSGF 280437
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1037 PM CST SUN FEB 27 2011

MOC059-280446-
/O.CAN.KSGF.TO.W.0007.000000T0000Z-110228T0445Z/
DALLAS MO-
1037 PM CST SUN FEB 27 2011

...THE TORNADO WARNING FOR CENTRAL DALLAS COUNTY IS CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CST MONDAY MORNING FOR
SOUTHEAST KANSAS AND SOUTHERN MISSOURI.

&&

LAT...LON 3785 9267 3748 9257 3749 9284 3762 9286
      3772 9285 3773 9286 3784 9286 3786 9268
TIME...MOT...LOC 0436Z 264DEG 47KT 3761 9281

$$

MOC105-280445-
/O.CON.KSGF.TO.W.0007.000000T0000Z-110228T0445Z/
LACLEDE MO-
1037 PM CST SUN FEB 27 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 PM CST FOR WESTERN
LACLEDE COUNTY...

AT 1034 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO 5 MILES NORTHWEST OF PHILLIPSBURG...OR 11 MILES
SOUTHWEST OF LEBANON...MOVING EAST AT 55 MPH.

LOCATIONS IMPACTED INCLUDE CONWAY...ELDRIDGE...LEBANON...MORGAN...
PHILLIPSBURG AND TWIN BRIDGES.

OTHER LOCATIONS IN THE WARNING INCLUDE BENNETT SPRING STATE PARK.
INTERSTATE 44 BETWEEN MILE MARKERS 112 AND 130 WILL ALSO BE IMPACTED
BY THIS TORNADO.

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

A FUNNEL CLOUD AND BASEBALL SIZED HAIL WERE REPORTED WITH THIS STORM 
NEAR BUFFALO. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW. IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CST MONDAY MORNING FOR
SOUTHEAST KANSAS AND SOUTHERN MISSOURI.

&&

LAT...LON 3785 9267 3748 9257 3749 9284 3762 9286
      3772 9285 3773 9286 3784 9286 3786 9268
TIME...MOT...LOC 0436Z 264DEG 47KT 3761 9281

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 27, 8:39 PM CSTTornado WarningSGFBarton, Jasper51 min
Feb 27, 9:14 PM CSTTornado WarningSGFBarton, Cedar, Dade46 min
Feb 27, 9:19 PM CSTTornado WarningSGFMiller, Morgan26 min
Feb 27, 9:36 PM CSTSevere Thunderstorm WarningSGFCamden, Maries, Miller, Pulaski39 min
Feb 27, 9:42 PM CSTSevere Thunderstorm WarningSGFBarton, Vernon47 min
Feb 27, 9:44 PM CSTTornado WarningSGFPolk46 min
Feb 27, 9:54 PM CSTSevere Thunderstorm WarningSGFCedar, Dade51 min
Feb 27, 10:03 PM CSTSevere Thunderstorm WarningSGFJasper, Newton42 min
Feb 27, 10:15 PM CSTSevere Thunderstorm WarningSGFHickory, Polk45 min
Feb 27, 10:35 PM CSTSevere Thunderstorm WarningSGFDade, Lawrence38 min
Feb 27, 10:38 PM CSTSevere Thunderstorm WarningSGFCamden, Dallas, Hickory, Laclede52 min
Feb 27, 10:39 PM CSTTornado WarningSGFCamden, Laclede, Phelps, Pulaski, Texas51 min
Feb 27, 10:59 PM CSTSevere Thunderstorm WarningSGFGreene17 min
Feb 27, 11:15 PM CSTSevere Thunderstorm WarningSGFCamden, Laclede, Maries, Miller, Phelps, Pulaski and 3 more45 min
Feb 27, 11:31 PM CSTTornado WarningSGFDent, Phelps17 min
Feb 27, 11:45 PM CSTSevere Thunderstorm WarningSGFDent, Phelps, Shannon, Texas45 min
Feb 28, 2:25 PM CSTRiver Flood WarningSGFVernon40 hr

Nearby

Tornado Warnings in Missouri, 2011Every tornado warning in 2011Tornadoes in 2011

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.