Alert archive / Missouri / Tornado Warnings in 2011

Tornado Warning 13, NWS Springfield, MO

April 14, 2011McDonald County, Newton County, Missouri

NWS Springfield, MO issued this tornado warning at Apr 14, 2011, 8:54 PM CDT for McDonald County, Newton County, Missouri. It was in force for 51 min. 2 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
Apr 14, 2011, 8:54 PM CDT (01:54 UTC)
Expired
Apr 14, 2011, 9:45 PM CDT
In force
51 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon

Counties McDonald County, MO, Newton County, MO

The radar

The Springfield radar (KSGF), 98 km from the middle of the area, began a volume at 01:56 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
Apr 14, 8:58 PM CDTHAIL 1.5Goodman, MO
Apr 14, 9:02 PM CDTHAIL 11 N Anderson, MO

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 1.9 hours before the alert went out and 49 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 2011-04-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2011-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 81 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2194 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
81 m²/s²
0-3 km storm-relative helicity
249 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

955 
WFUS53 KSGF 150154
TORSGF
MOC119-145-150245-
/O.NEW.KSGF.TO.W.0013.110415T0154Z-110415T0245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
854 PM CDT THU APR 14 2011

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN MCDONALD COUNTY IN SOUTHWEST MISSOURI...
  SOUTHEASTERN NEWTON COUNTY IN SOUTHWEST MISSOURI...

* UNTIL 945 PM CDT.

* AT 851 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO NEAR ANDERSON...OR 3 MILES NORTHWEST OF PINEVILLE...MOVING
  NORTHEAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE ANDERSON...FAIRVIEW...GOODMAN...
  LANAGAN...NEWTONIA...PINEVILLE...POWELL...ROCKY COMFORT...STARK
  CITY AND STELLA.

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 3667 9456 3693 9423 3689 9407 3664 9408
      3663 9408 3657 9448
TIME...MOT...LOC 0154Z 240DEG 18KT 3664 9441
HAIL 1.75IN

$$

HATCH
3 follow-up statements
440 
WWUS53 KSGF 150206
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
906 PM CDT THU APR 14 2011

MOC119-145-150245-
/O.CON.KSGF.TO.W.0013.000000T0000Z-110415T0245Z/
NEWTON MO-MCDONALD MO-
906 PM CDT THU APR 14 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR
NORTHEASTERN MCDONALD AND SOUTHEASTERN NEWTON COUNTIES...

...A SEVERE THUNDERSTORM WARNING ALSO REMAINS IN EFFECT UNTIL 915 PM 
FOR MCDONALD COUNTY...

AT 901 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO 6 MILES SOUTH OF GOODMAN...OR 4 MILES NORTH OF
PINEVILLE...MOVING NORTHEAST AT 25 MPH.

LOCATIONS IMPACTED INCLUDE FAIRVIEW...GOODMAN...NEWTONIA...ROCKY
COMFORT...STARK CITY AND STELLA.

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...

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 AM CDT FRIDAY MORNING FOR
SOUTHWEST MISSOURI.

&&

LAT...LON 3661 9438 3671 9450 3693 9423 3689 9407
      3663 9408
TIME...MOT...LOC 0206Z 240DEG 18KT 3667 9434
HAIL 1.75IN

$$

HATCH
326 
WWUS53 KSGF 150217
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
917 PM CDT THU APR 14 2011

MOC119-145-150245-
/O.CON.KSGF.TO.W.0013.000000T0000Z-110415T0245Z/
NEWTON MO-MCDONALD MO-
917 PM CDT THU APR 14 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR
NORTHEASTERN MCDONALD AND SOUTHEASTERN NEWTON COUNTIES...

AT 915 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO 4 MILES WEST OF STELLA...OR 10 MILES SOUTHEAST OF
NEOSHO...MOVING NORTHEAST AT 30 MPH.

LOCATIONS IMPACTED INCLUDE FAIRVIEW...NEWTONIA...ROCKY COMFORT...
STARK CITY AND STELLA.

IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
DAMAGING HAIL UP TO GOLF BALL SIZE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 AM CDT FRIDAY MORNING FOR
SOUTHWEST MISSOURI.

&&

LAT...LON 3669 9428 3679 9439 3693 9423 3689 9407
      3670 9408
TIME...MOT...LOC 0217Z 236DEG 28KT 3676 9425
HAIL 1.75IN

$$

HATCH
225 
WWUS53 KSGF 150236
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
936 PM CDT THU APR 14 2011

MOC119-145-150246-
/O.EXP.KSGF.TO.W.0013.000000T0000Z-110415T0245Z/
NEWTON MO-MCDONALD MO-
936 PM CDT THU APR 14 2011

...THE TORNADO WARNING FOR NORTHEASTERN MCDONALD AND SOUTHEASTERN
NEWTON COUNTIES WILL EXPIRE AT 945 PM CDT...

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

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 AM CDT FRIDAY MORNING FOR
SOUTHWEST MISSOURI.

LAT...LON 3669 9428 3679 9439 3693 9423 3689 9407
      3670 9408
TIME...MOT...LOC 0236Z 236DEG 28KT 3684 9410

$$

HATCH

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 14, 8:08 PM CDTSevere Thunderstorm WarningSGFMcDonald, Newton67 min
Apr 14, 8:13 PM CDTSevere Thunderstorm WarningSGFJasper, Newton16 min
Apr 14, 8:16 PM CDTTornado WarningSGFMcDonald, Newton44 min
Apr 14, 8:56 PM CDTSevere Thunderstorm WarningSGFJasper, Newton49 min
Apr 14, 9:24 PM CDTSevere Thunderstorm WarningSGFBarton, Dade, Jasper, Lawrence32 min
Apr 15, 2:18 AM CDTSevere Thunderstorm WarningSGFDouglas, Howell, Ozark57 min

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.