Alert archive / Missouri / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 92, NWS Springfield, MO

May 1, 2012McDonald County, Newton County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at May 1, 2012, 1:23 AM CDT for McDonald County, Newton County, Missouri. It was in force for 52 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
May 1, 2012, 1:23 AM CDT (06:23 UTC)
Expired
May 1, 2012, 2:15 AM CDT
In force
52 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties McDonald County, MO, Newton County, MO

The radar

The Springfield radar (KSGF), 100 km from the middle of the area, began a volume at 06:25 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
Apr 30, 7:30 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 6.4 hours before the alert went out and 57 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 2012-05-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 202 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 2012-05-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 83 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
202 J/kg
Mixed-layer CIN
-103 J/kg
Mixed-layer LCL
1176 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
83 m²/s²
0-3 km storm-relative helicity
142 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

752 
WUUS53 KSGF 010623
SVRSGF
MOC119-145-010715-
/O.NEW.KSGF.SV.W.0092.120501T0623Z-120501T0715Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
123 AM CDT TUE MAY 1 2012

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MCDONALD COUNTY IN SOUTHWEST MISSOURI...
  NEWTON COUNTY IN SOUTHWEST MISSOURI...

* UNTIL 215 AM CDT

* AT 121 AM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED OVER    
  OTTAWA AND DELAWARE COUNTIES IN OKLAHOMA...AND MOVING EAST AT 60   
  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...
  PINEVILLE...NEOSHO...SENECA...SOUTH WEST CITY...SHOAL CREEK
  DRIVE...NOEL...LANAGAN...LEAWOOD...ANDERSON...SILVER CREEK...
  SAGINAW...GOODMAN...DIAMOND...GRANBY...FAIRVIEW...RACINE...REDINGS
  MILL...CLIFF VILLAGE...DENNIS ACRES AND SHOAL CREEK ESTATE.

INTERSTATE 44 BETWEEN MILE MARKERS 1 AND 6 WILL ALSO BE IMPACTED BY
SEVERE THUNDERSTORMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3700 9463 3704 9461 3706 9445 3705 9406
      3649 9407 3649 9462
TIME...MOT...LOC 0622Z 268DEG 53KT 3694 9507 3674 9501
          3661 9504 3649 9510

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

$$

CRAMER
2 follow-up statements
330 
WWUS53 KSGF 010652
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
152 AM CDT TUE MAY 1 2012

MOC119-145-010715-
/O.CON.KSGF.SV.W.0092.000000T0000Z-120501T0715Z/
MCDONALD MO-NEWTON MO-
152 AM CDT TUE MAY 1 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NEWTON AND
MCDONALD COUNTIES UNTIL 215 AM CDT...

AT 148 AM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED ALONG THE 
OKLAHOMA AND MISSOURI STATE LINE...AND MOVING EAST AT 55 MPH.

HAZARD...60 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

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

60 TO 70 MPH WIND GUSTS HAVE BEEN OBSERVED WITH THESE STORMS OVER 
NORTHEAST OKLAHOMA.  WIND DAMAGE TO TREES AND STRUCTURES WAS ALSO 
OBSERVED IN WELCH OKLAHOMA.

LOCATIONS IMPACTED INCLUDE...
NEOSHO...PINEVILLE...SOUTH WEST CITY...SHOAL CREEK DRIVE...LEAWOOD...
SILVER CREEK...SAGINAW...NOEL...GOODMAN...ANDERSON...LANAGAN...
DIAMOND...GRANBY...FAIRVIEW...RACINE...REDINGS MILL...CLIFF
VILLAGE...DENNIS ACRES...SHOAL CREEK ESTATE AND SHOAL CREEK ESTATES.

INTERSTATE 44 BETWEEN MILE MARKERS 1 AND 6 WILL ALSO BE IMPACTED BY
SEVERE THUNDERSTORMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3700 9463 3704 9461 3706 9445 3705 9406
      3649 9407 3649 9462
TIME...MOT...LOC 0651Z 266DEG 48KT 3701 9463 3681 9457
          3668 9460 3657 9466

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

$$

CRAMER
341 
WWUS53 KSGF 010715
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
215 AM CDT TUE MAY 1 2012

MOC119-145-010725-
/O.EXP.KSGF.SV.W.0092.000000T0000Z-120501T0715Z/
MCDONALD MO-NEWTON MO-
215 AM CDT TUE MAY 1 2012

...THE SEVERE THUNDERSTORM WARNING FOR NEWTON AND MCDONALD COUNTIES
HAS EXPIRED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS WEAKENED BELOW
SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR
PROPERTY.  HOWEVER HEAVY RAIN IS STILL POSSIBLE WITH THESE
THUNDERSTORMS.

LAT...LON 3700 9463 3704 9461 3706 9445 3705 9406
      3649 9407 3649 9462
TIME...MOT...LOC 0652Z 266DEG 48KT 3701 9461 3681 9455
          3668 9458 3657 9464

$$

CRAMER

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 30, 11:43 PM CDTFlash Flood WarningSGFBarton, Vernon5 hr
May 1, 12:56 AM CDTFlash Flood WarningSGFJasper4 hr
May 1, 1:41 AM CDTSevere Thunderstorm WarningSGFJasper34 min
May 1, 2:06 AM CDTFlash Flood WarningSGFCedar, Dade, St. Clair6 hr
May 1, 2:22 AM CDTSpecial Weather StatementSGFBarry, Lawrence, McDonald, Newton38 min
May 1, 2:41 AM CDTAreal Flood AdvisorySGFNewton91 min
May 1, 3:03 AM CDTSpecial Weather StatementSGFBarry, Christian, Greene, Stone27 min
May 1, 3:12 AM CDTSevere Thunderstorm WarningSGFChristian, Greene33 min
May 1, 3:25 AM CDTSevere Thunderstorm WarningSGFChristian, Webster, Wright35 min
May 1, 3:26 AM CDTSevere Thunderstorm WarningSGFChristian, Stone, Taney34 min
May 1, 3:33 AM CDTSevere Thunderstorm WarningSGFDallas, Polk, Webster28 min
May 1, 4:02 AM CDTSpecial Weather StatementSGFCamden, Douglas, Laclede, Miller, Pulaski, Wright43 min
May 1, 4:40 AM CDTSpecial Weather StatementSGFDouglas, Maries, Ozark, Phelps, Pulaski, Texas50 min
May 1, 4:49 AM CDTAreal Flood WarningSGFBarton, Jasper, Vernon27 hr
May 1, 6:41 AM CDTRiver Flood WarningSGFJasper44 hr
May 1, 7:49 AM CDTAreal Flood WarningSGFCedar, Dade, St. Clair8 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.