Alert archive / Missouri / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 152, NWS Springfield, MO

July 7, 2012Howell County, Ozark County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Jul 7, 2012, 5:23 PM CDT for Howell County, Ozark County, Missouri. It was in force for 52 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
Jul 7, 2012, 5:23 PM CDT (22:23 UTC)
Expired
Jul 7, 2012, 6:15 PM CDT
In force
52 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Howell County, MO, Ozark County, MO

The radar

The Springfield radar (KSGF), 141 km from the middle of the area, began a volume at 22:25 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.

What was reported inside it

TimeReportWhereRemark
Jul 7, 5:30 PM CDTTSTM WND DMG6 W Brandsville, MOCOUPLE OF TREES DOWN.

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 12:00Z, 10.4 hours before the alert went out and 161 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 12:00Z on 2012-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1058 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 12:00Z on 2012-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 69 square meters per square second.1939Sfc1 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
1058 J/kg
Mixed-layer CIN
-152 J/kg
Mixed-layer LCL
2009 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
69 m²/s²
0-3 km storm-relative helicity
85 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

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

574 
WUUS53 KSGF 072223
SVRSGF
MOC091-153-072315-
/O.NEW.KSGF.SV.W.0152.120707T2223Z-120707T2315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
523 PM CDT SAT JUL 7 2012

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN HOWELL COUNTY IN SOUTH CENTRAL MISSOURI...
  SOUTHEASTERN OZARK COUNTY IN SOUTHWEST MISSOURI...

* UNTIL 615 PM CDT

* AT 520 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 6 MILES SOUTHWEST
  OF WEST PLAINS...AND MOVING SOUTHWEST AT 20 MPH.

  HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.

  SOURCE...RADAR INDICATED.

  IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. MINOR TREE
           DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER BROKEN.

* LOCATIONS IMPACTED INCLUDE...
  BAKERSFIELD...POTTERSVILLE...SOUTH FORK...CAULFIELD...MOODY AND
  UDALL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3650 9235 3679 9203 3670 9172 3649 9183
      3649 9195
TIME...MOT...LOC 2223Z 041DEG 19KT 3666 9196

HAIL...0.75IN
WIND...60 MPH

$$

WISE
2 follow-up statements
559 
WWUS53 KSGF 072237
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
537 PM CDT SAT JUL 7 2012

MOC091-153-072315-
/O.CON.KSGF.SV.W.0152.000000T0000Z-120707T2315Z/
HOWELL MO-OZARK MO-
537 PM CDT SAT JUL 7 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
OZARK AND SOUTHERN HOWELL COUNTIES UNTIL 615 PM CDT...

AT 533 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 10 MILES NORTHEAST
OF BAKERSFIELD...AND MOVING SOUTHWEST AT 20 MPH.

HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.

SOURCE...RADAR INDICATED.

IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. MINOR TREE
         DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER BROKEN.

LOCATIONS IMPACTED INCLUDE...
BAKERSFIELD...CAULFIELD...MOODY AND UDALL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3650 9235 3679 9203 3670 9172 3649 9183
      3649 9195
TIME...MOT...LOC 2237Z 041DEG 19KT 3660 9202

HAIL...0.75IN
WIND...60 MPH

$$

WISE
989 
WWUS53 KSGF 072306
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
606 PM CDT SAT JUL 7 2012

MOC091-153-072316-
/O.EXP.KSGF.SV.W.0152.000000T0000Z-120707T2315Z/
HOWELL MO-OZARK MO-
606 PM CDT SAT JUL 7 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN OZARK AND
SOUTHERN HOWELL COUNTIES WILL EXPIRE AT 615 PM CDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.

LAT...LON 3650 9235 3679 9203 3670 9172 3649 9183
      3649 9195
TIME...MOT...LOC 2306Z 041DEG 19KT 3648 9215

$$

WISE

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 1:37 PM CDTSevere Thunderstorm WarningSGFWebster23 min
Jul 7, 1:40 PM CDTSevere Thunderstorm WarningSGFWebster30 min
Jul 7, 1:44 PM CDTSpecial Weather StatementSGFChristian31 min
Jul 7, 1:54 PM CDTSpecial Weather StatementSGFChristian36 min
Jul 7, 2:00 PM CDTSevere Thunderstorm WarningSGFChristian, Greene30 min
Jul 7, 2:09 PM CDTSevere Thunderstorm WarningSGFChristian, Greene51 min
Jul 7, 2:20 PM CDTSpecial Weather StatementSGFStone25 min
Jul 7, 2:21 PM CDTSpecial Weather StatementSGFMaries24 min
Jul 7, 2:24 PM CDTSevere Thunderstorm WarningSGFGreene51 min
Jul 7, 2:50 PM CDTSevere Thunderstorm WarningSGFBarry, Lawrence, Stone40 min
Jul 7, 3:05 PM CDTSpecial Weather StatementSGFMorgan25 min
Jul 7, 3:12 PM CDTSevere Thunderstorm WarningSGFMorgan27 min
Jul 7, 3:32 PM CDTSevere Thunderstorm WarningSGFCedar, Polk43 min
Jul 7, 3:40 PM CDTSevere Thunderstorm WarningSGFCamden, Morgan35 min
Jul 7, 3:50 PM CDTSevere Thunderstorm WarningSGFBarry25 min
Jul 7, 4:39 PM CDTSevere Thunderstorm WarningSGFSt. Clair36 min
Jul 7, 5:17 PM CDTSpecial Weather StatementSGFBarton28 min
Jul 7, 5:29 PM CDTSevere Thunderstorm WarningSGFBarton31 min

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.