Alert archive / Missouri / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 149, NWS Springfield, MO

July 7, 2012Camden County, Morgan County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Jul 7, 2012, 3:40 PM CDT for Camden County, Morgan County, Missouri. It was in force for 35 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
Jul 7, 2012, 3:40 PM CDT (20:40 UTC)
Expired
Jul 7, 2012, 4:15 PM CDT
In force
35 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Camden County, MO, Morgan County, MO

The radar

The Springfield radar (KSGF), 120 km from the middle of the area, began a volume at 20:43 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 nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 8.7 hours before the alert went out and 168 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.

015 
WUUS53 KSGF 072040
SVRSGF
MOC029-141-072115-
/O.NEW.KSGF.SV.W.0149.120707T2040Z-120707T2115Z/

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

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN CAMDEN COUNTY IN CENTRAL MISSOURI...
  SOUTHERN MORGAN COUNTY IN CENTRAL MISSOURI...

* UNTIL 415 PM CDT

* AT 339 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 5 MILES NORTHWEST
  OF LAURIE...AND MOVING WEST AT 15 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...
  STOVER AND CLIMAX SPRINGS.

THIS WARNING ALSO INCLUDES LAKE OF THE OZARKS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3838 9272 3803 9281 3808 9307 3819 9306
      3819 9308 3849 9307
TIME...MOT...LOC 2040Z 104DEG 14KT 3826 9290

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

$$

WISE
2 follow-up statements
068 
WWUS53 KSGF 072059
SVSSGF

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

MOC029-141-072115-
/O.CON.KSGF.SV.W.0149.000000T0000Z-120707T2115Z/
CAMDEN MO-MORGAN MO-
359 PM CDT SAT JUL 7 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN
MORGAN AND NORTHWESTERN CAMDEN COUNTIES UNTIL 415 PM CDT...

AT 356 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 9 MILES SOUTH OF
STOVER...AND MOVING WEST AT 15 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...
  MAINLY RURAL AREAS OF SOUTHWESTERN MORGAN COUNTY.

THIS WARNING ALSO INCLUDES LAKE OF THE OZARKS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3844 9293 3817 9281 3813 9306 3819 9306
      3819 9308 3849 9307
TIME...MOT...LOC 2100Z 085DEG 15KT 3831 9301

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

$$

WISE
947 
WWUS53 KSGF 072108
SVSSGF

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

MOC029-141-072118-
/O.EXP.KSGF.SV.W.0149.000000T0000Z-120707T2115Z/
CAMDEN MO-MORGAN MO-
408 PM CDT SAT JUL 7 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN MORGAN AND
NORTHWESTERN CAMDEN COUNTIES WILL EXPIRE AT 415 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 3844 9293 3817 9281 3813 9306 3819 9306
      3819 9308 3849 9307
TIME...MOT...LOC 2108Z 085DEG 15KT 3831 9305

$$

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, 3:50 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, 5:23 PM CDTSevere Thunderstorm WarningSGFHowell, Ozark52 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.