Alert archive / Missouri / Tornado Warnings in 2012

Tornado Warning 64, NWS Paducah, KY

June 11, 2012Bollinger County, Missouri

NWS Paducah, KY issued this tornado warning at Jun 11, 2012, 1:07 PM CDT for Bollinger County, Missouri. It was in force for 23 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
Jun 11, 2012, 1:07 PM CDT (18:07 UTC)
Expired
Jun 11, 2012, 1:30 PM CDT
In force
23 min
Issued by
NWS Paducah, KY
Area
Storm-based polygon

County Bollinger County, MO

The radar

The Paducah radar (KPAH), 111 km from the middle of the area, began a volume at 18:08 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
Jun 11, 9:45 AM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 6.1 hours before the alert went out and 266 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, Little Rock, AR at 12:00Z on 2012-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2451 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, Little Rock, AR at 12:00Z on 2012-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 86 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
2451 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
786 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
86 m²/s²
0-3 km storm-relative helicity
120 m²/s²
Significant tornado parameter
0.7
Supercell composite
4.9

Open this sounding in Storm Lab

The text

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

536 
WFUS53 KPAH 111807
TORPAH
MOC017-111830-
/O.NEW.KPAH.TO.W.0064.120611T1807Z-120611T1830Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PADUCAH KY
107 PM CDT MON JUN 11 2012

THE NATIONAL WEATHER SERVICE IN PADUCAH HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN BOLLINGER COUNTY IN SOUTHEAST MISSOURI...

* UNTIL 130 PM CDT.

* AT 103 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF
  PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR MARBLE
  HILL...AND MOVING SOUTH AT 40 MPH.

* LOCATIONS IN THE WARNED AREA INCLUDE...
  ZALMA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3743 9007 3742 8986 3713 8986 3713 8995
      3709 8996 3708 9012 3709 9022
TIME...MOT...LOC 1807Z 340DEG 42KT 3720 9000

$$
1 follow-up statement
757 
WWUS53 KPAH 111818
SVSPAH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PADUCAH KY
118 PM CDT MON JUN 11 2012

MOC017-111830-
/O.CON.KPAH.TO.W.0064.000000T0000Z-120611T1830Z/
BOLLINGER MO-
118 PM CDT MON JUN 11 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHERN BOLLINGER COUNTY
IN SOUTHEAST MISSOURI UNTIL 130 PM CDT...

AT 113 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF
PRODUCING A TORNADO.  THIS DANGEROUS STORM WAS LOCATED NEAR
LEOPOLD...OR NEAR MARBLE HILL...MOVING SOUTHEAST AT 35 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3743 9007 3742 8986 3713 8986 3713 8995
      3709 8996 3708 9012 3709 9022
TIME...MOT...LOC 1817Z 279DEG 20KT 3725 8992

$$

The office that day

Everything else NWS Paducah, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 11, 12:12 PM CDTSevere Thunderstorm WarningPAHCarter, Ripley48 min
Jun 11, 12:36 PM CDTSevere Thunderstorm WarningPAHBollinger24 min
Jun 11, 12:40 PM CDTSevere Thunderstorm WarningPAHWayne65 min
Jun 11, 12:55 PM CDTSevere Thunderstorm WarningPAHButler65 min
Jun 11, 12:59 PM CDTSevere Thunderstorm WarningPAHBollinger31 min
Jun 11, 1:04 PM CDTAreal Flood AdvisoryPAHBollinger116 min
Jun 11, 1:23 PM CDTSevere Thunderstorm WarningPAHCape Girardeau, Scott, Stoddard52 min
Jun 11, 1:27 PM CDTSevere Thunderstorm WarningPAHBollinger, Stoddard47 min
Jun 11, 1:54 PM CDTSevere Thunderstorm WarningPAHNew Madrid, Scott, Stoddard49 min
Jun 11, 2:09 PM CDTSevere Thunderstorm WarningPAHMississippi, New Madrid, Scott, Stoddard48 min

Nearby

Tornado Warnings in Missouri, 2012Every tornado warning in 2012Tornadoes 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.