Alert archive / Missouri / Tornado Warnings in 2008

Tornado Warning 27, NWS St. Louis, MO

May 13, 2008Shelby County, Missouri

NWS St. Louis, MO issued this tornado warning at May 13, 2008, 10:02 AM CDT for Shelby County, Missouri. It was in force for 28 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
May 13, 2008, 10:02 AM CDT (15:02 UTC)
Expired
May 13, 2008, 10:30 AM CDT
In force
28 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon

County Shelby County, MO

The radar

The St Louis radar (KLSX), 163 km from the middle of the area, began a volume at 15:04 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
May 13, 10:15 AM CDTHAIL 0.751 W Shelbina, MO

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jan 7, 1:52 PM CSTTornado WatchSPC146 days

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 3.0 hours before the alert went out and 251 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, Davenport, at 12:00Z on 2008-05-13Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Davenport, at 12:00Z on 2008-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 249 square meters per square second.193958Sfc1 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
1395 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
249 m²/s²
0-3 km storm-relative helicity
267 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.

000
WFUS53 KLSX 131502
TORLSX
MOC205-131530-
/O.NEW.KLSX.TO.W.0027.080513T1502Z-080513T1530Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1002 AM CDT TUE MAY 13 2008

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN SHELBY COUNTY IN NORTHEAST MISSOURI

* UNTIL 1030 AM CDT

* AT 1000 AM CDT...LOCAL LAW ENFORCEMENT REPORTED A TORNADO 4 MILES
  NORTH OF MAUD...OR ABOUT 7 MILES WEST OF SHELBINA...MOVING EAST AT
  26 MPH.

* LOCATIONS IMPACTED INCLUDE...
  SHELBINA...
  SHELBYVILLE...
  EMDEN...

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.

LAT...LON 3984 9185 3967 9185 3966 9185 3966 9218
      3961 9219 3961 9226 3965 9228 3976 9230
TIME...MOT...LOC 1502Z 259DEG 22KT 3969 9216

$$

CARNEY
2 follow-up statements
000 
WWUS53 KLSX 131518
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1018 AM CDT TUE MAY 13 2008

MOC205-131530-
/O.CON.KLSX.TO.W.0027.000000T0000Z-080513T1530Z/
SHELBY MO-
1018 AM CDT TUE MAY 13 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1030 AM CDT FOR SOUTHERN
SHELBY COUNTY...

AT 1014 AM CDT...LOCAL LAW ENFORCEMENT REPORTED A TORNADO. THIS
TORNADO WAS LOCATED NEAR SHELBINA...MOVING EAST AT 25 MPH.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...HUNNEWELL AND EMDEN.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
NICKLE SIZE HAIL.

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 3984 9185 3967 9185 3966 9185 3966 9218
      3961 9219 3961 9226 3965 9228 3976 9230
TIME...MOT...LOC 1518Z 259DEG 22KT 3971 9204

$$

CARNEY
000 
WWUS53 KLSX 131535
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1034 AM CDT TUE MAY 13 2008

MOC205-131544-
/O.EXP.KLSX.TO.W.0027.000000T0000Z-080513T1530Z/
SHELBY MO-
1034 AM CDT TUE MAY 13 2008

...THE TORNADO WARNING FOR SOUTHERN SHELBY COUNTY EXPIRED AT 1030 AM 
CDT...

THE STORM WHICH PROMPTED THE TORNADO WARNING NO LONGER APPEARS TO BE 
TORNADIC...THOUGH IT IS STILL SEVERE AND CAPABLE OF PRODUCING LARGE 
HAIL.

LAT...LON 3984 9185 3967 9185 3966 9185 3966 9218
      3961 9219 3961 9226 3965 9228 3976 9230
TIME...MOT...LOC 1518Z 259DEG 22KT 3971 9204

$$

CARNEY

The office that day

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

IssuedProductOfficeCountiesLasted
May 13, 5:39 AM CDTSevere Thunderstorm WarningLSXLincoln, Warren41 min
May 13, 5:50 AM CDTSevere Thunderstorm WarningLSXFranklin, Saint Charles, Warren40 min
May 13, 6:29 AM CDTSevere Thunderstorm WarningLSXFranklin, Jefferson, Saint Louis46 min
May 13, 6:49 AM CDTSevere Thunderstorm WarningLSXLincoln, Pike14 min
May 13, 7:16 AM CDTSevere Thunderstorm WarningLSXJefferson, Saint Charles, Saint Louis, City of Saint Louis18 min
May 13, 7:59 AM CDTSevere Thunderstorm WarningLSXJefferson, Saint Louis, City of Saint Louis31 min
May 13, 9:38 AM CDTSevere Thunderstorm WarningLSXSainte Genevieve40 min
May 13, 9:50 AM CDTSevere Thunderstorm WarningLSXMonroe, Shelby40 min
May 13, 10:27 AM CDTSevere Thunderstorm WarningLSXSainte Genevieve31 min
May 13, 10:30 AM CDTSevere Thunderstorm WarningLSXMarion, Monroe, Ralls, Shelby45 min
May 13, 10:33 AM CDTSevere Thunderstorm WarningLSXAudrain, Boone, Monroe, Ralls42 min
May 13, 11:15 AM CDTSevere Thunderstorm WarningLSXMarion, Ralls45 min
May 13, 11:44 AM CDTSevere Thunderstorm WarningLSXPike, Ralls46 min
May 13, 11:58 AM CDTSevere Thunderstorm WarningLSXSaint Charles, Saint Louis26 min
May 13, 12:09 PM CDTSevere Thunderstorm WarningLSXMarion, Ralls66 min
May 13, 6:38 PM CDTSevere Thunderstorm WarningLSXSaint Louis, City of Saint Louis37 min

Nearby

Tornado Warnings in Missouri, 2008Every tornado warning in 2008Tornadoes in 2008

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.