Alert archive / Missouri / Tornado Warnings in 2009

Tornado Warning 48, NWS St. Louis, MO

June 17, 2009Callaway County, Missouri

NWS St. Louis, MO issued this tornado warning at Jun 17, 2009, 7:39 PM CDT for Callaway County, Missouri. It was in force for 37 min. 4 reports 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
Jun 17, 2009, 7:39 PM CDT (00:39 UTC)
Expired
Jun 17, 2009, 8:16 PM CDT
In force
37 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon

County Callaway County, MO

The radar

The St Louis radar (KLSX), 107 km from the middle of the area, began a volume at 00:41 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
Jun 17, 7:40 PM CDTFUNNEL CLOUD3 S Fulton, MOLOOKING NORTH APPROX 10 MILES...VIEWS A WELL DEFINED FUNNEL CLOUD
Jun 17, 7:55 PM CDTHAIL 0.71 Nw Fulton, MO
Jun 17, 8:03 PM CDTHAIL 0.75Fulton, MONUMEROUS REPORTS OF ROTATION UNDER THE STORM BEING CALLED INTO 911 DISPATCH.
Jun 17, 8:04 PM CDTHAIL 1.25Fulton, 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
Jun 17, 3:09 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 0.7 hours before the alert went out and 271 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 2009-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2393 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 2009-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 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
2393 J/kg
Mixed-layer CIN
-119 J/kg
Mixed-layer LCL
1588 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
86 m²/s²
Significant tornado parameter
0.1
Supercell composite
3.9

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KLSX 180039
TORLSX
MOC027-180130-
/O.NEW.KLSX.TO.W.0048.090618T0039Z-090618T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
739 PM CDT WED JUN 17 2009

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL CALLAWAY COUNTY IN CENTRAL MISSOURI...

* UNTIL 830 PM CDT

* AT 739 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED 7 MILES NORTHWEST OF FULTON...AND MOVING
  SOUTHEAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  FULTON...
  CARRINGTON...
  KINGDOM CITY...
  STEEDMAN...
  REFORM...
  PORTLAND...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3902 9210 3887 9165 3871 9165 3871 9174
      3869 9178 3867 9186 3884 9215 3890 9217
TIME...MOT...LOC 0040Z 296DEG 22KT 3890 9206

$$

CARNEY
1 follow-up statement
000 
WWUS53 KLSX 180116
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
816 PM CDT WED JUN 17 2009

MOC027-180125-
/O.CAN.KLSX.TO.W.0048.000000T0000Z-090618T0130Z/
CALLAWAY MO-
816 PM CDT WED JUN 17 2009

...THE TORNADO WARNING FOR CENTRAL CALLAWAY COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE TORNADO WARNING IS NO LONGER SHOWING 
SIGNS OF STRONG ROTATION. HOWEVER...GOLF BALL SIZED HAIL IS STILL 
POSSIBLE WITH THIS STORM...AND A SEVERE THUNDERSTORM WARNING REMAINS 
IN EFFECT UNTIL 900 PM.

IN ADDITION...A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM.

LAT...LON 3902 9210 3887 9165 3871 9165 3871 9174
      3869 9178 3867 9186 3884 9215 3890 9217
TIME...MOT...LOC 0115Z 296DEG 22KT 3880 9181

$$

CARNEY

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 7:29 PM CDTSevere Thunderstorm WarningLSXAudrain, Boone, Callaway, Montgomery46 min
Jun 17, 7:41 PM CDTFlash Flood WarningLSXBoone4 hr
Jun 17, 8:14 PM CDTSevere Thunderstorm WarningLSXCallaway, Gasconade, Montgomery, Osage46 min
Jun 17, 8:21 PM CDTFlash Flood WarningLSXCallaway4 hr
Jun 17, 8:45 PM CDTSevere Thunderstorm WarningLSXBoone, Moniteau17 min
Jun 17, 8:59 PM CDTSevere Thunderstorm WarningLSXFranklin, Gasconade, Osage46 min
Jun 17, 9:44 PM CDTSevere Thunderstorm WarningLSXCrawford, Franklin, Gasconade46 min
Jun 18, 12:01 AM CDTFlash Flood WarningLSXCallaway8 hr
Jun 18, 2:29 PM CDTRiver Flood WarningLSXFranklin20 hr

Nearby

Tornado Warnings in Missouri, 2009Every tornado warning in 2009Tornadoes in 2009

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.