Alert archive / Missouri / Tornado Warnings in 2007
Tornado Warning 15, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Aug 8, 2007, 4:49 PM CDT for Marion County, Missouri. It was in force for 71 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
- Aug 8, 2007, 4:49 PM CDT (21:49 UTC)
- Expired
- Aug 8, 2007, 6:00 PM CDT
- In force
- 71 min
- Issued by
- NWS St. Louis, MO
- Area
- Counties, with a storm outline in the text
County Marion County, MO
The radar
The St Louis radar (KLSX), 147 km from the middle of the area, began a volume at 21:51 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 8, 5:55 PM CDT | HAIL 1 | 5 Nne Palmyra, 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 8, 3:50 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 9.8 hours before the alert went out and 215 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1214 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS53 KLSX 082148
TORLSX
MOC127-082300-
/O.NEW.KLSX.TO.W.0015.070808T2149Z-070808T2300Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
449 PM CDT WED AUG 8 2007
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* TORNADO WARNING FOR...
MARION COUNTY IN NORTHEAST MISSOURI
* UNTIL 600 PM CDT
* AT 447 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM WITH STRONG ROTATION 12 MILES NORTH OF
PHILADELPHIA...OR ABOUT 17 MILES SOUTHWEST OF CANTON...MOVING
SOUTHEAST AT 25 MPH.
* LOCATIONS IMPACTED INCLUDE...
PHILADELPHIA...
PALMYRA...
HANNIBAL...
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.
IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
BASEBALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.
LAT...LON 3994 9145 3990 9144 3989 9146 3987 9146
3978 9137 3969 9132 3969 9151 3986 9185
3995 9185
$$
CVKING3 follow-up statements
000
WWUS53 KLSX 082208
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
508 PM CDT WED AUG 8 2007
MOC127-082300-
/O.CON.KLSX.TO.W.0015.000000T0000Z-070808T2300Z/
MARION MO-
508 PM CDT WED AUG 8 2007
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR MARION
COUNTY...
AT 504 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD.
THIS TORNADO WAS LOCATED 7 MILES NORTH OF PHILADELPHIA...OR ABOUT 13
MILES NORTHWEST OF PALMYRA...MOVING SOUTHEAST AT 25 MPH.
LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...TAYLOR...PALMYRA AND
HANNIBAL.
LARGE AND DESTRUCTIVE HAIL UP TO THE SIZE OF GOLF BALLS IS LIKELY
WITH THIS SEVERE THUNDERSTORM.
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
LAT...LON 3994 9145 3990 9144 3989 9146 3987 9146
3978 9137 3969 9132 3969 9157 3986 9185
3995 9185
$$
CVKING000
WWUS53 KLSX 082240
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
540 PM CDT WED AUG 8 2007
MOC127-082300-
/O.CON.KLSX.TO.W.0015.000000T0000Z-070808T2300Z/
MARION MO-
540 PM CDT WED AUG 8 2007
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR EASTERN
MARION COUNTY...
AT 537 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD.
THIS TORNADO WAS LOCATED JUST NORTH OF PALMYRA...MOVING SOUTHEAST AT
20 MPH.
LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...PALMYRA AND
HANNIBAL.
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 3994 9145 3990 9144 3987 9145 3978 9137
3969 9132 3969 9157 3988 9165 3995 9154
$$
CVKING000
WWUS53 KLSX 082257
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
557 PM CDT WED AUG 8 2007
MOC127-082307-
/O.EXP.KLSX.TO.W.0015.000000T0000Z-070808T2300Z/
MARION MO-
557 PM CDT WED AUG 8 2007
...THE TORNADO WARNING FOR EASTERN MARION COUNTY EXPIRES AT 600 PM
CDT...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE COUNTY.
ADDITIONAL STRONG THUNDERSTORMS ARE POSSIBLE...AND A SEVERE
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 9 PM.
LAT...LON 3994 9145 3990 9144 3987 9145 3978 9137
3969 9132 3969 9157 3988 9165 3995 9154
$$
CVKINGThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 3:41 PM CDT | Severe Thunderstorm Warning | LSX | Knox | 64 min |
| Aug 8, 4:06 PM CDT | Tornado Warning | LSX | Knox | 24 min |
| Aug 8, 4:12 PM CDT | Tornado Warning | LSX | Lewis | 63 min |
Nearby
Tornado Warnings in Missouri, 2007Every tornado warning in 2007Tornadoes in 2007
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.