Alert archive / Missouri / Tornado Warnings in 2009
Tornado Warning 17, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at May 13, 2009, 5:55 PM CDT for Knox County, Missouri. It was in force for 65 min. 7 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
- May 13, 2009, 5:55 PM CDT (22:55 UTC)
- Expired
- May 13, 2009, 7:00 PM CDT
- In force
- 65 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
County Knox County, MO
The radar
The Quad Cities radar (KDVN), 198 km from the middle of the area, began a volume at 22:55 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 |
|---|---|---|---|
| May 13, 6:29 PM CDT | FUNNEL CLOUD | Edina, MO | THE FUNNEL CLOUD WAS REPORTED JUST TO THE WEST OF EDINA MISSOURI. |
| May 13, 6:30 PM CDT | TORNADO | 2 W Baring, MO | INTERMITTENT TOUCHDOWNS UNDER WALL CLOUD. |
| May 13, 6:33 PM CDT | TORNADO | 2 N Edina, MO | DAMAGE TO POWER LINES REPORTED. TIME ESTIMATED. |
| May 13, 6:40 PM CDT | TORNADO | 2 N Edina, MO | STRUCTURES DESTROYED...TREES AND POWER POLES SNAPPED AND ACROSS THE ROAD AROUND 2 MILES NORTH OF EDINA ON HIGHWAY 15 |
| May 13, 6:42 PM CDT | TSTM WND DMG | 1 N Edina, MO | POWER LINES BLOWN DOWN ON NORTH SIDE OF TOWN. VERY HEAVY RAINFALL AS WELL. |
| May 13, 6:48 PM CDT | TSTM WND DMG | 1 N Edina, MO | POWER LINES BLOWN DOWN ON NORTH SIDE OF TOWN. VERY HEAVY RAINFALL AS WELL. |
| May 13, 6:54 PM CDT | FUNNEL CLOUD | 1 Nw Knox City, MO | RAPIDLY ROTATING WALL CLOUD WITH NUMEROUS FUNNELS. |
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 |
|---|---|---|---|
| May 13, 2:39 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 10.9 hours before the alert went out and 203 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
- 556 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 332 m²/s²
- 0-3 km storm-relative helicity
- 344 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 132255
TORLSX
MOC103-140000-
/O.NEW.KLSX.TO.W.0017.090513T2255Z-090514T0000Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
555 PM CDT WED MAY 13 2009
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN KNOX COUNTY IN NORTHEAST MISSOURI...
* UNTIL 700 PM CDT
* AT 554 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR KIRKSVILLE...AND MOVING NORTHEAST AT 25 MPH.
* LOCATIONS IMPACTED INCLUDE...
EDINA...GREENSBURG...KNOX CITY...COLONY AND BARING.
A SECOND STORM FURTHER WEST OF KIRKSVILLE HAS HAD A LARGE TORNADO
REPORTED WITH IT...AND WILL ALSO BE MOVING EAST INTO NORTHERN KNOX
COUNTY.
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.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY 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 4031 9196 4030 9195 4013 9195 4016 9235
4030 9236 4031 9235 4031 9205
TIME...MOT...LOC 2254Z 246DEG 23KT 4017 9253
$$
CVKING3 follow-up statements
000
WWUS53 KLSX 132313
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
613 PM CDT WED MAY 13 2009
MOC103-140000-
/O.CON.KLSX.TO.W.0017.000000T0000Z-090514T0000Z/
KNOX MO-
613 PM CDT WED MAY 13 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR NORTHERN
KNOX COUNTY...
AT 611 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
CONFIRMED TORNADO. THIS TORNADO WAS LOCATED 16 MILES WEST OF
BARING...OR JUST NORTH OF KIRKSVILLE...MOVING EAST AT 30 MPH.
LOCATIONS IMPACTED INCLUDE...
EDINA...GREENSBURG...KNOX CITY...COLONY AND BARING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES
OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF
NO SHELTER IS AVAILABLE... LIE FLAT IN THE NEAREST DITCH OR OTHER LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
&&
LAT...LON 4031 9196 4030 9195 4013 9195 4016 9235
4030 9236 4031 9235 4031 9205
TIME...MOT...LOC 2313Z 284DEG 20KT 4023 9249
$$
CVKING000
WWUS53 KLSX 132320
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
620 PM CDT WED MAY 13 2009
MOC103-140000-
/O.CON.KLSX.TO.W.0017.000000T0000Z-090514T0000Z/
KNOX MO-
620 PM CDT WED MAY 13 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR NORTHERN
KNOX COUNTY...
AT 618 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR AND STORM
SPOTTERS WERE TRACKING A LARGE AND EXTREMELY DANGEROUS TORNADO. THIS
TORNADO WAS LOCATED 12 MILES WEST OF BARING...OR 8 MILES EAST OF
KIRKSVILLE...MOVING EAST AT 30 MPH.
LOCATIONS IMPACTED INCLUDE...
EDINA...GREENSBURG...KNOX CITY...COLONY AND BARING.
THIS TORNADO HAS HAD A HISTORY OF BEING ONE QUARTER TO ONE HALF MILE
WIDE AND RAIN WRAPPED. DONT BE CAUGHT OFF GUARD...GO TO SHELTER NOW
THIS TORNADO HAS PRODUCES SIGNIFICANT DAMAGE ON THE NORTH SIDE OF
KIRKSVILLE...INCLUDING SEVERAL HOMES BEING LEVELED.
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 4031 9196 4030 9195 4013 9195 4016 9235
4030 9236 4031 9235 4031 9205
TIME...MOT...LOC 2319Z 280DEG 26KT 4022 9242
$$
CVKING000
WWUS53 KLSX 132332
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
632 PM CDT WED MAY 13 2009
MOC103-140000-
/O.CON.KLSX.TO.W.0017.000000T0000Z-090514T0000Z/
KNOX MO-
632 PM CDT WED MAY 13 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR NORTHERN
KNOX COUNTY...
AT 631 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR AND STORM
SPOTTERS WERE TRACKING A LARGE AND EXTREMELY DANGEROUS TORNADO. THIS
TORNADO WAS LOCATED NEAR BARING...OR 8 MILES NORTHWEST OF EDINA...
MOVING EAST AT 35 MPH.
LOCATIONS IMPACTED INCLUDE...
EDINA...GREENSBURG...KNOX CITY...COLONY AND BARING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS AN EXTREMELY DANGEROUS AND LIFE THREATENING SITUATION. THIS
STORM IS PRODUCING VIOLENT TORNADOES. IF YOU ARE IN THE PATH OF THIS
TORNADO...TAKE COVER IMMEDIATELY
HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.
&&
LAT...LON 4031 9196 4030 9195 4013 9195 4016 9235
4030 9236 4031 9235 4031 9205
TIME...MOT...LOC 2332Z 270DEG 30KT 4025 9229
$$
CVKINGThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 13, 3:41 AM CDT | Severe Thunderstorm Warning | LSX | Saint Charles, Saint Louis | 49 min |
| May 13, 3:44 AM CDT | Severe Thunderstorm Warning | LSX | Audrain, Lincoln, Montgomery, Pike | 46 min |
| May 13, 4:18 AM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Pike | 42 min |
| May 13, 2:44 PM CDT | Severe Thunderstorm Warning | LSX | Iron, Madison, Reynolds | 34 min |
| May 13, 3:04 PM CDT | Flash Flood Watch | LSX | Boone, Callaway, Cole, Crawford, Franklin, Gasconade and 15 more | 12 hr |
| May 13, 6:39 PM CDT | Tornado Warning | LSX | Knox, Lewis | 66 min |
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.