Alert archive / Missouri / Tornado Warnings in 2012
Tornado Warning 10, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Feb 29, 2012, 3:05 AM CST for Madison County, Missouri. It was in force for 25 min. 2 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
- Feb 29, 2012, 3:05 AM CST (09:05 UTC)
- Expired
- Feb 29, 2012, 3:30 AM CST
- In force
- 25 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
County Madison County, MO
The radar
The Paducah radar (KPAH), 141 km from the middle of the area, began a volume at 09:07 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 |
|---|---|---|---|
| Feb 29, 3:11 AM CST | TSTM WND DMG | 2 W Marquand, MO | *** 1 INJ *** 3 HOMES DAMAGED... AT LEAST ONE WITH A ROOF MISSING AND THE OTHERS WITH SIDING REMOVED. ANOTHER ROOF REMOVED FROM BARN. SEVERAL TREES DOWNED WITH DIAMETERS IN EXCESS OF 16 INCHES. |
| Feb 29, 3:11 AM CST | TORNADO | 2 W Marquand, MO | *** 1 INJ *** 3 HOMES DAMAGED... AT LEAST ONE WITH A ROOF MISSING AND THE OTHERS WITH SIDING REMOVED. ANOTHER ROOF REMOVED FROM BARN. SEVERAL TREES DOWNED WITH DIAMETERS IN EXCESS OF 16 INCHES. DAMAGE RATED AT EF1. |
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 |
|---|---|---|---|
| Feb 29, 1:14 AM CST | Tornado Watch | SPC | 11 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 9.1 hours before the alert went out and 288 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
- 61 J/kg
- Mixed-layer CIN
- -316 J/kg
- Mixed-layer LCL
- 578 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 335 m²/s²
- 0-3 km storm-relative helicity
- 421 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.2
The text
As transmitted, in the capitals the NWS used until 2016.
518
WFUS53 KLSX 290905
TORLSX
MOC123-290930-
/O.NEW.KLSX.TO.W.0010.120229T0905Z-120229T0930Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
305 AM CST WED FEB 29 2012
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* TORNADO WARNING FOR...
CENTRAL MADISON COUNTY IN SOUTHEAST MISSOURI...
* UNTIL 330 AM CST
* AT 300 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR SACO...OR 14 MILES SOUTHWEST OF
FREDERICKTOWN...AND MOVING EAST AT 55 MPH.
* LOCATIONS IMPACTED INCLUDE...
MARQUAND.
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.
TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.
&&
LAT...LON 3736 9047 3747 9049 3753 9013 3737 9014
3736 9014
TIME...MOT...LOC 0905Z 263DEG 49KT 3742 9038
$$
TILLY2 follow-up statements
482 WWUS53 KLSX 290918 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 318 AM CST WED FEB 29 2012 MOC123-290930- /O.CON.KLSX.TO.W.0010.000000T0000Z-120229T0930Z/ MADISON MO- 318 AM CST WED FEB 29 2012 ...A TORNADO WARNING REMAINS IN EFFECT FOR EAST CENTRAL MADISON COUNTY UNTIL 330 AM CST... AT 314 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED WEST OF MARQUAND...OR 10 MILES SOUTH OF FREDERICKTOWN...MOVING EAST AT 55 MPH. LOCATIONS IMPACTED INCLUDE... MARQUAND AND RURAL AREAS OF EXTREME EASTERN MADISON COUNTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW. && LAT...LON 3736 9032 3748 9035 3753 9013 3736 9014 TIME...MOT...LOC 0918Z 263DEG 48KT 3744 9018 $$ TILLY
508 WWUS53 KLSX 290926 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 326 AM CST WED FEB 29 2012 MOC123-290937- /O.EXP.KLSX.TO.W.0010.000000T0000Z-120229T0930Z/ MADISON MO- 326 AM CST WED FEB 29 2012 ...THE TORNADO WARNING FOR EAST CENTRAL MADISON COUNTY WILL EXPIRE AT 330 AM CST... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. HOWEVER GUSTY WINDS ARE STILL POSSIBLE WITH THIS THUNDERSTORM. IN ADDITION...STRONG THUNDERSTORMS MAY REDEVELOP...AND A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 AM CST. TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN ST LOUIS. LAT...LON 3736 9032 3748 9035 3753 9013 3736 9014 TIME...MOT...LOC 0927Z 263DEG 49KT 3746 9002 $$ TILLY
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 29, 1:21 AM CST | Tornado Warning | LSX | Crawford | 39 min |
| Feb 29, 1:52 AM CST | Severe Thunderstorm Warning | LSX | Jefferson, Saint Francois, Washington | 53 min |
| Feb 29, 2:13 AM CST | Tornado Warning | LSX | Jefferson, Saint Francois, Washington | 20 min |
| Feb 29, 2:22 AM CST | Severe Thunderstorm Warning | LSX | Iron, Reynolds | 38 min |
| Feb 29, 2:31 AM CST | Severe Thunderstorm Warning | LSX | Jefferson, Sainte Genevieve | 31 min |
| Feb 29, 2:50 AM CST | Severe Thunderstorm Warning | LSX | Madison | 40 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.