Alert archive / Missouri / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 263, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Sep 6, 2012, 1:44 PM CDT for Cole County, Moniteau County, Missouri. It was in force for 46 min. 3 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
- Sep 6, 2012, 1:44 PM CDT (18:44 UTC)
- Expired
- Sep 6, 2012, 2:30 PM CDT
- In force
- 46 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Cole County, MO, Moniteau County, MO
The radar
The St Louis radar (KLSX), 141 km from the middle of the area, began a volume at 19:03 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 |
|---|---|---|---|
| Sep 6, 2:25 PM CDT | TSTM WND GST 50 | 1 W Hickory Hill, MO | SMALL BRANCHES DOWN |
| Sep 6, 2:25 PM CDT | TSTM WND GST 50 | 6 Ene High Point, MO | |
| Sep 6, 2:27 PM CDT | TSTM WND GST 50 | Hickory Hill, MO | 45-50 MPH WIND GUSTS WITH A FEW 1-2 INCH DIAMTER LIMBS DOWN. TIME ESTIMATED FROM RADAR. |
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 |
|---|---|---|---|
| Sep 6, 12:28 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 6.7 hours before the alert went out and 220 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
- 841 J/kg
- Mixed-layer CIN
- -167 J/kg
- Mixed-layer LCL
- 1845 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 10 m²/s²
- 0-3 km storm-relative helicity
- 32 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
083
WUUS53 KLSX 061844
SVRLSX
MOC051-135-061930-
/O.NEW.KLSX.SV.W.0263.120906T1844Z-120906T1930Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
144 PM CDT THU SEP 6 2012
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
COLE COUNTY IN CENTRAL MISSOURI...
SOUTHERN MONITEAU COUNTY IN CENTRAL MISSOURI...
* UNTIL 230 PM CDT
* AT 141 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES WEST OF
ELDON...AND MOVING EAST AT 45 MPH.
HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.
SOURCE...TRAINED WEATHER SPOTTERS HAVE REPORTED WIDESPREAD TREE
DAMAGE WITH THIS STORM.
IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. MINOR TREE
DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER BROKEN.
* LOCATIONS IMPACTED INCLUDE...
JEFFERSON CITY...HIGH POINT...MCGIRK...RUSSELLVILLE...CENTERTOWN...
HICKORY HILL...ST. MARTINS...BRAZITO...ST. THOMAS...WARDSVILLE...
TAOS...LATHAM...ENON...EUGENE...LOHMAN...ELSTON...OSAGE BEND...
SCHUBERT AND OSAGE CITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
THIS IS A DANGEROUS SITUATION. THIS STORM IS PRODUCING WIDESPREAD
WIND DAMAGE ACROSS PORTIONS OF BENTON COUNTY. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.
&&
LAT...LON 3863 9221 3859 9220 3856 9212 3855 9203
3850 9201 3847 9206 3847 9217 3841 9211
3838 9214 3837 9219 3833 9220 3832 9226
3834 9229 3833 9240 3842 9241 3843 9263
3859 9284 3863 9285
TIME...MOT...LOC 1843Z 260DEG 40KT 3834 9269
HAIL...1.00IN
WIND...60 MPH
$$
TILLY2 follow-up statements
970
WWUS53 KLSX 061907
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
207 PM CDT THU SEP 6 2012
MOC051-135-061930-
/O.CON.KLSX.SV.W.0263.000000T0000Z-120906T1930Z/
COLE MO-MONITEAU MO-
207 PM CDT THU SEP 6 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
MONITEAU AND COLE COUNTIES UNTIL 230 PM CDT...
AT 203 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR HIGH POINT...
AND MOVING EAST AT 55 MPH.
HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.
SOURCE...TRAINED WEATHER SPOTTERS REPORTED TREES SNAPPED ACROSS
PORTIONS OF MORGAN COUNTY.
IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. MINOR TREE
DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER BROKEN.
LOCATIONS IMPACTED INCLUDE...
JEFFERSON CITY...MCGIRK...RUSSELLVILLE...CENTERTOWN...HICKORY HILL...
ST. MARTINS...BRAZITO...ST. THOMAS...WARDSVILLE...TAOS...LOHMAN...
ELSTON...OSAGE BEND AND SCHUBERT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
THIS IS A DANGEROUS SITUATION. THIS STORM IS PRODUCING WIDESPREAD
WIND DAMAGE ACROSS PORTIONS OF MORGAN COUNTY. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.
&&
LAT...LON 3863 9284 3863 9221 3859 9220 3856 9212
3855 9203 3850 9201 3847 9206 3847 9217
3840 9212 3838 9214 3837 9219 3833 9220
3832 9226 3834 9229 3833 9240 3842 9241
3843 9263 3859 9284
TIME...MOT...LOC 1906Z 264DEG 47KT 3845 9250
HAIL...1.00IN
WIND...60 MPH
$$
TILLY896
WWUS53 KLSX 061932
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
232 PM CDT THU SEP 6 2012
MOC051-135-061942-
/O.EXP.KLSX.SV.W.0263.000000T0000Z-120906T1930Z/
COLE MO-MONITEAU MO-
232 PM CDT THU SEP 6 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN MONITEAU AND COLE
COUNTIES HAS BEEN REISSUED...
PLEASE REFER TO THAT BULLETIN FOR THE LATEST SEVERE WEATHER
INFORMATION.
LAT...LON 3863 9284 3863 9221 3859 9220 3856 9212
3855 9203 3850 9201 3847 9206 3847 9217
3840 9212 3838 9214 3837 9219 3833 9220
3832 9226 3834 9229 3833 9240 3842 9241
3843 9263 3859 9284
TIME...MOT...LOC 1907Z 264DEG 31KT 3841 9251
$$
TILLYThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 2:28 PM CDT | Severe Thunderstorm Warning | LSX | Callaway, Cole, Osage | 47 min |
| Sep 6, 2:31 PM CDT | Severe Thunderstorm Warning | LSX | Crawford | 44 min |
| Sep 6, 3:00 PM CDT | Flash Flood Warning | LSX | Crawford | 5 hr |
| Sep 6, 3:13 PM CDT | Severe Thunderstorm Warning | LSX | Saint Francois, Washington | 27 min |
| Sep 6, 3:15 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Franklin, Gasconade | 45 min |
| Sep 6, 3:31 PM CDT | Severe Thunderstorm Warning | LSX | Iron, Washington | 44 min |
| Sep 6, 3:39 PM CDT | Severe Thunderstorm Warning | LSX | Franklin | 54 min |
| Sep 6, 3:58 PM CDT | Severe Thunderstorm Warning | LSX | Iron, Reynolds | 47 min |
| Sep 6, 4:02 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Jefferson, Saint Charles, Saint Louis, Warren, Washington | 43 min |
| Sep 6, 4:20 PM CDT | Severe Thunderstorm Warning | LSX | Madison | 40 min |
| Sep 6, 4:38 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Sainte Genevieve, Saint Louis | 37 min |
| Sep 6, 5:18 PM CDT | Areal Flood Advisory | LSX | Madison, Saint Francois | 3 hr |
Nearby
Severe Thunderstorm Warnings in Missouri, 2012Every severe thunderstorm warning 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.