Alert archive / Missouri / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 177, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jun 16, 2012, 7:51 PM CDT for 6 counties in Missouri. It was in force for 39 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
- Jun 16, 2012, 7:51 PM CDT (00:51 UTC)
- Expired
- Jun 16, 2012, 8:30 PM CDT
- In force
- 39 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Audrain County, MO, Callaway County, MO, Lincoln County, MO, Montgomery County, MO, Pike County, MO, Warren County, MO
The radar
The St Louis radar (KLSX), 96 km from the middle of the area, began a volume at 00:54 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 |
|---|---|---|---|
| Jun 16, 8:10 PM CDT | TSTM WND GST 45 | 2 Sw Williamsburg, MO | EST 40 TO 50 MPH GUSTS |
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 |
|---|---|---|---|
| Jun 16, 2:45 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 0.9 hours before the alert went out and 279 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
- 809 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 1865 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.2
The text
As transmitted, in the capitals the NWS used until 2016.
825
WUUS53 KLSX 170051
SVRLSX
MOC007-027-113-139-163-219-170130-
/O.NEW.KLSX.SV.W.0177.120617T0051Z-120617T0130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
751 PM CDT SAT JUN 16 2012
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EASTERN AUDRAIN COUNTY IN CENTRAL MISSOURI...
CALLAWAY COUNTY IN CENTRAL MISSOURI...
WESTERN LINCOLN COUNTY IN EAST CENTRAL MISSOURI...
MONTGOMERY COUNTY IN EAST CENTRAL MISSOURI...
SOUTHWESTERN PIKE COUNTY IN NORTHEAST MISSOURI...
NORTHWESTERN WARREN COUNTY IN EAST CENTRAL MISSOURI...
* UNTIL 830 PM CDT
* AT 750 PM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED ALONG A
LINE EXTENDING FROM 6 MILES SOUTHWEST OF LADDONIA TO AUXVASSE TO
NEW BLOOMFIELD...AND MOVING EAST AT 40 MPH.
HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. MINOR TREE
DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER BROKEN.
* LOCATIONS IMPACTED INCLUDE...
FULTON...WELLSVILLE...MONTGOMERY CITY...LADDONIA...MARTINSBURG...
SHAMROCK...WILLIAMSBURG...MINEOLA...BUELL...NEW HARTFORD...NEW
FLORENCE...BELLFLOWER...BIG SPRING...JONESBURG...HAWK POINT...
STEEDMAN...REFORM...MIDDLETOWN...DANVILLE AND PORTLAND.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
TO REPORT SEVERE WEATHER CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN ST
LOUIS.
LARGE HAIL...DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND LIGHTNING
IS OCCURRING WITH THESE STORMS. MOVE INDOORS IMMEDIATELY. LIGHTNING
KILLS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO
BE STRUCK BY LIGHTNING.
TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS!
&&
LAT...LON 3880 9216 3881 9214 3883 9215 3886 9215
3897 9199 3928 9182 3920 9098 3890 9116
3871 9144 3871 9149 3867 9155 3870 9164
3871 9173 3869 9175 3872 9219
TIME...MOT...LOC 0051Z 276DEG 35KT 3918 9172 3896 9185
3878 9209
HAIL...0.75IN
WIND...60 MPH
$$
PHILLIPSON2 follow-up statements
808
WWUS53 KLSX 170112
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
812 PM CDT SAT JUN 16 2012
MOC007-027-113-139-163-219-170130-
/O.CON.KLSX.SV.W.0177.000000T0000Z-120617T0130Z/
CALLAWAY MO-LINCOLN MO-MONTGOMERY MO-PIKE MO-WARREN MO-AUDRAIN MO-
812 PM CDT SAT JUN 16 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
AUDRAIN AND CALLAWAY COUNTIES IN CENTRAL MISSOURI...AND NORTHWESTERN
WARREN...MONTGOMERY AND WESTERN LINCOLN COUNTIES IN EAST CENTRAL
MISSOURI...AND SOUTHWESTERN PIKE COUNTY IN NORTHEAST MISSOURI UNTIL
830 PM CDT...
AT 809 PM CDT...A LINE OF SEVERE THUNDERSTORMS WAS LOCATED ALONG A
LINE EXTENDING FROM 7 MILES NORTHEAST OF WELLSVILLE TO WILLIAMSBURG
TO 8 MILES SOUTHEAST OF FULTON...AND MOVING EAST AT 40 MPH.
HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. MINOR TREE
DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER BROKEN.
LOCATIONS IMPACTED INCLUDE...
MONTGOMERY CITY...MINEOLA...BUELL...NEW FLORENCE...NEW HARTFORD...
BELLFLOWER...BIG SPRING...JONESBURG...HAWK POINT...REFORM...
MIDDLETOWN...DANVILLE...PORTLAND...AMERICUS...OLNEY...HIGH HILL...
TRUXTON...RHINELAND...MCKITTRICK AND SILEX.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
TO REPORT SEVERE WEATHER CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN ST
LOUIS.
LARGE HAIL...DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND LIGHTNING
IS OCCURRING WITH THESE STORMS. MOVE INDOORS IMMEDIATELY. LIGHTNING
KILLS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO
BE STRUCK BY LIGHTNING.
TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS!
&&
LAT...LON 3896 9187 3926 9162 3920 9098 3890 9116
3871 9144 3871 9149 3867 9156 3870 9164
3871 9173 3869 9175 3872 9209
TIME...MOT...LOC 0112Z 276DEG 35KT 3916 9146 3894 9159
3876 9183
HAIL...0.75IN
WIND...60 MPH
$$
PHILLIPSON107
WWUS53 KLSX 170132
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
832 PM CDT SAT JUN 16 2012
MOC007-027-113-139-163-219-170141-
/O.EXP.KLSX.SV.W.0177.000000T0000Z-120617T0130Z/
CALLAWAY MO-LINCOLN MO-MONTGOMERY MO-PIKE MO-WARREN MO-AUDRAIN MO-
832 PM CDT SAT JUN 16 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN AUDRAIN AND
CALLAWAY COUNTIES IN CENTRAL MISSOURI...AND NORTHWESTERN WARREN...
MONTGOMERY AND WESTERN LINCOLN COUNTIES IN EAST CENTRAL MISSOURI...
AND SOUTHWESTERN PIKE COUNTY IN NORTHEAST MISSOURI HAS EXPIRED...
A NEW SEVERE THUNDERSTORM WARNING HAS BEEN ISSUED INCLUDING
MONTGOMERY...WARREN...LINCOLN...AND PIKE COUNTIES.
THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE
WARNED AREA.
ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM.
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 3896 9187 3926 9162 3920 9098 3890 9116
3871 9144 3871 9149 3867 9156 3870 9164
3871 9173 3869 9175 3872 9209
TIME...MOT...LOC 0112Z 276DEG 35KT 3916 9146 3894 9159
3876 9183
$$
PHILLIPSONThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 7:32 PM CDT | Areal Flood Advisory | LSX | Audrain, Boone | 4 hr |
| Jun 16, 8:28 PM CDT | Severe Thunderstorm Warning | LSX | Callaway, Lincoln, Montgomery, Pike, Saint Charles, Warren | 47 min |
| Jun 16, 8:39 PM CDT | Severe Thunderstorm Warning | LSX | Callaway, Cole, Osage | 51 min |
| Jun 16, 9:08 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Gasconade | 44 min |
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.