Alert archive / Missouri / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 153, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 6, 2012, 3:05 PM CDT for Monroe County, Missouri. It was in force for 40 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
- May 6, 2012, 3:05 PM CDT (20:05 UTC)
- Expired
- May 6, 2012, 3:45 PM CDT
- In force
- 40 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Monroe County, MO
The radar
The St Louis radar (KLSX), 139 km from the middle of the area, began a volume at 20:06 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 6, 3:08 PM CDT | HAIL 1 | Paris, MO | |
| May 6, 3:11 PM CDT | HAIL 0.25 | Paris, 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 |
|---|---|---|---|
| May 6, 1:42 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 8.1 hours before the alert went out and 267 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
- 2361 J/kg
- Mixed-layer CIN
- -82 J/kg
- Mixed-layer LCL
- 571 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 181 m²/s²
- 0-3 km storm-relative helicity
- 188 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 9.6
The text
As transmitted, in the capitals the NWS used until 2016.
657
WUUS53 KLSX 062005
SVRLSX
MOC137-062045-
/O.NEW.KLSX.SV.W.0153.120506T2005Z-120506T2045Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
305 PM CDT SUN MAY 6 2012
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EASTERN MONROE COUNTY IN NORTHEAST MISSOURI...
* UNTIL 345 PM CDT
* AT 302 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR PARIS...AND
MOVING SOUTHEAST AT 10 MPH.
HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.
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...
SANTA FE AND STOUTSVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3958 9203 3957 9181 3934 9181 3934 9203
TIME...MOT...LOC 2005Z 296DEG 7KT 3946 9199
HAIL...1.00IN
WIND...60 MPH
$$
MILLER2 follow-up statements
843
WWUS53 KLSX 062019
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
319 PM CDT SUN MAY 6 2012
MOC137-062045-
/O.CON.KLSX.SV.W.0153.000000T0000Z-120506T2045Z/
MONROE MO-
319 PM CDT SUN MAY 6 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN MONROE
COUNTY UNTIL 345 PM CDT...
AT 317 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR PARIS...AND
MOVING SOUTHEAST AT 10 MPH.
HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED. QUARTER SIZE HAIL WAS REPORTED IN PARIS AT
308 PM.
IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. MINOR TREE
DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER BROKEN.
LOCATIONS IMPACTED INCLUDE...
SANTA FE AND STOUTSVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3958 9203 3957 9181 3934 9181 3934 9203
TIME...MOT...LOC 2018Z 296DEG 7KT 3945 9196
HAIL...1.00IN
WIND...60 MPH
$$
MILLER077 WWUS53 KLSX 062036 SVSLSX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 336 PM CDT SUN MAY 6 2012 MOC137-062046- /O.EXP.KLSX.SV.W.0153.000000T0000Z-120506T2045Z/ MONROE MO- 336 PM CDT SUN MAY 6 2012 ...THE SEVERE THUNDERSTORM WARNING FOR EASTERN MONROE COUNTY WILL EXPIRE AT 345 PM CDT... THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY. LAT...LON 3958 9203 3957 9181 3934 9181 3934 9203 TIME...MOT...LOC 2036Z 296DEG 7KT 3943 9192 $$ MILLER
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 2:37 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Shelby | 53 min |
| May 6, 3:35 PM CDT | Severe Thunderstorm Warning | LSX | Marion, Ralls | 25 min |
| May 6, 4:13 PM CDT | Severe Thunderstorm Warning | LSX | Pike, Ralls | 32 min |
| May 6, 4:37 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 23 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.