Alert archive / Missouri / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 229, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 28, 2011, 11:31 AM CDT for Audrain County, Monroe County, Missouri. It was in force for 44 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
- May 28, 2011, 11:31 AM CDT (16:31 UTC)
- Expired
- May 28, 2011, 12:15 PM CDT
- In force
- 44 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.75 in
- Wind
- 60.0 mph
Counties Audrain County, MO, Monroe County, MO
The radar
The St Louis radar (KLSX), 155 km from the middle of the area, began a volume at 16:34 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 28, 11:45 AM CDT | HAIL 1 | 4 S Madison, MO | PUBLIC REPORT RELAYED BY MEDIA. REPORT WAS SHOOTER MARBLE SIZED HAIL. |
| May 28, 11:52 AM CDT | HAIL 1 | 4 S Madison, MO | PUBLIC REPORT RELAYED BY MEDIA. REPORT WAS SHOOTER MARBLE SIZED HAIL. |
| May 28, 11:58 AM CDT | HAIL 0.25 | Paris, MO | SLIGHT LARGER THAN PEA SIZE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 4.5 hours before the alert went out and 269 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
- 541 m above ground
- 0-6 km bulk shear
- 73 kt
- 0-1 km storm-relative helicity
- -21 m²/s²
- 0-3 km storm-relative helicity
- 20 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
399
WUUS53 KLSX 281631
SVRLSX
MOC007-137-281715-
/O.NEW.KLSX.SV.W.0229.110528T1631Z-110528T1715Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1131 AM CDT SAT MAY 28 2011
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN AUDRAIN COUNTY IN CENTRAL MISSOURI...
MONROE COUNTY IN NORTHEAST MISSOURI...
* UNTIL 1215 PM CDT
* AT 1129 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 5 MILES
SOUTHEAST OF MOBERLY...AND MOVING EAST AT 50 MPH.
* LOCATIONS IMPACTED INCLUDE...
PARIS...SANTA FE...MONROE CITY...MADISON...WOODLAWN...GRANVILLE...
DUNCANS BRIDGE...HOLLIDAY...STOUTSVILLE...FLORIDA AND INDIAN CREEK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.
&&
LAT...LON 3960 9231 3961 9223 3960 9219 3965 9219
3966 9172 3932 9173 3925 9232
TIME...MOT...LOC 1632Z 252DEG 44KT 3936 9234
WIND...HAIL 60MPH 1.75IN
$$
GLASS2 follow-up statements
108
WWUS53 KLSX 281650
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1150 AM CDT SAT MAY 28 2011
MOC007-137-281715-
/O.CON.KLSX.SV.W.0229.000000T0000Z-110528T1715Z/
MONROE MO-AUDRAIN MO-
1150 AM CDT SAT MAY 28 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTH CENTRAL
AUDRAIN AND MONROE COUNTIES UNTIL 1215 PM CDT...
AT 1148 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 7 MILES
SOUTHWEST OF PARIS...MOVING EAST AT 50 MPH.
LOCATIONS IMPACTED INCLUDE...
PARIS...SANTA FE...MONROE CITY...STOUTSVILLE...FLORIDA AND INDIAN
CREEK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.
&&
LAT...LON 3950 9221 3955 9220 3965 9214 3966 9172
3932 9173 3926 9221
TIME...MOT...LOC 1651Z 252DEG 44KT 3942 9205
WIND...HAIL 60MPH 1.75IN
$$
GLASS212
WWUS53 KLSX 281718
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1218 PM CDT SAT MAY 28 2011
MOC007-137-281728-
/O.EXP.KLSX.SV.W.0229.000000T0000Z-110528T1715Z/
MONROE MO-AUDRAIN MO-
1218 PM CDT SAT MAY 28 2011
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL AUDRAIN AND
MONROE COUNTIES HAS EXPIRED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
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 3950 9221 3955 9220 3965 9214 3966 9172
3932 9173 3926 9221
TIME...MOT...LOC 1650Z 252DEG 44KT 3942 9206
$$
GLASSThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 8:51 AM CDT | Severe Thunderstorm Warning | LSX | Sainte Genevieve, Saint Francois, Washington | 39 min |
| May 28, 12:06 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Pike, Ralls | 39 min |
| May 28, 12:40 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Pike | 50 min |
| May 28, 1:14 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Pike | 46 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 2011Every severe thunderstorm warning in 2011
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.