Alert archive / Illinois / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 232, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 28, 2011, 1:14 PM CDT for Calhoun County, Greene County, Jersey County, Illinois; Lincoln County, Pike County, Missouri. It was in force for 46 min. 5 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, 1:14 PM CDT (18:14 UTC)
- Expired
- May 28, 2011, 2:00 PM CDT
- In force
- 46 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
Counties Calhoun County, IL, Greene County, IL, Jersey County, IL, Lincoln County, MO, Pike County, MO
The radar
The St Louis radar (KLSX), 57 km from the middle of the area, began a volume at 18:17 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, 1:30 PM CDT | HAIL 1 | Eldred, IL | |
| May 28, 1:46 PM CDT | HAIL 1 | Carrollton, IL | ACCOMPANIED BY HEAVY RAIN...THREE QUARTERS OF AN INCH OF RAIN FROM CELL. |
| May 28, 1:55 PM CDT | HAIL 1.75 | Rockbridge, IL | |
| May 28, 1:56 PM CDT | HAIL 1.75 | 3 Wnw Kemper, IL | LOCATED AROUND 3 MILES SOUTH OF ROCKBRIDGE ALONG THE GREENE AND JERSEY COUNTY LINE |
| May 28, 1:59 PM CDT | HAIL 1 | Kemper, IL |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 6.2 hours before the alert went out and 189 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
- 505 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 121 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
947
WUUS53 KLSX 281814
SVRLSX
ILC013-061-083-MOC113-163-281900-
/O.NEW.KLSX.SV.W.0232.110528T1814Z-110528T1900Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
114 PM CDT SAT MAY 28 2011
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CALHOUN COUNTY IN SOUTHWEST ILLINOIS...
SOUTHERN GREENE COUNTY IN SOUTHWEST ILLINOIS...
JERSEY COUNTY IN SOUTHWEST ILLINOIS...
NORTHEASTERN LINCOLN COUNTY IN EAST CENTRAL MISSOURI...
EAST CENTRAL PIKE COUNTY IN NORTHEAST MISSOURI...
* UNTIL 200 PM CDT
* AT 112 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED 6 MILES NORTH OF ELSBERRY...AND MOVING EAST AT 50 MPH.
* LOCATIONS IMPACTED INCLUDE...
ELSBERRY...JERSEYVILLE...HARDIN...CARROLLTON...OLD KANE...KEMPER...
MOZIER...HAMBURG...KAMPSVILLE...MICHAEL...HAYPRESS...ELDRED...
NUTWOOD...WOODY...FIELDON...KANE...OTTERVILLE...MCCLUSKY...
ROCKBRIDGE AND DELHI.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.
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 3931 9015 3900 9015 3900 9027 3895 9028
3919 9094 3940 9086
TIME...MOT...LOC 1814Z 284DEG 45KT 3924 9079
WIND...HAIL 60MPH 1.50IN
$$
CARNEY1 follow-up statement
396
WWUS53 KLSX 281835
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
135 PM CDT SAT MAY 28 2011
ILC013-MOC113-163-281844-
/O.CAN.KLSX.SV.W.0232.000000T0000Z-110528T1900Z/
CALHOUN IL-LINCOLN MO-PIKE MO-
135 PM CDT SAT MAY 28 2011
...THE SEVERE THUNDERSTORM WARNING FOR CALHOUN COUNTY IN SOUTHWEST
ILLINOIS...AND NORTHEASTERN LINCOLN COUNTY IN EAST CENTRAL
MISSOURI...AND EAST CENTRAL PIKE COUNTY IN NORTHEAST MISSOURI IS
CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN ST LOUIS.
LAT...LON 3931 9015 3900 9015 3900 9027 3895 9028
3906 9058 3914 9062 3917 9061 3920 9059
3926 9061 3929 9060 3935 9062 3937 9062
TIME...MOT...LOC 1834Z 282DEG 46KT 3923 9044
$$
ILC061-083-281900-
/O.CON.KLSX.SV.W.0232.000000T0000Z-110528T1900Z/
JERSEY IL-GREENE IL-
135 PM CDT SAT MAY 28 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
GREENE AND JERSEY COUNTIES UNTIL 200 PM CDT...
AT 131 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 6 MILES
SOUTHWEST OF CARROLLTON...OR 12 MILES NORTHWEST OF JERSEYVILLE...
MOVING EAST AT 55 MPH.
LOCATIONS IMPACTED INCLUDE...
JERSEYVILLE...CARROLLTON...OLD KANE...KEMPER...OTTERVILLE...KANE...
MCCLUSKY...ROCKBRIDGE...DELHI AND FIDELITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.
TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN ST LOUIS.
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURE'S LEADING KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.
&&
LAT...LON 3931 9015 3900 9015 3900 9027 3895 9028
3906 9058 3914 9062 3917 9061 3920 9059
3926 9061 3929 9060 3935 9062 3937 9062
TIME...MOT...LOC 1834Z 282DEG 46KT 3923 9044
WIND...HAIL 60MPH 1.00IN
$$
CARNEYThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 12:40 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Pike | 50 min |
| May 28, 1:49 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Jersey, Macoupin, Montgomery | 41 min |
| May 28, 2:28 PM CDT | Severe Thunderstorm Warning | LSX | Fayette, Montgomery | 47 min |
| May 28, 8:51 AM CDT | Severe Thunderstorm Warning | LSX | Sainte Genevieve, Saint Francois, Washington | 39 min |
| May 28, 11:31 AM CDT | Severe Thunderstorm Warning | LSX | Audrain, Monroe | 44 min |
| May 28, 12:06 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Pike, Ralls | 39 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 2011Severe 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.