Alert archive / Illinois / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 167, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jun 4, 2012, 2:57 PM CDT for Calhoun County, Greene County, Jersey County, Illinois. It was in force for 48 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
- Jun 4, 2012, 2:57 PM CDT (19:57 UTC)
- Expired
- Jun 4, 2012, 3:45 PM CDT
- In force
- 48 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Calhoun County, IL, Greene County, IL, Jersey County, IL
The radar
The St Louis radar (KLSX), 45 km from the middle of the area, began a volume at 19:57 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 4, 3:05 PM CDT | HAIL 0.25 | Hardin, IL | STRONG WINDS ALSO REPORTED BUT NO DAMAGE SEEN. |
| Jun 4, 3:12 PM CDT | HAIL 0.88 | 1 Sw Hardin, 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, 8.0 hours before the alert went out and 207 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
- 1375 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 156 m²/s²
- 0-3 km storm-relative helicity
- 231 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
950
WUUS53 KLSX 041957
SVRLSX
ILC013-061-083-042045-
/O.NEW.KLSX.SV.W.0167.120604T1957Z-120604T2045Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
257 PM CDT MON JUN 4 2012
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CALHOUN COUNTY IN SOUTHWEST ILLINOIS...
SOUTHWESTERN GREENE COUNTY IN SOUTHWEST ILLINOIS...
WESTERN JERSEY COUNTY IN SOUTHWEST ILLINOIS...
* UNTIL 345 PM CDT
* AT 252 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR HARDIN...AND
MOVING SOUTHEAST AT 20 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...
HARDIN...NUTWOOD...BATCHTOWN...FIELDON...MEPPEN...BRUSSELS AND
OTTERVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3901 9031 3892 9061 3910 9069 3911 9068
3914 9071 3916 9071 3919 9071 3927 9060
TIME...MOT...LOC 1957Z 328DEG 17KT 3919 9065
HAIL...1.00IN
WIND...60 MPH
$$
BRITT3 follow-up statements
771
WWUS53 KLSX 042013
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
313 PM CDT MON JUN 4 2012
ILC013-061-083-042045-
/O.CON.KLSX.SV.W.0167.000000T0000Z-120604T2045Z/
JERSEY IL-CALHOUN IL-GREENE IL-
313 PM CDT MON JUN 4 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN
GREENE...CALHOUN AND WESTERN JERSEY COUNTIES UNTIL 345 PM CDT...
AT 311 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR HARDIN...AND
MOVING SOUTHEAST AT 20 MPH.
HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED.
IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. MINOR TREE
DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER BROKEN.
LOCATIONS IMPACTED INCLUDE...
NUTWOOD...FIELDON...BATCHTOWN...MEPPEN...OTTERVILLE AND BRUSSELS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3901 9031 3892 9061 3910 9069 3911 9068
3914 9071 3916 9071 3919 9071 3927 9060
TIME...MOT...LOC 2012Z 328DEG 17KT 3913 9060
HAIL...1.00IN
WIND...60 MPH
$$
BRITT538
WWUS53 KLSX 042025
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
325 PM CDT MON JUN 4 2012
ILC061-042033-
/O.CAN.KLSX.SV.W.0167.000000T0000Z-120604T2045Z/
GREENE IL-
325 PM CDT MON JUN 4 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN GREENE COUNTY IS
CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA. ADDITIONAL STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE...AND
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 10 PM CDT.
LAT...LON 3901 9031 3892 9061 3911 9069 3911 9068
3913 9069 3913 9061 3912 9060 3913 9059
3916 9048
TIME...MOT...LOC 2023Z 350DEG 23KT 3903 9063
$$
ILC013-083-042045-
/O.CON.KLSX.SV.W.0167.000000T0000Z-120604T2045Z/
JERSEY IL-CALHOUN IL-
325 PM CDT MON JUN 4 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CALHOUN AND
SOUTHWESTERN JERSEY COUNTIES UNTIL 345 PM CDT...
AT 321 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES NORTHEAST
OF WINFIELD...AND MOVING SOUTH AT 25 MPH.
HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED.
IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. MINOR TREE
DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER BROKEN.
LOCATIONS IMPACTED INCLUDE...
OTTERVILLE...MEPPEN AND BRUSSELS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3901 9031 3892 9061 3911 9069 3911 9068
3913 9069 3913 9061 3912 9060 3913 9059
3916 9048
TIME...MOT...LOC 2023Z 350DEG 23KT 3903 9063
HAIL...1.00IN
WIND...60 MPH
$$
BRITT730
WWUS53 KLSX 042044
SVSLSX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
344 PM CDT MON JUN 4 2012
ILC013-083-042054-
/O.EXP.KLSX.SV.W.0167.000000T0000Z-120604T2045Z/
JERSEY IL-CALHOUN IL-
344 PM CDT MON JUN 4 2012
...THE SEVERE THUNDERSTORM WARNING FOR CALHOUN AND SOUTHWESTERN
JERSEY COUNTIES WILL EXPIRE AT 345 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
A NEW SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
CALHOUN COUNTY UNTIL 415 PM.
ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 10 PM CDT.
LAT...LON 3901 9031 3892 9061 3911 9069 3911 9068
3913 9069 3913 9061 3912 9060 3913 9059
3916 9048
TIME...MOT...LOC 2044Z 350DEG 23KT 3890 9060
$$
BRITTThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 4, 3:33 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun | 42 min |
| Jun 4, 4:38 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 52 min |
| Jun 4, 5:20 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 17 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 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.