Alert archive / Illinois / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 113, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Sep 5, 2012, 9:52 AM CDT for Clay County, Effingham County, Illinois. It was in force for 38 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
- Sep 5, 2012, 9:52 AM CDT (14:52 UTC)
- Expired
- Sep 5, 2012, 10:30 AM CDT
- In force
- 38 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Clay County, IL, Effingham County, IL
The radar
The Evansville,IN radar (KVWX), 113 km from the middle of the area, began a volume at 14:55 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 |
|---|---|---|---|
| Sep 5, 10:33 AM CDT | TSTM WND GST 55 | Hord, IL |
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 |
|---|---|---|---|
| Sep 5, 9:37 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 2.9 hours before the alert went out and 127 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
- 1271 J/kg
- Mixed-layer CIN
- -188 J/kg
- Mixed-layer LCL
- 1037 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 107 m²/s²
- 0-3 km storm-relative helicity
- 138 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
253
WUUS53 KILX 051452
SVRILX
ILC025-049-051530-
/O.NEW.KILX.SV.W.0113.120905T1452Z-120905T1530Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
952 AM CDT WED SEP 5 2012
THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN CLAY COUNTY IN SOUTH CENTRAL ILLINOIS...
EFFINGHAM COUNTY IN SOUTH CENTRAL ILLINOIS...
* UNTIL 1030 AM CDT.
* AT 947 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM WRIGHTS CORNER TO ST. ELMO TO VANDALIA...AND MOVING EAST
SOUTHEAST AT 40 MPH.
* LOCATIONS IMPACTED INCLUDE...
EFFINGHAM...ALTAMONT...SHUMWAY...EDGEWOOD...WATSON...TEUTOPOLIS...
MONTROSE...DIETERICH...BIBLE GROVE...MOCCASIN...ALTAMONT
RESERVOIR...LAKE SARA...MASON...HEARTVILLE...EFFINGHAM COUNTY
AIRPORT...ELLIOTSTOWN AND HORD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORNADOES CAN DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH
ONE IS NOT IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT
QUICKLY AND MOVE TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...
SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.
THESE STORMS HAVE A HISTORY OF PRODUCING WIND DAMAGE. THIS IS AN
EXTREMELY DANGEROUS SITUATION. SEEK SHELTER NOW INSIDE A STURDY
STRUCTURE AND STAY AWAY FROM WINDOWS.
&&
LAT...LON 3887 8870 3891 8870 3891 8881 3921 8881
3921 8847 3917 8847 3917 8837 3878 8836
TIME...MOT...LOC 1451Z 287DEG 34KT 3915 8879 3901 8885
3892 8907
WIND...HAIL 60MPH <.75IN
$$
MILLER3 follow-up statements
248
WWUS53 KILX 051505
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
1005 AM CDT WED SEP 5 2012
ILC025-049-051530-
/O.CON.KILX.SV.W.0113.000000T0000Z-120905T1530Z/
CLAY IL-EFFINGHAM IL-
1005 AM CDT WED SEP 5 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EFFINGHAM AND
NORTHERN CLAY COUNTIES UNTIL 1030 AM CDT...
AT 1000 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM SHUMWAY TO ALTAMONT TO 7 MILES EAST OF SHOBONIER...MOVING EAST
AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
EFFINGHAM...WATSON...TEUTOPOLIS...EDGEWOOD...MONTROSE...
DIETERICH...BIBLE GROVE...HEARTVILLE...EFFINGHAM COUNTY AIRPORT...
MASON...ELLIOTSTOWN AND HORD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORNADOES CAN DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH
ONE IS NOT IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT
QUICKLY AND MOVE TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...
SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.
THIS STORM HAS A HISTORY OF PRODUCING WIND DAMAGE. THIS IS AN
EXTREMELY DANGEROUS SITUATION.
&&
LAT...LON 3887 8870 3891 8870 3891 8881 3921 8881
3921 8847 3917 8847 3917 8837 3878 8836
TIME...MOT...LOC 1504Z 287DEG 34KT 3914 8860 3899 8871
3888 8892
WIND...HAIL 60MPH <.75IN
$$
MILLER450
WWUS53 KILX 051521
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
1021 AM CDT WED SEP 5 2012
ILC025-049-051530-
/O.CON.KILX.SV.W.0113.000000T0000Z-120905T1530Z/
CLAY IL-EFFINGHAM IL-
1021 AM CDT WED SEP 5 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EFFINGHAM AND
NORTHERN CLAY COUNTIES UNTIL 1030 AM CDT...
AT 1015 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM TEUTOPOLIS TO WATSON TO FARINA...MOVING EAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
DIETERICH...BIBLE GROVE...ELLIOTSTOWN AND HORD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS STORM HAS A HISTORY OF PRODUCING WIND DAMAGE ACROSS FAYETTE
COUNTY...NEAR RAMSEY AND ST ELMO. THIS IS AN EXTREMELY DANGEROUS
SITUATION. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY
AWAY FROM WINDOWS.
&&
LAT...LON 3887 8870 3891 8870 3891 8881 3921 8881
3921 8875 3918 8847 3917 8847 3917 8837
3878 8836
TIME...MOT...LOC 1520Z 287DEG 34KT 3910 8841 3895 8852
3884 8873
WIND...HAIL 60MPH <.75IN
$$
MILLER021
WWUS53 KILX 051534
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
1034 AM CDT WED SEP 5 2012
ILC025-049-051543-
/O.EXP.KILX.SV.W.0113.000000T0000Z-120905T1530Z/
CLAY IL-EFFINGHAM IL-
1034 AM CDT WED SEP 5 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWEST EFFINGHAM COUNTY
HAS EXPIRED...
THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE
WARNED AREA.
ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 5 PM CDT.
REMEMBER...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR
SOUTHEAST EFFINGHAM COUNTY AND CLAY COUNTY UNTIL 1130 AM CDT.
LAT...LON 3887 8870 3891 8870 3891 8881 3921 8881
3921 8875 3918 8847 3917 8847 3917 8837
3878 8836
TIME...MOT...LOC 1521Z 287DEG 34KT 3910 8840 3895 8851
3884 8872
$$
MILLERThe office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 5, 4:30 AM CDT | Severe Thunderstorm Warning | ILX | Fulton, Knox | 60 min |
| Sep 5, 5:32 AM CDT | Special Weather Statement | ILX | Knox | 58 min |
| Sep 5, 5:36 AM CDT | Special Weather Statement | ILX | Fulton, Schuyler | 54 min |
| Sep 5, 5:54 AM CDT | Special Weather Statement | ILX | Marshall, Mason, Peoria, Stark, Tazewell, Woodford | 66 min |
| Sep 5, 5:56 AM CDT | Special Weather Statement | ILX | Lawrence | 34 min |
| Sep 5, 6:38 AM CDT | Severe Thunderstorm Warning | ILX | Cass, Mason, Morgan, Schuyler, Scott | 55 min |
| Sep 5, 7:26 AM CDT | Special Weather Statement | ILX | Logan, Menard | 64 min |
| Sep 5, 7:31 AM CDT | Special Weather Statement | ILX | Morgan, Sangamon, Scott | 59 min |
| Sep 5, 7:41 AM CDT | Severe Thunderstorm Warning | ILX | Morgan, Sangamon, Scott | 34 min |
| Sep 5, 8:46 AM CDT | Severe Thunderstorm Warning | ILX | Christian, Shelby | 44 min |
| Sep 5, 10:03 AM CDT | Special Weather Statement | ILX | Stark | 57 min |
| Sep 5, 10:31 AM CDT | Severe Thunderstorm Warning | ILX | Clay, Effingham, Jasper, Richland | 59 min |
| Sep 5, 11:07 AM CDT | Severe Thunderstorm Warning | ILX | Lawrence, Richland | 38 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.