Alert archive / Illinois / Tornado Warnings in 2012
Tornado Warning 21, NWS Lincoln, IL
NWS Lincoln, IL issued this tornado warning at Sep 1, 2012, 12:43 PM CDT for Marshall County, Stark County, Illinois. It was in force for 47 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
- Sep 1, 2012, 12:43 PM CDT (17:43 UTC)
- Expired
- Sep 1, 2012, 1:30 PM CDT
- In force
- 47 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
Counties Marshall County, IL, Stark County, IL
The radar
The Quad Cities radar (KDVN), 92 km from the middle of the area, began a volume at 17:46 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 1, 1:07 PM CDT | TORNADO | 2 Nw Camp Grove, IL | BRIEF TOUCHDOWN IN FIELD NEAR 850N AND 1700E |
| Sep 1, 1:08 PM CDT | TORNADO | 2 E Wyoming, IL | TORNADO ON GROUND FOR 3 MINUTES...NO DAMAGE REPORTED |
| Sep 1, 1:24 PM CDT | TORNADO | 4 N Wyoming, IL | TORNADO ON GROUND FOR 2 MINUTES...NO DAMAGE |
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, 5.7 hours before the alert went out and 87 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
- 35 J/kg
- Mixed-layer CIN
- -126 J/kg
- Mixed-layer LCL
- 860 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
075
WFUS53 KILX 011743
TORILX
ILC123-175-011830-
/O.NEW.KILX.TO.W.0021.120901T1743Z-120901T1830Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
1243 PM CDT SAT SEP 1 2012
THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A
* TORNADO WARNING FOR...
WESTERN MARSHALL COUNTY IN CENTRAL ILLINOIS...
NORTHERN STARK COUNTY IN NORTH CENTRAL ILLINOIS...
* UNTIL 130 PM CDT.
* AT 1237 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
DANGEROUS STORM WAS LOCATED NEAR SPARLAND...AND MOVING NORTHWEST
AT 20 MPH.
* LOCATIONS IMPACTED INCLUDE...
CAMP GROVE...CASTLETON...BRADFORD...OSCEOLA AND ELMIRA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4124 8964 4123 8963 4115 8963 4115 8949
4101 8942 4097 8945 4097 8951 4115 8997
4116 8987 4123 8987 4124 8986
TIME...MOT...LOC 1742Z 138DEG 16KT 4102 8949
$$
BARNES3 follow-up statements
513
WWUS53 KILX 011759
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
1259 PM CDT SAT SEP 1 2012
ILC123-175-011830-
/O.CON.KILX.TO.W.0021.000000T0000Z-120901T1830Z/
MARSHALL IL-STARK IL-
1259 PM CDT SAT SEP 1 2012
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN STARK AND WESTERN
MARSHALL COUNTIES UNTIL 130 PM CDT...
AT 1254 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR CAMP GROVE...OR 9 MILES WEST OF LACON...MOVING
NORTHWEST AT 20 MPH.
LOCATIONS IMPACTED INCLUDE...
CAMP GROVE...CASTLETON...BRADFORD...OSCEOLA AND ELMIRA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4124 8964 4123 8963 4115 8963 4115 8949
4101 8942 4097 8945 4097 8951 4115 8997
4116 8987 4123 8987 4124 8986
TIME...MOT...LOC 1759Z 138DEG 16KT 4104 8960
$$
BARNES557
WWUS53 KILX 011815
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
115 PM CDT SAT SEP 1 2012
ILC123-011824-
/O.CAN.KILX.TO.W.0021.000000T0000Z-120901T1830Z/
MARSHALL IL-
115 PM CDT SAT SEP 1 2012
...THE TORNADO WARNING FOR WESTERN MARSHALL COUNTY IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4124 8964 4123 8963 4116 8964 4111 8964
4106 8964 4102 8964 4115 8997 4116 8987
4123 8987 4124 8986
TIME...MOT...LOC 1814Z 138DEG 16KT 4110 8969
$$
ILC175-011830-
/O.CON.KILX.TO.W.0021.000000T0000Z-120901T1830Z/
STARK IL-
115 PM CDT SAT SEP 1 2012
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN STARK COUNTY
UNTIL 130 PM CDT...
AT 110 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A BRIEF TORNADO
TOUCHDOWN 2 MILES NORTHWEST OF CAMP GROVE. THE TORNADO WAS MOVING
NORTHWEST AT 20 MPH.
LOCATIONS IMPACTED INCLUDE...
CASTLETON...BRADFORD...ELMIRA AND OSCEOLA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4124 8964 4123 8963 4116 8964 4111 8964
4106 8964 4102 8964 4115 8997 4116 8987
4123 8987 4124 8986
TIME...MOT...LOC 1814Z 138DEG 16KT 4110 8969
$$
BARNES422
WWUS53 KILX 011824
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
124 PM CDT SAT SEP 1 2012
ILC175-011834-
/O.EXP.KILX.TO.W.0021.000000T0000Z-120901T1830Z/
STARK IL-
124 PM CDT SAT SEP 1 2012
...THE TORNADO WARNING FOR NORTHERN STARK COUNTY WILL EXPIRE AT 130
PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO
WATCH REMAINS IN EFFECT UNTIL 9 PM CDT.
LAT...LON 4124 8964 4123 8963 4116 8964 4111 8964
4106 8964 4102 8964 4115 8997 4116 8987
4123 8987 4124 8986
TIME...MOT...LOC 1824Z 138DEG 16KT 4113 8973
$$
BARNESThe office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 1, 11:48 AM CDT | Tornado Warning | ILX | Marshall, Woodford | 42 min |
| Sep 1, 12:01 PM CDT | Tornado Warning | ILX | Marshall, Peoria, Woodford | 44 min |
| Sep 1, 12:07 PM CDT | Tornado Warning | ILX | Logan, Tazewell | 22 min |
| Sep 1, 12:26 PM CDT | Tornado Warning | ILX | Marshall | 49 min |
| Sep 1, 2:41 PM CDT | Tornado Warning | ILX | Christian, Logan, Sangamon | 49 min |
| Sep 1, 2:50 PM CDT | Tornado Warning | ILX | Mason, Menard, Sangamon | 40 min |
| Sep 1, 4:24 PM CDT | Flash Flood Warning | ILX | Effingham | 6 hr |
Nearby
Tornado Warnings in Illinois, 2012Every tornado warning in 2012Tornadoes 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.