Alert archive / Illinois / Tornado Warnings in 2011
Tornado Warning 52, NWS Lincoln, IL
NWS Lincoln, IL issued this tornado warning at Aug 8, 2011, 5:29 PM CDT for Marshall County, Stark County, Woodford County, Illinois. It was in force for 46 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
- Aug 8, 2011, 5:29 PM CDT (22:29 UTC)
- Expired
- Aug 8, 2011, 6:15 PM CDT
- In force
- 46 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
Counties Marshall County, IL, Stark County, IL, Woodford County, IL
The radar
The Lincoln radar (KILX), 103 km from the middle of the area, began a volume at 22:29 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 |
|---|---|---|---|
| Aug 8, 5:48 PM CDT | TSTM WND GST 60 | 4 W Henry, IL | ESTIMATED 60 MPH WIND GUST |
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, 10.5 hours before the alert went out and 114 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
- 610 J/kg
- Mixed-layer CIN
- -47 J/kg
- Mixed-layer LCL
- 783 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 44 m²/s²
- 0-3 km storm-relative helicity
- 55 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
551
WFUS53 KILX 082229
TORILX
ILC123-175-203-082315-
/O.NEW.KILX.TO.W.0052.110808T2229Z-110808T2315Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
529 PM CDT MON AUG 8 2011
THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A
* TORNADO WARNING FOR...
MARSHALL COUNTY IN CENTRAL ILLINOIS...
NORTHEASTERN STARK COUNTY IN NORTH CENTRAL ILLINOIS...
NORTHEASTERN WOODFORD COUNTY IN CENTRAL ILLINOIS...
* UNTIL 615 PM CDT.
* AT 523 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR ELMIRA...OR 8 MILES SOUTHEAST OF KEWANEE...
AND MOVING EAST AT 50 MPH.
* LOCATIONS IMPACTED INCLUDE...
LACON...CASTLETON...BRADFORD...CAMP GROVE...SPARLAND...HENRY...
VARNA...TOLUCA...WENONA...MINONK...LAKE WILDWOOD...LA ROSE AND
PATTONSBURG.
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 4122 8963 4115 8963 4115 8933 4111 8933
4111 8905 4093 8904 4093 8894 4092 8892
4088 8892 4107 8987 4124 8982
TIME...MOT...LOC 2230Z 283DEG 44KT 4114 8971
$$
BAK3 follow-up statements
753
WWUS53 KILX 082252
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
552 PM CDT MON AUG 8 2011
ILC123-175-203-082315-
/O.CON.KILX.TO.W.0052.000000T0000Z-110808T2315Z/
MARSHALL IL-STARK IL-WOODFORD IL-
552 PM CDT MON AUG 8 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN WOODFORD...
NORTHEASTERN STARK AND MARSHALL COUNTIES UNTIL 615 PM CDT...
AT 546 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR CAMP GROVE...OR 9 MILES NORTHWEST OF LACON...
MOVING EAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
LACON...SPARLAND...HENRY...VARNA...TOLUCA...WENONA...LAKE
WILDWOOD...LA ROSE AND PATTONSBURG.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4122 8963 4115 8963 4115 8933 4111 8933
4111 8905 4093 8904 4093 8894 4092 8892
4088 8892 4107 8987 4124 8982
TIME...MOT...LOC 2251Z 285DEG 35KT 4109 8949
$$
BAK795
WWUS53 KILX 082302
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
602 PM CDT MON AUG 8 2011
ILC175-082312-
/O.CAN.KILX.TO.W.0052.000000T0000Z-110808T2315Z/
STARK IL-
602 PM CDT MON AUG 8 2011
...THE TORNADO WARNING FOR NORTHEASTERN STARK COUNTY IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4103 8961 4114 8950 4115 8933 4111 8933
4111 8905 4093 8904 4093 8894 4092 8892
4088 8892
TIME...MOT...LOC 2302Z 285DEG 35KT 4106 8935
$$
ILC123-203-082315-
/O.CON.KILX.TO.W.0052.000000T0000Z-110808T2315Z/
MARSHALL IL-WOODFORD IL-
602 PM CDT MON AUG 8 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN WOODFORD AND
MARSHALL COUNTIES UNTIL 615 PM CDT...
AT 557 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR SPARLAND...OR NEAR LACON...MOVING EAST AT 40
MPH.
LOCATIONS IMPACTED INCLUDE...
VARNA...TOLUCA...WENONA...LAKE WILDWOOD...LA ROSE AND PATTONSBURG.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4103 8961 4114 8950 4115 8933 4111 8933
4111 8905 4093 8904 4093 8894 4092 8892
4088 8892
TIME...MOT...LOC 2302Z 285DEG 35KT 4106 8935
$$
BAK084
WWUS53 KILX 082312
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
612 PM CDT MON AUG 8 2011
ILC123-203-082322-
/O.EXP.KILX.TO.W.0052.000000T0000Z-110808T2315Z/
MARSHALL IL-WOODFORD IL-
612 PM CDT MON AUG 8 2011
...THE TORNADO WARNING FOR NORTHEASTERN WOODFORD AND MARSHALL
COUNTIES WILL EXPIRE AT 615 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED ACROSS THE WARNED
AREA.
ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT.
LAT...LON 4103 8961 4114 8950 4115 8933 4111 8933
4111 8905 4093 8904 4093 8894 4092 8892
4088 8892
TIME...MOT...LOC 2312Z 285DEG 35KT 4103 8923
$$
BAKThe office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 5:23 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Stark | 67 min |
| Aug 8, 5:57 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Peoria, Stark, Tazewell, Woodford | 46 min |
| Aug 8, 6:50 PM CDT | Special Weather Statement | ILX | Woodford | 55 min |
| Aug 8, 6:55 PM CDT | Special Weather Statement | ILX | Tazewell | 65 min |
Nearby
Tornado Warnings in Illinois, 2011Every tornado warning in 2011Tornadoes 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.