Alert archive / Illinois / Tornado Warnings in 2011
Tornado Warning 54, NWS Lincoln, IL
NWS Lincoln, IL issued this tornado warning at Aug 8, 2011, 8:24 PM CDT for Champaign County, Vermilion County, Illinois. It was in force for 51 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, 8:24 PM CDT (01:24 UTC)
- Expired
- Aug 8, 2011, 9:15 PM CDT
- In force
- 51 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
Counties Champaign County, IL, Vermilion County, IL
The radar
The Lincoln radar (KILX), 128 km from the middle of the area, began a volume at 01:25 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, 8:56 PM CDT | FUNNEL CLOUD | Henning, IL | FROM COUNTY EMA. |
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 |
|---|---|---|---|
| Aug 8, 5:38 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 1.4 hours before the alert went out and 67 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
- 517 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 1569 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 131 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 3.6
The text
As transmitted, in the capitals the NWS used until 2016.
022
WFUS53 KILX 090124
TORILX
ILC019-183-090215-
/O.NEW.KILX.TO.W.0054.110809T0124Z-110809T0215Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
824 PM CDT MON AUG 8 2011
THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A
* TORNADO WARNING FOR...
NORTHEASTERN CHAMPAIGN COUNTY IN EAST CENTRAL ILLINOIS...
VERMILION COUNTY IN EAST CENTRAL ILLINOIS...
* UNTIL 915 PM CDT.
* AT 821 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED 5 MILES SOUTH OF PAXTON...AND MOVING EAST AT 35
MPH.
* LOCATIONS IMPACTED INCLUDE...
DANVILLE...GIFFORD...RANKIN...POTOMAC...HOOPESTON...ROSSVILLE...
TILTON...WESTVILLE...ARMSTRONG...MIDDLE FORK WILDLIFE AREA...
COLLISON...HENNING...KICKAPOO STATE PARK...ALVIN...BISMARCK AND
VERMILION COUNTY AIRPORT.
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 3997 8753 4036 8817 4040 8815 4040 8796
4041 8794 4049 8793 4050 8752
TIME...MOT...LOC 0124Z 291DEG 29KT 4037 8805
$$
BARKER5 follow-up statements
171
WWUS53 KILX 090138
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
838 PM CDT MON AUG 8 2011
ILC019-090148-
/O.CAN.KILX.TO.W.0054.000000T0000Z-110809T0215Z/
CHAMPAIGN IL-
838 PM CDT MON AUG 8 2011
...THE TORNADO WARNING FOR NORTHEASTERN CHAMPAIGN COUNTY IS
CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4022 8792 4038 8793 4040 8793 4041 8794
4049 8793 4049 8759 4050 8759 4050 8756
4049 8752 3997 8753
TIME...MOT...LOC 0138Z 290DEG 33KT 4032 8788
$$
ILC183-090215-
/O.CON.KILX.TO.W.0054.000000T0000Z-110809T0215Z/
VERMILION IL-
838 PM CDT MON AUG 8 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN VERMILION COUNTY
UNTIL 915 PM CDT...
AT 834 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED 5 MILES EAST OF GIFFORD...OR 12 MILES EAST OF
RANTOUL...MOVING EAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
DANVILLE...POTOMAC...HOOPESTON...ROSSVILLE...TILTON...WESTVILLE...
MIDDLE FORK WILDLIFE AREA...COLLISON...HENNING...KICKAPOO STATE
PARK...ALVIN...BISMARCK AND VERMILION COUNTY AIRPORT.
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 4022 8792 4038 8793 4040 8793 4041 8794
4049 8793 4049 8759 4050 8759 4050 8756
4049 8752 3997 8753
TIME...MOT...LOC 0138Z 290DEG 33KT 4032 8788
$$
BARKER001
WWUS53 KILX 090151
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
851 PM CDT MON AUG 8 2011
ILC183-090215-
/O.CON.KILX.TO.W.0054.000000T0000Z-110809T0215Z/
VERMILION IL-
851 PM CDT MON AUG 8 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN VERMILION COUNTY
UNTIL 915 PM CDT...
AT 848 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR POTOMAC...OR 13 MILES NORTHWEST OF DANVILLE...
MOVING EAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
DANVILLE...ROSSVILLE...TILTON...HENNING...ALVIN...BISMARCK AND
VERMILION COUNTY AIRPORT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.
&&
LAT...LON 4027 8788 4042 8786 4049 8759 4050 8759
4050 8756 4049 8752 3997 8753
TIME...MOT...LOC 0151Z 290DEG 33KT 4028 8773
$$
BARKER665
WWUS53 KILX 090204
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
904 PM CDT MON AUG 8 2011
ILC183-090215-
/O.CON.KILX.TO.W.0054.000000T0000Z-110809T0215Z/
VERMILION IL-
904 PM CDT MON AUG 8 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL VERMILION COUNTY
UNTIL 915 PM CDT...
AT 902 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD.
THIS FUNNEL CLOUD WAS LOCATED NEAR HENNING...OR 10 MILES NORTH OF
DANVILLE...MOVING EAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
ALVIN...BISMARCK AND VERMILION COUNTY AIRPORT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.
&&
LAT...LON 4026 8780 4043 8774 4042 8756 4042 8752
4018 8753
TIME...MOT...LOC 0203Z 290DEG 33KT 4028 8764
$$
BARKER729
WWUS53 KILX 090205 CCA
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
905 PM CDT MON AUG 8 2011
ILC183-090215-
/O.CON.KILX.TO.W.0054.000000T0000Z-110809T0215Z/
VERMILION IL-
905 PM CDT MON AUG 8 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL VERMILION COUNTY
UNTIL 915 PM CDT...
AT 856 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD.
THIS FUNNEL CLOUD WAS LOCATED NEAR HENNING...OR 10 MILES NORTH OF
DANVILLE...MOVING EAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
ALVIN...BISMARCK AND VERMILION COUNTY AIRPORT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.
&&
LAT...LON 4026 8780 4043 8774 4042 8756 4042 8752
4018 8753
TIME...MOT...LOC 0203Z 290DEG 33KT 4028 8764
$$
BARKER519
WWUS53 KILX 090219
SVSILX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
919 PM CDT MON AUG 8 2011
ILC183-090229-
/O.EXP.KILX.TO.W.0054.000000T0000Z-110809T0215Z/
VERMILION IL-
919 PM CDT MON AUG 8 2011
...THE TORNADO WARNING FOR CENTRAL VERMILION COUNTY HAS EXPIRED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
LAT...LON 4026 8780 4043 8774 4042 8756 4042 8752
4018 8753
TIME...MOT...LOC 0205Z 290DEG 33KT 4027 8762
$$
BARKERThe office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 7:19 PM CDT | Special Weather Statement | ILX | DeWitt, McLean | 56 min |
| Aug 8, 7:28 PM CDT | Tornado Warning | ILX | McLean | 18 min |
| Aug 8, 8:15 PM CDT | Special Weather Statement | ILX | Vermilion | 60 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.