Alert archive / Illinois / Tornado Warnings in 2011

Tornado Warning 49, NWS Lincoln, IL

June 15, 2011Clark County, Coles County, Cumberland County, Illinois

NWS Lincoln, IL issued this tornado warning at Jun 15, 2011, 3:45 PM CDT for Clark County, Coles County, Cumberland County, Illinois. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 15, 2011, 3:45 PM CDT (20:45 UTC)
Expired
Jun 15, 2011, 4:16 PM CDT
In force
31 min
Issued by
NWS Lincoln, IL
Area
Storm-based polygon

Counties Clark County, IL, Coles County, IL, Cumberland County, IL

The radar

The Evansville,IN radar (KVWX), 124 km from the middle of the area, began a volume at 20:47 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.

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 8.8 hours before the alert went out and 330 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.

Skew-T log-pSkew-T log-p diagram, Davenport, at 12:00Z on 2011-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Davenport, at 12:00Z on 2011-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
559 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
75 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

925 
WFUS53 KILX 152045
TORILX
ILC023-029-035-152145-
/O.NEW.KILX.TO.W.0049.110615T2045Z-110615T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
345 PM CDT WED JUN 15 2011

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN CLARK COUNTY IN EAST CENTRAL ILLINOIS...
  SOUTH CENTRAL COLES COUNTY IN EAST CENTRAL ILLINOIS...
  NORTHERN CUMBERLAND COUNTY IN EAST CENTRAL ILLINOIS...

* UNTIL 445 PM CDT.

* AT 344 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR JANESVILLE...OR 6 MILES NORTH OF TOLEDO...
  AND MOVING EAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  CASEY...MARTINSVILLE...FOX RIDGE STATE PARK...HUTTON AND UNION
  CENTER.

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 3943 8771 3918 8773 3932 8836 3943 8833
TIME...MOT...LOC 2045Z 278DEG 24KT 3936 8825

$$

HJS
1 follow-up statement
597 
WWUS53 KILX 152116
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
416 PM CDT WED JUN 15 2011

ILC023-029-035-152125-
/O.CAN.KILX.TO.W.0049.000000T0000Z-110615T2145Z/
CLARK IL-COLES IL-CUMBERLAND IL-
416 PM CDT WED JUN 15 2011

...THE TORNADO WARNING FOR NORTHERN CUMBERLAND...SOUTH CENTRAL COLES
AND WESTERN CLARK COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT OF
THE WARNED AREA.

REMEMBER...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHERN 
CUMBERLAND COUNTY UNTIL 430 PM. 

LAT...LON 3943 8771 3918 8773 3932 8836 3943 8833
TIME...MOT...LOC 2115Z 278DEG 24KT 3933 8799

$$

HJS

The office that day

Everything else NWS Lincoln, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 15, 12:38 AM CDTSpecial Weather StatementILXPeoria52 min
Jun 15, 12:47 AM CDTSpecial Weather StatementILXKnox43 min
Jun 15, 1:56 AM CDTFlash Flood WarningILXFulton, Knox, Marshall, Mason, Peoria, Stark and 2 more6 hr
Jun 15, 2:21 AM CDTSpecial Weather StatementILXMcLean39 min
Jun 15, 2:58 AM CDTFlash Flood WarningILXCass, Fulton, Mason, Schuyler4 hr
Jun 15, 3:49 AM CDTAreal Flood AdvisoryILXMcLean, Tazewell, Woodford6 hr
Jun 15, 4:31 AM CDTSpecial Weather StatementILXChampaign59 min
Jun 15, 5:01 AM CDTSpecial Weather StatementILXChristian59 min
Jun 15, 5:19 AM CDTAreal Flood AdvisoryILXChristian, Macon, Moultrie, Piatt, Shelby4 hr
Jun 15, 5:36 AM CDTFlash Flood WarningILXMacon, Moultrie, Piatt6 hr
Jun 15, 6:02 AM CDTSevere Thunderstorm WarningILXEdgar, Vermilion28 min
Jun 15, 1:45 PM CDTSevere Thunderstorm WarningILXChristian, Macon, Shelby30 min
Jun 15, 3:48 PM CDTTornado WarningILXCumberland42 min
Jun 15, 4:20 PM CDTTornado WarningILXClark, Crawford, Cumberland, Jasper40 min
Jun 15, 6:06 PM CDTRiver Flood WarningILXFulton, Knox24 hr

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.