Alert archive / Illinois / Tornado Warnings in 2006

Tornado Warning 77, NWS Lincoln, IL

May 31, 2006Champaign County, Douglas County, Piatt County, Illinois

NWS Lincoln, IL issued this tornado warning at May 31, 2006, 2:33 PM CDT for Champaign County, Douglas County, Piatt County, Illinois. It was in force for 42 min. 4 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
May 31, 2006, 2:33 PM CDT (19:33 UTC)
Expired
May 31, 2006, 3:15 PM CDT
In force
42 min
Issued by
NWS Lincoln, IL
Area
Counties, with a storm outline in the text

Counties Champaign County, IL, Douglas County, IL, Piatt County, IL

The radar

The Lincoln radar (KILX), 86 km from the middle of the area, began a volume at 19:36 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

TimeReportWhereRemark
May 31, 2:34 PM CDTTORNADO3 S Pesotum, ILTORNADO SIGHTED JUST WEST OF INTERSTATE 57 NEAR MILE MARKER 217 BY STATE POLICE.
May 31, 2:34 PM CDTTORNADO4 N Tuscola, ILTORNADO SIGHTED JUST WEST OF INTERSTATE 57 NEAR MILE MARKER 217 BY STATE POLICE.
May 31, 2:36 PM CDTTORNADOSadorus, ILTORNADO SIGHTED BY TRAINED SPOTTER.
May 31, 2:56 PM CDTTSTM WND DMG2 Sse Sadorus, IL2 FOOT DIAMETER TREES BLOWN DOWN. WITNESSED BY A SHERIFF DEPUTY. FROM COUNTY ESDA

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 7.6 hours before the alert went out and 30 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, Lincoln, IL at 12:00Z on 2006-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 805 joules per kilogram.LCLLFCEL10008507005003002001001 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, Lincoln, IL at 12:00Z on 2006-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 square meters per square second.1939Sfc1 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
805 J/kg
Mixed-layer CIN
-50 J/kg
Mixed-layer LCL
795 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
18 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.

000 
WFUS53 KILX 311933
TORILX
ILC019-041-147-312015-
/O.NEW.KILX.TO.W.0077.060531T1933Z-060531T2015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
233 PM CDT WED MAY 31 2006

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN PIATT COUNTY IN CENTRAL ILLINOIS
  NORTHERN DOUGLAS COUNTY IN EAST CENTRAL ILLINOIS
  SOUTHWESTERN CHAMPAIGN COUNTY IN EAST CENTRAL ILLINOIS

* UNTIL 315 PM CDT

* AT 233 PM CDT...LAW ENFORCEMENT REPORTED A TORNADO NEAR SADORUS...
  OR ABOUT 11 MILES NORTH OF TUSCOLA...MOVING EAST AT 10 MPH.

* LOCATIONS IMPACTED INCLUDE...
  TOLONO...
  PESOTUM...
  PHILO...
  VILLA GROVE...
  LONGVIEW...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. THE STORM MAY
NOT BE PRODUCING A TORNADO AT THE MOMENT...BUT IS EXPECTED TO DURING
THE WARNING PERIOD. FOR YOUR SAFETY...GO INDOORS NOW TO AN INTERIOR
ROOM OR A BASEMENT...AND STAY AWAY FROM WINDOWS.

REPORT ANY SEVERE WEATHER OR DAMAGE TO YOUR LOCAL EMERGENCY
MANAGER...OR THE NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY TO THE
NATIONAL WEATHER SERVICE.

LAT...LON 4004 8853 3980 8855 3981 8807 4008 8810

$$

BARKER

&
2 follow-up statements
000 
WWUS53 KILX 311950
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
248 PM CDT WED MAY 31 2006

ILC019-041-147-312015-
/O.CON.KILX.TO.W.0077.000000T0000Z-060531T2015Z/
CHAMPAIGN-PIATT-DOUGLAS-
248 PM CDT WED MAY 31 2006

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 315 PM CDT FOR
SOUTHWESTERN CHAMPAIGN...SOUTHEASTERN PIATT AND NORTHERN DOUGLAS
COUNTIES...

AT 247 PM CDT...THERE HAVE BEEN NUMEROUS REPORTS OF TORNADOES ACROSS 
SOUTHERN CHAMPAIGN AND NORTHERN DOUGLAS COUNTIES.  TORNADOES WERE 
LOCATED NEAR SADORUS...AND NEAR PESOTUM...MOVING EAST AT 10 MPH.

PEOPLE NEAR THESE LOCATIONS ARE STILL THREATENED...
  TOLONO.
  PESOTUM.
  SAVOY.
  PHILO.
  VILLA GROVE.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORK BENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY...AND ALWAYS STAY AWAY FROM WINDOWS.

REPORT ANY SEVERE WEATHER OR DAMAGE TO YOUR LOCAL EMERGENCY
MANAGER...OR THE NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY TO THE
NATIONAL WEATHER SERVICE.

LAT...LON 4004 8853 3980 8855 3981 8807 4008 8810

$$

BARKER

&
000 
WWUS53 KILX 312014
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
313 PM CDT WED MAY 31 2006

ILC167-312023-
/O.EXP.KILX.SV.W.0186.000000T0000Z-060531T2015Z/
SANGAMON-
313 PM CDT WED MAY 31 2006

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL SANGAMON COUNTY
EXPIRES AT 315 PM CDT...

AT 313 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THAT THE THUNDERSTORM THAT HAD PROMPTED THE WARNING HAD WEAKENED. 
THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE AT 315 PM.

REPORT ANY SEVERE WEATHER OR DAMAGE TO YOUR LOCAL EMERGENCY
MANAGER...OR THE NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY TO THE
NATIONAL WEATHER SERVICE.

LAT...LON 3982 8991 3959 8986 3961 8954 3984 8956

$$

KH

The office that day

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

IssuedProductOfficeCountiesLasted
May 31, 1:32 PM CDTSevere Thunderstorm WarningILXChampaign, Vermilion43 min
May 31, 2:37 PM CDTSevere Thunderstorm WarningILXSangamon38 min
May 31, 3:00 PM CDTFlash Flood WarningILXChampaign, Vermilion4 hr
May 31, 3:00 PM CDTFlash Flood WarningILXMorgan, Sangamon3 hr
May 31, 4:13 PM CDTFlash Flood WarningILXDouglas3 hr
May 31, 4:20 PM CDTSevere Thunderstorm WarningILXMacon55 min
May 31, 4:36 PM CDTSevere Thunderstorm WarningILXMoultrie, Shelby54 min
May 31, 4:40 PM CDTFlash Flood WarningILXMacon3 hr

Nearby

Tornado Warnings in Illinois, 2006Every tornado warning in 2006Tornadoes in 2006

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.