Alert archive / Illinois / Tornado Warnings in 2003

Tornado Warning 65, NWS Lincoln, IL

June 11, 20034 counties in Illinois

NWS Lincoln, IL issued this tornado warning at Jun 11, 2003, 6:23 PM CDT for 4 counties in Illinois. It was in force for 52 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 11, 2003, 6:23 PM CDT (23:23 UTC)
Expired: Jun 11, 2003, 7:15 PM CDT
In force: 52 min
Issued by: NWS Lincoln, IL
Area: Counties, with a storm outline in the text

Counties DeWitt County, IL, Logan County, IL, Macon County, IL, Piatt County, IL

The radar

The Lincoln radar (KILX), 48 km from the middle of the area, began a volume at 23:25 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.

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 11.4 hours before the alert went out and 16 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 589 J/kg
Mixed-layer CIN: -45 J/kg
Mixed-layer LCL: 488 m above ground
0-6 km bulk shear: 13 kt
0-1 km storm-relative helicity: -8 m²/s²
0-3 km storm-relative helicity: 13 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 112323
TORILX
ILC039-107-115-147-120015-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
622 PM CDT WED JUN 11 2003

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  LOGAN COUNTY IN CENTRAL ILLINOIS
  PIATT COUNTY IN CENTRAL ILLINOIS
  DE WITT COUNTY IN CENTRAL ILLINOIS
  MACON COUNTY IN CENTRAL ILLINOIS

* UNTIL 715 PM CDT

* AT 622 PM CDT...SPOTTERS REPORTED A TORNADO OVER MOUNT PULASKI
  THE STORM WAS NEARLY STATIONARY.

* THE TORNADO IS EXPECTED TO BE NEAR...
  FORSYTH
  KENNEY
  BEASON
  ROWELL
  HALLSVILLE
  MAROA
  OREANA
  CLINTON

IF YOU ARE IN THE PATH OF THIS STORM...TAKE COVER IN A BASEMENT OR 
INTERIOR ROOM ON THE LOWEST FLOOR. VEHICLES AND MOBILE HOMES SHOULD 
BE ABANDONED FOR A SAFER SHELTER.

REPORT SEVERE WEATHER OR ANY STORM DAMAGE TO YOUR LOCAL ESDA...OR THE
NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER
SERVICE. STAY TUNED FOR LATER STATEMENTS.

LAT...LON 4015 8869 4029 8878 4029 8892 4016 8938
          3988 8921 3982 8892 4021 8873 4014 8869
          4011 8869 4010 8874 3980 8875 3980 8847
          4029 8847 4029 8857

$$

BAK
NNNN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 10, 7:19 PM CDT	Severe Thunderstorm Warning	ILX	Clay	41 min
Jun 10, 7:30 PM CDT	Flash Flood Warning	ILX	Crawford	6 hr
Jun 11, 6:19 PM CDT	Tornado Warning	ILX	Sangamon	56 min
Jun 11, 6:29 PM CDT	Tornado Warning	ILX	Champaign, Vermilion	61 min
Jun 11, 6:48 PM CDT	Tornado Warning	ILX	Morgan	57 min

Nearby

Tornado Warnings in Illinois, 2003 Every tornado warning in 2003 Tornadoes in 2003

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.