Alert archive / Illinois / Tornado Warnings in 2003

Tornado Warning 10, NWS Lincoln, IL

May 6, 2003DeWitt County, Illinois

NWS Lincoln, IL issued this tornado warning at May 6, 2003, 9:10 PM CDT for DeWitt County, Illinois. It was in force for 35 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: May 6, 2003, 9:10 PM CDT (02:10 UTC)
Expired: May 6, 2003, 9:45 PM CDT
In force: 35 min
Issued by: NWS Lincoln, IL
Area: Counties, with a storm outline in the text

County DeWitt County, IL

The radar

The Lincoln radar (KILX), 27 km from the middle of the area, began a volume at 02:12 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 00:00Z, 2.2 hours before the alert went out and 38 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: 208 J/kg
Mixed-layer CIN: -120 J/kg
Mixed-layer LCL: 1589 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 85 m²/s²
0-3 km storm-relative helicity: 187 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

360 
WFUS53 KILX 070210
TORILX
ILC039-070245-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
909 PM CDT TUE MAY 6 2003

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  DE WITT COUNTY IN CENTRAL ILLINOIS

* UNTIL 945 PM CDT

* AT 909 PM CDT...RADAR AND A PUBLIC REPORT INDICATED A TORNADO
  NEAR HALLSVILLE...OR  ABOUT 8 MILES WEST OF CLINTON...MOVING 
  NORTHEAST AT 30 MPH. IN ADDITION TO THE THREAT OF A TORNADO...
  LARGE HAIL AND DAMAGING WINDS CAN BE EXPECTED WITH THIS STORM. 
  GO TO A SAFE PLACE NOW

* THE TORNADO IS EXPECTED TO BE NEAR...
  WAPELLA

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.

TORNADOES ARE ESPECIALLY DANGEROUS AT NIGHT BECAUSE THEY ARE HARD TO
SEE. DO NOT REMAIN IN YOUR CAR OR MOBILE HOME. INSTEAD...TAKE COVER
IN A REINFORCED BUILDING. GO TO A BASEMENT OR INTERIOR ROOM ON THE
LOWEST FLOOR.

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 4029 8891 4008 8906 4011 8914 4024 8914
          4029 8906

$$

MILLER

NNNN

The office that day

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

Issued	Product	Office	Counties	Lasted
May 6, 8:14 PM CDT	Severe Thunderstorm Warning	ILX	Christian, Macon	46 min
May 6, 8:51 PM CDT	Severe Thunderstorm Warning	ILX	DeWitt, Logan	39 min
May 6, 9:44 PM CDT	Severe Thunderstorm Warning	ILX	Douglas	46 min
May 6, 9:52 PM CDT	Severe Thunderstorm Warning	ILX	Champaign	38 min
May 6, 10:19 PM CDT	Severe Thunderstorm Warning	ILX	Clark, Coles, Cumberland	41 min
May 6, 11:55 PM CDT	Flash Flood Warning	ILX	Clay, Crawford, Lawrence, Richland	4 hr

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.