Alert archive / Illinois / Tornado Warnings in 2003

Tornado Warning 90, NWS Lincoln, IL

August 3, 2003McLean County, Illinois

NWS Lincoln, IL issued this tornado warning at Aug 3, 2003, 2:13 PM CDT for McLean County, Illinois. It was in force for 47 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: Aug 3, 2003, 2:13 PM CDT (19:13 UTC)
Expired: Aug 3, 2003, 3:00 PM CDT
In force: 47 min
Issued by: NWS Lincoln, IL
Area: Counties, with a storm outline in the text

County McLean County, IL

The radar

The Lincoln radar (KILX), 70 km from the middle of the area, began a volume at 19:16 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, 7.2 hours before the alert went out and 50 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: 572 J/kg
Mixed-layer CIN: -102 J/kg
Mixed-layer LCL: 1046 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 38 m²/s²
0-3 km storm-relative helicity: 59 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.

495 
WFUS53 KILX 031913
TORILX
ILC113-032000-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
213 PM CDT SUN AUG 3 2003

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  MCLEAN COUNTY IN CENTRAL ILLINOIS

* UNTIL 300 PM CDT

* AT 213 PM CDT...SPOTTERS REPORTED A TORNADO OVER CHENOA...OR ABOUT
  13 MILES WEST OF FAIRBURY...MOVING SOUTHEAST AT 15 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  CHENOA
  PLEASANT HILL
  COOKSVILLE
  COLFAX
  ELLSWORTH
  ARROWSMITH
  SAYBROOK

OTHER LOCATIONS IN THIS WARNING INCLUDE...BLOOMINGTON...DOWNS...
GRIDLEY...LEXINGTON...TOWANDA AND HOLDER.

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 4074 8862 4074 8892 4032 8902 4038 8849

$$

EH

NNNN

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 2, 7:53 PM CDT	Severe Thunderstorm Warning	ILX	Clark	37 min
Aug 2, 8:47 PM CDT	Severe Thunderstorm Warning	ILX	Effingham	58 min
Aug 2, 10:55 PM CDT	Flash Flood Warning	ILX	Clay	6 hr
Aug 3, 4:57 PM CDT	Severe Thunderstorm Warning	ILX	Logan	63 min
Aug 3, 5:43 PM CDT	Severe Thunderstorm Warning	ILX	Crawford	47 min
Aug 3, 6:21 PM CDT	Severe Thunderstorm Warning	ILX	Lawrence	54 min
Aug 3, 6:32 PM CDT	Severe Thunderstorm Warning	ILX	Richland	58 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.