Alert archive / Illinois / Tornado Warnings in 2003

Tornado Warning 75, NWS Lincoln, IL

July 8, 2003McLean County, Illinois

NWS Lincoln, IL issued this tornado warning at Jul 8, 2003, 3:45 PM CDT for McLean County, Illinois. It was in force for 60 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
Jul 8, 2003, 3:45 PM CDT (20:45 UTC)
Expired
Jul 8, 2003, 4:45 PM CDT
In force
60 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), 60 km from the middle of the area, began a volume at 20:45 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 8, 1:45 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 8.8 hours before the alert went out and 49 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 2003-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1887 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 2003-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -68 square meters per square second.193958Sfc1 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
1887 J/kg
Mixed-layer CIN
-80 J/kg
Mixed-layer LCL
1341 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-68 m²/s²
0-3 km storm-relative helicity
-48 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 082045
TORILX
ILC113-082145-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
345 PM CDT TUE JUL 8 2003

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

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

* UNTIL 445 PM CDT

* AT 345 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH STRONG
  ROTATION 12 MILES NORTHWEST OF STANFORD...OR ABOUT 12 MILES EAST OF
  PEKIN...MOVING EAST AT 40 MPH. THIS STORM COULD PRODUCE A TORNADO
  AT ANY TIME. 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...
  DANVERS
  STANFORD
  CARLOCK
  NORMAL
  SHIRLEY
  HUDSON
  BLOOMINGTON
  TOWANDA

OTHER LOCATIONS IN THIS WARNING INCLUDE...ANCHOR...ARROWSMITH...
BELLFLOWER...COLFAX...COOKSVILLE...DOWNS...ELLSWORTH...LE ROY...
LEXINGTON...PLEASANT HILL...SAYBROOK 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 4065 8874 4063 8850 4029 8850 4033 8928
          4058 8928 4066 8896

$$

BARKER

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 8:36 PM CDTSevere Thunderstorm WarningILXStark54 min
Jul 8, 12:51 PM CDTSevere Thunderstorm WarningILXStark54 min
Jul 8, 12:59 PM CDTTornado WarningILXStark46 min
Jul 8, 1:15 PM CDTTornado WarningILXMarshall60 min
Jul 8, 2:06 PM CDTSevere Thunderstorm WarningILXKnox54 min
Jul 8, 2:35 PM CDTTornado WarningILXKnox55 min
Jul 8, 2:45 PM CDTSevere Thunderstorm WarningILXFulton60 min
Jul 8, 2:51 PM CDTSevere Thunderstorm WarningILXPeoria, Stark54 min
Jul 8, 3:16 PM CDTSevere Thunderstorm WarningILXTazewell59 min
Jul 8, 3:35 PM CDTTornado WarningILXTazewell25 min
Jul 8, 3:49 PM CDTSevere Thunderstorm WarningILXLogan, Mason56 min
Jul 8, 4:02 PM CDTSevere Thunderstorm WarningILXTazewell43 min
Jul 8, 4:23 PM CDTSevere Thunderstorm WarningILXDeWitt67 min
Jul 8, 4:40 PM CDTSevere Thunderstorm WarningILXMcLean65 min

Nearby

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