Alert archive / Illinois / Tornado Warnings in 2000

Tornado Warning 49, NWS Lincoln, IL

June 20, 2000Shelby County, Illinois

NWS Lincoln, IL issued this tornado warning at Jun 20, 2000, 3:30 PM CDT for Shelby County, Illinois. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: Jun 20, 2000, 3:30 PM CDT (20:30 UTC)
Expired: Jun 20, 2000, 4:15 PM CDT
In force: 45 min
Issued by: NWS Lincoln, IL
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Shelby County, IL

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 8.5 hours before the alert went out and 84 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: 135 J/kg
Mixed-layer CIN: -82 J/kg
Mixed-layer LCL: 1033 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 216 m²/s²
0-3 km storm-relative helicity: 234 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 2.2

Open this sounding in Storm Lab

The text

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

893 
WFUS53 KILX 202032
TORSPI
ILC173-202115-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
330 PM CDT TUE JUN 20 2000

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

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

* UNTIL 415 PM CDT

* AT 330 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  DEVELOPING TORNADO 5 MILES SOUTHWEST OF WINDSOR...OR ABOUT 7
  MILES EAST OF SHELBYVILLE...MOVING NORTHEAST AT 35 MPH. ANOTHER 
  POSSIBLE TORNADO WAS INDICATED 5 MILES SOUTHEAST OF SHELBYVILLE 
  ...ALSO MOVING TO THE NORTHEAST AT 35 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  WINDSOR
  STRASBURG 

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.

IF YOU ARE IN THE PATH OF THIS STORM...ACT NOW TO PROTECT YOURSELF.
DO NOT WAIT UNTIL YOU SEE THE TORNADO BEFORE TAKING ACTION. YOU MAY
NOT SEE OR HEAR ITS APPROACH.

REPORT SEVERE WEATHER OR ANY STORM DAMAGE TO YOUR NEAREST LAW
ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE. YOUR
REPORT COULD HELP SAVE LIVES. STAY TUNED FOR LATER STATEMENTS.

LAT...LON 3944 8885 3928 8878 3929 8848 3945 8848
          3946 8860

HEDGES

NNNN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 20, 1:24 PM CDT	Severe Thunderstorm Warning	ILX	Christian, Shelby	51 min
Jun 20, 1:55 PM CDT	Severe Thunderstorm Warning	ILX	Macon	50 min
Jun 20, 2:05 PM CDT	Severe Thunderstorm Warning	ILX	Vermilion	40 min
Jun 20, 2:11 PM CDT	Tornado Warning	ILX	Shelby	49 min
Jun 20, 2:48 PM CDT	Tornado Warning	ILX	Shelby	42 min
Jun 20, 3:27 PM CDT	Tornado Warning	ILX	Effingham	63 min
Jun 20, 3:39 PM CDT	Tornado Warning	ILX	Coles	66 min
Jun 20, 3:55 PM CDT	Tornado Warning	ILX	Cumberland	65 min
Jun 20, 4:15 PM CDT	Tornado Warning	ILX	Clark, Edgar	60 min
Jun 20, 4:19 PM CDT	Tornado Warning	ILX	Jasper	56 min
Jun 20, 5:43 PM CDT	Severe Thunderstorm Warning	ILX	Cass	62 min
Jun 20, 6:16 PM CDT	Severe Thunderstorm Warning	ILX	Menard	59 min
Jun 20, 6:32 PM CDT	Severe Thunderstorm Warning	ILX	Scott	58 min
Jun 20, 6:40 PM CDT	Tornado Warning	ILX	Logan	65 min
Jun 20, 6:42 PM CDT	Severe Thunderstorm Warning	ILX	Knox	63 min
Jun 20, 6:53 PM CDT	Severe Thunderstorm Warning	ILX	Morgan	67 min

Nearby

Tornado Warnings in Illinois, 2000 Every tornado warning in 2000 Tornadoes in 2000

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.