Alert archive / Illinois / Tornado Warnings in 2002

Tornado Warning 15, NWS Lincoln, IL

June 11, 2002Morgan County, Illinois

NWS Lincoln, IL issued this tornado warning at Jun 11, 2002, 3:22 PM CDT for Morgan County, Illinois. It was in force for 38 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, 2002, 3:22 PM CDT (20:22 UTC)
Expired: Jun 11, 2002, 4:00 PM CDT
In force: 38 min
Issued by: NWS Lincoln, IL
Area: Counties, with a storm outline in the text

County Morgan County, IL

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 8.4 hours before the alert went out and 152 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: 1367 J/kg
Mixed-layer CIN: -53 J/kg
Mixed-layer LCL: 650 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 135 m²/s²
0-3 km storm-relative helicity: 157 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 112022
TORSPI
ILC137-112100-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
321 PM CDT TUE JUN 11 2002

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* TORNADO WARNING FOR...
  MORGAN COUNTY IN WEST CENTRAL ILLINOIS

* UNTIL 400 PM CDT

* AT 321 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH STRONG
  ROTATION 7 MILES WEST OF CHAPIN IN NORTHWEST MORGAN COUNTY...MOVING
  EAST AT 45 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...
  CONCORD
  ARCADIA
  LITERBERRY


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.

A DOPPLER RADAR DETECTED TORNADO MEANS THAT THERE IS STRONG ROTATION
WITHIN THE STORM. THE STORM MAY NOT BE PRODUCING A TORNADO AT THE
MOMENT...BUT IS EXPECTED TO DURING THE WARNING PERIOD. FOR YOUR
SAFETY...GO INDOORS NOW TO AN INTERIOR ROOM AND AWAY FROM WINDOWS.

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 3987 9058 3977 9048 3971 9000 3987 9002

MILLER

NNNN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 11, 12:24 PM CDT	Flash Flood Warning	ILX	Fulton	6 hr
Jun 11, 2:26 PM CDT	Flash Flood Warning	ILX	Schuyler	6 hr
Jun 11, 2:44 PM CDT	Flash Flood Warning	ILX	Mason	6 hr
Jun 11, 3:00 PM CDT	Severe Thunderstorm Warning	ILX	Cass, Morgan, Schuyler, Scott	60 min
Jun 11, 3:33 PM CDT	Flash Flood Warning	ILX	Morgan, Sangamon	6 hr
Jun 11, 3:53 PM CDT	Severe Thunderstorm Warning	ILX	Menard, Sangamon	67 min
Jun 11, 4:19 PM CDT	Severe Thunderstorm Warning	ILX	Champaign	41 min
Jun 11, 4:31 PM CDT	Severe Thunderstorm Warning	ILX	Christian, Shelby	59 min
Jun 11, 5:02 PM CDT	Tornado Warning	ILX	Shelby	28 min
Jun 11, 5:11 PM CDT	Severe Thunderstorm Warning	ILX	Cumberland	64 min
Jun 11, 5:12 PM CDT	Severe Thunderstorm Warning	ILX	Effingham	63 min
Jun 11, 5:29 PM CDT	Tornado Warning	ILX	Effingham	46 min
Jun 11, 5:35 PM CDT	Severe Thunderstorm Warning	ILX	Coles	40 min
Jun 11, 5:40 PM CDT	Severe Thunderstorm Warning	ILX	Clay, Jasper	65 min
Jun 11, 6:05 PM CDT	Severe Thunderstorm Warning	ILX	Clark, Edgar	55 min

Nearby

Tornado Warnings in Illinois, 2002 Every tornado warning in 2002 Tornadoes in 2002

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.