Alert archive / Illinois / Tornado Warnings in 1992

Tornado Warning 8, NWS Lincoln, IL

May 4, 1992McLean County, Tazewell County, Illinois

NWS Lincoln, IL issued this tornado warning at May 4, 1992, 3:07 PM CDT for McLean County, Tazewell County, Illinois. It was in force for 33 min.

The area

The counties it named.

The facts

Issued
May 4, 1992, 3:07 PM CDT (20:07 UTC)
Expired
May 4, 1992, 3:40 PM CDT
In force
33 min
Issued by
NWS Lincoln, IL
Area
Whole counties

Counties McLean County, IL, Tazewell County, IL

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 12:00Z, 8.1 hours before the alert went out and 384 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, Paducah/Barkley, KY at 12:00Z on 1992-05-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Paducah/Barkley, KY at 12:00Z on 1992-05-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2350 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
216 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 
TTAA00 KPIA 042007
TORPIA
ILC179-113-042115-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING 
NATIONAL WEATHER SERVICE PEORIA IL
307 PM CDT MON MAY 4 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 415 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE CENTRAL PART OF ILLINOIS
      TAZEWELL...MCLEAN

AT 3:00 PM A TORNADO WAS REPORTED BY THE PUBLIC NEAR DELAVAN IN
TAZEWELL COUNTY.  THE TORNADO HAS BEEN MOVING TO THE EAST SOUTHEAST
AT 30 TO 35 MPH.

IF YOU ARE IN THE PATH OF THIS TORNADO...GO TO A BASEMENT SHELTER
IF AVAILABLE...OTHERWISE TO A CENTRAL INTERIOR ROOM ON THE LOWEST
FLOOR.  ABANDON CARS AND MOBILE HOMES FOR A REINFORCED BUILDING.

THIS IS A DANGEROUS STORM.  TAKE COVER IMMEDIATELY.

ATTN ISP 8 ... 6

JACOBS

The office that day

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

IssuedProductOfficeCountiesLasted
May 4, 2:25 PM CDTTornado WarningILXFulton, Mason, Tazewell35 min
May 4, 2:52 PM CDTTornado WarningILXChampaign38 min
May 4, 4:41 PM CDTTornado WarningILXMcLean64 min

Nearby

Tornado Warnings in Illinois, 1992Every tornado warning in 1992Tornadoes in 1992

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.