Alert archive / Illinois / Tornado Warnings in 1988

Tornado Warning 1, NWS Lincoln, IL

April 2, 1988Lee County, Illinois

NWS Lincoln, IL issued this tornado warning at Apr 2, 1988, 5:07 PM CST for Lee County, Illinois. It was in force for 38 min.

The area

The counties it named.

The facts

Issued
Apr 2, 1988, 5:07 PM CST (23:07 UTC)
Expired
Apr 2, 1988, 5:45 PM CST
In force
38 min
Issued by
NWS Lincoln, IL
Area
Whole counties

County Lee County, IL

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Peoria Regional, IL (KPIA), launched 12:00Z, 11.1 hours before the alert went out and 122 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, Peoria Regional, IL at 12:00Z on 1988-04-02Temperature 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, Peoria Regional, IL at 12:00Z on 1988-04-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 167 square meters per square second.19395878Sfc1 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
662 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
167 m²/s²
0-3 km storm-relative helicity
180 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 KRFD 022307
TORRFD
ILC141-103-022345-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING 
NATIONAL WEATHER SERVICE ROCKFORD IL
507 PM CST SAT APR 2 1988

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 545 PM CST FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE NORTH CENTRAL PART OF ILLINOIS
      SOUTHERN OGLE...NORTHWEST LEE

AT 5 PM CST...THE LEE COUNTY SHERIFFS DEPARTMENT REPORTED SEVERAL
FUNNEL CLOUDS ALOFT ABOUT 4 MILES SOUTH OF DIXON WHICH IS ABOUT
40 MILES SOUTHWEST OF ROCKFORD. THE THUNDERSTORM CONTAINING THE
FUNNEL CLOUDS WAS MOVING TO THE NORTH AT 35 MPH.

SOME COMMUNITIES AFFECTED BY THIS TORNADO...
DIXON...POLO...OREGON.

PERSONS IN THE PATH OF THIS DANGEROUS STORM TAKE COVER IMMEDIATELY
IN A BASEMENT OR SMALL CENTRAL INTERIOR ROOM ON THE LOWEST FLOOR.
ABANDON CARS... FARM MACHINERY AND MOBILE HOMES FOR REINFORCED
BUILDING.  IF OUT-OF-DOORS GO TO A REINFORCED SHEL?TER OR DITCH...
CULVERT OR RAVINE.  THIS IS A SERIOUS SITUATION... YOUR LIFE MAY
DEPEND ON HOW QUICKLY YOU RESPOND TO THIS TORNADO WARNING!

ATTN: ISP DIST  1                                    SANDERS

Nearby

Tornado Warnings in Illinois, 1988Every tornado warning in 1988Tornadoes in 1988

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.