Alert archive / Illinois / Tornado Warnings in 1988

Tornado Warning 3, NWS Chicago, IL

November 16, 1988Iroquois County, Kankakee County, Will County, Illinois

NWS Chicago, IL issued this tornado warning at Nov 16, 1988, 12:13 AM CST for Iroquois County, Kankakee County, Will County, Illinois. It was in force for 32 min.

The area

The counties it named.

The facts

Issued
Nov 16, 1988, 12:13 AM CST (06:13 UTC)
Expired
Nov 16, 1988, 12:45 AM CST
In force
32 min
Issued by
NWS Chicago, IL
Area
Whole counties

Counties Iroquois County, IL, Kankakee County, IL, Will 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 00:00Z, 6.2 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-pSkew-T log-p diagram, Peoria Regional, IL at 00:00Z on 1988-11-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 144 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 1988-11-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 311 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
144 J/kg
Mixed-layer CIN
-181 J/kg
Mixed-layer LCL
643 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
311 m²/s²
0-3 km storm-relative helicity
373 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 15, 11:51 PM CSTSevere Thunderstorm WarningLOTCook, DuPage, Will69 min
Nov 16, 12:50 AM CSTSevere Thunderstorm WarningLOTLake, Porter55 min

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.