Alert archive / Illinois / Severe Thunderstorm Warnings in 1988

Severe Thunderstorm Warning 18, NWS Lincoln, IL

April 22, 1988Cumberland County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Apr 22, 1988, 7:46 PM CDT for Cumberland County, Illinois. It was in force for 59 min.

The area

The counties it named.

The facts

Issued
Apr 22, 1988, 7:46 PM CDT (00:46 UTC)
Expired
Apr 22, 1988, 8:45 PM CDT
In force
59 min
Issued by
NWS Lincoln, IL
Area
Whole counties

County Cumberland 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

Salem-Leckrone, IL (KSLO), launched 00:00Z, 0.8 hours before the alert went out and 90 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, Salem-Leckrone, IL at 00:00Z on 1988-04-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1529 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, Salem-Leckrone, IL at 00:00Z on 1988-04-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 69 square meters per square second.1939587897117Sfc1 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
1529 J/kg
Mixed-layer CIN
-134 J/kg
Mixed-layer LCL
1198 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
69 m²/s²
0-3 km storm-relative helicity
183 m²/s²
Significant tornado parameter
0.4
Supercell composite
1.2

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.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Apr 22, 6:09 PM CDT, 1 hour 37 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
605 PM CDT FRI APR 22 1988

A TORNADO WATCH IS IN EFFECT UNTIL 1000 PM CDT FOR PORTIONS OF
NORTHEAST MISSOURI..PORTIONS OF CENTRAL AND SOUTHERNP ILLINOIS.

AT 600 PM CDT STRONG THUNDERSTORMS WERE IN NORTHEAST MISSOURI
OR JUST WEST OF QUINCY ILLINOIS AND ANOTHER NEAR SPRINFIELD.
SOME OTHERS WERE IN NORTHEAST ILLINOIS NEAR CHICAGO.

MOVEMENT WAS NORTHEAST AT 45 MPH.

STUMETZ

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 22, 7:08 PM CDTTornado WarningILXShelby37 min
Apr 22, 7:41 PM CDTSevere Thunderstorm WarningILXMcDonough49 min
Apr 22, 7:46 PM CDTSevere Thunderstorm WarningILXColes, Moultrie59 min
Apr 22, 8:20 PM CDTSevere Thunderstorm WarningILXClark, Edgar55 min
Apr 22, 8:37 PM CDTSevere Thunderstorm WarningILXCarroll38 min
Apr 22, 8:38 PM CDTSevere Thunderstorm WarningILXFulton37 min
Apr 22, 9:07 PM CDTSevere Thunderstorm WarningILXLee, Ogle38 min
Apr 22, 10:04 PM CDTSevere Thunderstorm WarningILXWoodford26 min

Nearby

Severe Thunderstorm Warnings in Illinois, 1988Every severe thunderstorm warning 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.