Alert archive / Illinois / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 108, NWS Lincoln, IL

August 9, 1995Knox County, Stark County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Aug 9, 1995, 7:18 PM CDT for Knox County, Stark County, Illinois. It was in force for 57 min.

The area

The counties it named.

The facts

Issued
Aug 9, 1995, 7:18 PM CDT (00:18 UTC)
Expired
Aug 9, 1995, 8:15 PM CDT
In force
57 min
Issued by
NWS Lincoln, IL
Area
Whole counties

Counties Knox County, IL, Stark County, IL

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 0.3 hours before the alert went out and 79 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, Davenport, at 00:00Z on 1995-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5462 joules per kilogram.LCLEL10008507005003002001001 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, Davenport, at 00:00Z on 1995-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.1939Sfc1 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
5462 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
976 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
58 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS1 KPIA 100020 RRA
SVRPIA
ILC175-095-100115-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEORIA IL
718 PM CDT WED AUG 9 1995
 
THE NATIONAL WEATHER SERVICE IN PEORIA HAS ISSUED A
SEVERE THUNDERSTORM WARNING  EFFECTIVE UNTIL  815 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL ILLINOIS
 
   ...STARK COUNTY
 
IN WEST CENTRAL ILLINOIS
 
   ...KNOX COUNTY
 
AT 718 PM CDT...RADAR INDICATED AN AREA OF SEVERE THUNDERSTORMS MOVING
INTO NORTHERN STARK AND NORTHERN KNOX COUNTIES. THESE STORMS ARE MOVING
TO THE SOUTH AT 15 MPH. SOME COMMUNITIES IN THE PATH OF THESE STORMS
INCLUDE TOULON...WEST JERSEY...ALTONA...AND VICTORIA.
 
DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS!
 
WATERHOUSE

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 9, 7:48 PM CDTSevere Thunderstorm WarningILXPeoria57 min
Aug 9, 8:34 PM CDTSevere Thunderstorm WarningILXTazewell46 min
Aug 9, 8:36 PM CDTSevere Thunderstorm WarningILXChristian, Macon54 min
Aug 9, 9:11 PM CDTSevere Thunderstorm WarningILXLogan, Menard49 min

Nearby

Severe Thunderstorm Warnings in Illinois, 1995Every severe thunderstorm warning in 1995

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.