Alert archive / Illinois / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 70, NWS Lincoln, IL

June 23, 1995Logan County, Menard County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Jun 23, 1995, 1:39 PM CDT for Logan County, Menard County, Illinois. It was in force for 36 min.

The area

The counties it named.

The facts

Issued
Jun 23, 1995, 1:39 PM CDT (18:39 UTC)
Expired
Jun 23, 1995, 2:15 PM CDT
In force
36 min
Issued by
NWS Lincoln, IL
Area
Whole counties

Counties Logan County, IL, Menard County, IL

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 6.7 hours before the alert went out and 84 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, Lincoln, IL at 12:00Z on 1995-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1329 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, Lincoln, IL at 12:00Z on 1995-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 square meters per square second.193958Sfc1 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
1329 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
1081 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
25 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 KSPI 231840 RRA
SVRSPI
ILC107-129-231915-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD IL
139 PM CDT FRI JUN 23 1995
 
THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  215 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL ILLINOIS
 
   ...SOUTHWESTERN LOGAN COUNTY...EASTERN MENARD COUNTY
 
AT 135 PM CDT...A SEVERE THUNDERSTORM PRODUCED 60 MPH WINDS IN LINCOLN.
THE STORM IS MOVING TO THE WEST AT 20 MPH.
 
AREAS ALONG THE LOGAN/MENARD COUNTY BORDER CAN EXPECT THE ARRIVAL OF
THESE STORMS BY 2 PM.
 
THIS IS A DANGEROUS STORM...CAPABLE OF BLOWING DOWN TREES AND
DAMAGING ROOFS AND WINDOWS. GET INDOORS AND STAY AWAY FROM WINDOWS.
DUE TO THE SLOW MOVEMENT OF THESE STORMS...PONDING OF WATER ON ROADWAYS
IS ALSO POSSIBLE.
$$
 
GEELHART
 
&

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, Jun 23, 11:35 AM CDT, 2 hours 4 minutes before
ILZ027>031-036>038-040-041-231840-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
1135 AM CDT FRI JUN 23 1995

...THUNDERSTORMS WERE BEGINNING TO DEVELOP OVER CENTRAL ILLINOIS...

RADAR WAS SHOWING SEVERAL THUNDERSTORMS OVER THE REGION.  ONE WAS IN
TAZEWELL COUNTY BETWEEN PEKIN AND MORTON AND ANOTHER IN KNOX COUNTY
NEAR ABINGDON.

SHOWERS AND THUNDERSTORMS ARE EXPECTED TO BECOME MORE NUMEROUS OVER
CENTRAL ILLINOIS THIS AFTERNOON. A VERY SLOW DRIFT WEST IN THESE
STORMS WILL RESULT IN LOCALLY HEAVY RAINFALL AMOUNTS. ALL WILL BRING
FREQUENT DEADLY LIGHTNING. SOME SMALL HAIL IS POSSIBLE.

NO SEVERE THUNDERSTORMS ARE ANTICIPATED OVER THE REGION THIS
AFTERNOON...HOWEVER...IF ANY SHOULD OCCUR...STAY TUNED TO NOAA
WEATHER RADIO FOR POSSIBLE WARNINGS.

STUMETZ
Special weather statement, Jun 23, 11:36 AM CDT, 2 hours 3 minutes before
ILZ027>031-036>038-040-041-231840-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEORIA IL
1135 AM CDT FRI JUN 23 1995

...THUNDERSTORMS WERE BEGINNING TO DEVELOP OVER CENTRAL ILLINOIS...

RADAR WAS SHOWING SEVERAL THUNDERSTORMS OVER THE REGION.  ONE WAS IN
TAZEWELL COUNTY BETWEEN PEKIN AND MORTON AND ANOTHER IN KNOX COUNTY
NEAR ABINGDON.

SHOWERS AND THUNDERSTORMS ARE EXPECTED TO BECOME MORE NUMEROUS OVER
CENTRAL ILLINOIS THIS AFTERNOON. A VERY SLOW DRIFT WEST IN THESE
STORMS WILL RESULT IN LOCALLY HEAVY RAINFALL AMOUNTS. ALL WILL BRING
FREQUENT DEADLY LIGHTNING. SOME SMALL HAIL IS POSSIBLE.

NO SEVERE THUNDERSTORMS ARE ANTICIPATED OVER THE REGION THIS
AFTERNOON...HOWEVER...IF ANY SHOULD OCCUR...STAY TUNED TO NOAA
WEATHER RADIO FOR POSSIBLE WARNINGS.

STUMETZ

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 23, 2:11 PM CDTSevere Thunderstorm WarningILXMason, Tazewell44 min
Jun 23, 2:25 PM CDTSevere Thunderstorm WarningILXDeWitt35 min
Jun 23, 2:29 PM CDTSevere Thunderstorm WarningILXMacon46 min
Jun 23, 3:26 PM CDTSevere Thunderstorm WarningILXMcLean47 min
Jun 23, 4:19 PM CDTSevere Thunderstorm WarningILXChampaign, Piatt41 min
Jun 23, 4:39 PM CDTSevere Thunderstorm WarningILXShelby42 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.