Alert archive / Illinois / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 101, NWS Indianapolis, IN

June 12, 1994Lawrence County, Illinois

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 12, 1994, 10:22 PM CDT for Lawrence County, Illinois. It was in force for 18 min.

The area

The counties it named.

The facts

Issued
Jun 12, 1994, 10:22 PM CDT (03:22 UTC)
Expired
Jun 12, 1994, 10:40 PM CDT
In force
18 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Lawrence County, IL

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 00:00Z, 3.4 hours before the alert went out and 202 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, Paducah/Barkley, KY at 00:00Z on 1994-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2334 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, Paducah/Barkley, KY at 00:00Z on 1994-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 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
2334 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
1217 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
49 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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, Jun 12, 5:59 PM CDT, 4 hours 23 minutes before
INZALL-130100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
559 PM EST SUN JUN 12 1994

...A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT FOR PORTIONS OF
SOUTHERN AND CENTRAL INDIANA UNTIL 8 PM EST...

AT 555 PM EST WEATHER SERVICE RADAR INDICATED SCATTERED THUNDERSTORMS
EXTENDED EAST TO WEST ACROSS CENTRAL INDIANA.  THE STRONGEST STORMS
STRETCHED FROM NEAR CRAWFORDSVILLE TO JUST SOUTHEAST OF INDIANAPOLIS...
AND MAY CONTAIN HEAVY RAIN...GUSTY WINDS AND SMALL HAIL.  THE STORMS
WERE MOVING EAST AT 30 MPH.

ELSON
Special weather statement, Jun 12, 5:59 PM CDT, 4 hours 23 minutes before
INZALL-130100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
559 PM EST SUN JUN 12 1994

...A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT FOR PORTIONS OF
SOUTHERN AND CENTRAL INDIANA UNTIL 8 PM EST...

AT 555 PM EST WEATHER SERVICE RADAR INDICATED SCATTERED THUNDERSTORMS
EXTENDED EAST TO WEST ACROSS CENTRAL INDIANA.  THE STRONGEST STORMS
STRETCHED FROM NEAR CRAWFORDSVILLE TO JUST SOUTHEAST OF INDIANAPOLIS...
AND MAY CONTAIN HEAVY RAIN...GUSTY WINDS AND SMALL HAIL.  THE STORMS
WERE MOVING EAST AT 30 MPH.

ELSON
Special weather statement, Jun 12, 7:25 PM CDT, 2 hours 57 minutes before
INZALL-130500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
725 PM EST SUN JUN 12 1993

IN INDIANA A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL MIDNIGHT EST
AND INCLUDES THAT PART OF INDIANA SOUTH OF A LINE FROM 10 MILES NORTH
OF TERRE HAUTE TO 10 MILES SOUTH OF RICHMOND AND NORTH OF A LINE FROM
25 MILES NORTHWEST OF EVANSVILLE TO LOUISVILLE KENTUCKY.

SOME CITIES INCLUDED ARE...TERRE HAUTE...INDIANAPOLIS...VINCENNES...
BLOOMINGTON...COLUMBUS...SHELBYVILLE...BEDFORD...SEYMOUR...MADISON AND
JASPER.

REMEMBER...A WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR SEVERE
WEATHER IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD
BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR
LATER STATEMENTS AND POSSIBLE WARNINGS.

THIS SEVERE THUNDERSTORM WATCH REPLACES WATCH NUMBER 403 THAT WAS IN
EFFECT UNTIL 8 PM EST FOR PORTIONS OF SOUTHERN AND CENTRAL INDIANA.

ZIMMERMAN
Special weather statement, Jun 12, 9:29 PM CDT, 53 minutes before
INZ060-130330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
929 PM EST SUN JUN 12 1994

AT 9:20 PM WEATHER RADAR INDICATED STRONG THUNDERSTORMS MOVING INTO
INDIANA BETWEEN TERRE HAUTE AND VINCENNES. THE STRONGEST STORMS IN THIS
AREA WERE OVER SULLIVAN COUNTY...ABOUT 25 MILES SOUTH OF TERRE HAUTE.

THESE THUNDERSTORMS MAY BE ACCOMPANIED BY STRONG GUSTY WINDS...HAIL AND
LOCALLY HEAVY RAINS. THE STORMS ARE MOVING TO THE NORTHEAST AROUND 30
MILES AN HOUR.

MES
Special weather statement, Jun 12, 9:29 PM CDT, 53 minutes before
INZ060-130330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
929 PM EST SUN JUN 12 1994

AT 9:20 PM WEATHER RADAR INDICATED STRONG THUNDERSTORMS MOVING INTO
INDIANA BETWEEN TERRE HAUTE AND VINCENNES. THE STRONGEST STORMS IN THIS
AREA WERE OVER SULLIVAN COUNTY...ABOUT 25 MILES SOUTH OF TERRE HAUTE.

THESE THUNDERSTORMS MAY BE ACCOMPANIED BY STRONG GUSTY WINDS...HAIL AND
LOCALLY HEAVY RAINS. THE STORMS ARE MOVING TO THE NORTHEAST AROUND 30
MILES AN HOUR.

MES

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 12, 7:23 PM CDTSevere Thunderstorm WarningINDCrawford, Jasper67 min
Jun 12, 8:34 PM CDTSevere Thunderstorm WarningINDCrawford26 min

Nearby

Severe Thunderstorm Warnings in Illinois, 1994Every severe thunderstorm warning in 1994

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.