Alert archive / Indiana / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 2, NWS Indianapolis, IN

January 18, 1996Henderson County, Kentucky; Posey County, Vanderburgh County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jan 18, 1996, 11:24 AM CST for Henderson County, Kentucky; Posey County, Vanderburgh County, Indiana. It was in force for 36 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jan 18, 1996, 11:24 AM CST (17:24 UTC)
Expired
Jan 18, 1996, 12:00 PM CST
In force
36 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

Counties Posey County, IN, Vanderburgh County, IN, Henderson County, KY

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 5.4 hours before the alert went out and 224 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, Nashville Metro, TN at 12:00Z on 1996-01-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 42 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, Nashville Metro, TN at 12:00Z on 1996-01-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 395 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
42 J/kg
Mixed-layer CIN
-182 J/kg
Mixed-layer LCL
742 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
395 m²/s²
0-3 km storm-relative helicity
588 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KEVV 181725
SVREVV
INC129-163-KYC101-181800-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EVANSVILLE IN
1124 AM CST THU JAN 18 1996
 
THE NATIONAL WEATHER SERVICE IN EVANSVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL NOON CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST INDIANA
 
   ...NORTHERN POSEY COUNTY...VANDERBURGH COUNTY
 
 
IN NORTHWEST KENTUCKY
 
   ...EASTERN HENDERSON COUNTY
 
AT 1123 AM CST...DOPPLER RADAR INDICATED A CLUSTER OF STRONG TO SEVERE
THUNDERSTORMS MOVING INTO VANDERBURGH...POSEY AND HENDERSON COUNTIES.
THE THUNDERSTORMS WERE MOVING NORTHEAST AT 50 MPH. IF YOU ARE IN THE
WARNED AREA...TAKE COVER NOW.
F 
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
 
MM

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, Jan 18, 10:21 AM CST, 1 hour 3 minutes before
INZ060-061-067>070-076-081>089-182200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1123 AM EST THU JAN 18 1996

...TORNADO WATCH ISSUED FOR PARTS OF SOUTHWEST AND SOUTH CENTRAL
INDIANA UNTIL 5 PM EST...

A TORNADO WATCH HAS BEEN ISSUED FOR SOUTHWEST AND PORTIONS OF SOUTH
CENTRAL INDIANA UNTIL 5 PM EST (4 PM CST). THIS WATCH INCLUDES THE
CITIES OF SULLIVAN...BLOOMFIELD...BEDFORD...VINCENNES...EVANSVILLE
AND PETERSBURG.

AT 1120 AM EST...NATIONAL WEATHER SERVICE RADARS WERE SHOWING A LINE
OF STRONG THUNDERSTORMS ACROSS SOUTHWEST AND SOUTHCENTRAL ILLINOIS
MOVING EAST AT 40 MPH. NUMEROUS REPORTS OF 50 TO 60 MPH WINDS HAVE
BEEN RECEIVED FROM SOUTHWEST ILLINOIS WITH TREES AND POWER LINES
DOWN IN THIS AREA.

A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR THE DEVELOPMENT OF
TORNADOES IN AND NEAR THE WATCH AREA. YOU SHOULD CONTINUE TO MONITOR
NOAA WEATHER RADIO...OR COMMERCIAL RADIO AND TELEVISION FOR
INFORMATION ON THIS WATCH AND POSSIBLE WARNINGS.

LASHLEY
Special weather statement, Jan 18, 10:23 AM CST, 1 hour 1 minute before
INZ060-061-067>070-076-081>089-182200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1123 AM EST THU JAN 18 1996

...TORNADO WATCH ISSUED FOR PARTS OF SOUTHWEST AND SOUTH CENTRAL
INDIANA UNTIL 5 PM EST...

A TORNADO WATCH HAS BEEN ISSUED FOR SOUTHWEST AND PORTIONS OF SOUTH
CENTRAL INDIANA UNTIL 5 PM EST (4 PM CST). THIS WATCH INCLUDES THE
CITIES OF SULLIVAN...BLOOMFIELD...BEDFORD...VINCENNES...EVANSVILLE
AND PETERSBURG.

AT 1120 AM EST...NATIONAL WEATHER SERVICE RADARS WERE SHOWING A LINE
OF STRONG THUNDERSTORMS ACROSS SOUTHWEST AND SOUTHCENTRAL ILLINOIS
MOVING EAST AT 40 MPH. NUMEROUS REPORTS OF 50 TO 60 MPH WINDS HAVE
BEEN RECEIVED FROM SOUTHWEST ILLINOIS WITH TREES AND POWER LINES
DOWN IN THIS AREA.

A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR THE DEVELOPMENT OF
TORNADOES IN AND NEAR THE WATCH AREA. YOU SHOULD CONTINUE TO MONITOR
NOAA WEATHER RADIO...OR COMMERCIAL RADIO AND TELEVISION FOR
INFORMATION ON THIS WATCH AND POSSIBLE WARNINGS.

LASHLEY

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 18, 10:55 AM CSTSevere Thunderstorm WarningINDUnion50 min
Jan 18, 11:39 AM CSTSevere Thunderstorm WarningINDDaviess, McLean, Muhlenberg36 min
Jan 18, 11:39 AM CSTSevere Thunderstorm WarningINDTodd36 min
Jan 18, 11:57 AM CSTSevere Thunderstorm WarningINDOhio33 min
Jan 18, 12:11 PM CSTSevere Thunderstorm WarningINDHancock34 min
Jan 18, 12:36 PM CSTSevere Thunderstorm WarningINDGrayson54 min
Jan 18, 11:44 AM CSTSevere Thunderstorm WarningINDWarrick31 min
Jan 18, 11:57 AM CSTSevere Thunderstorm WarningINDSpencer33 min
Jan 18, 11:57 AM CSTSevere Thunderstorm WarningINDPike33 min
Jan 18, 12:11 PM CSTSevere Thunderstorm WarningINDDaviess, Dubois, Martin34 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1996Severe Thunderstorm Warnings in Kentucky, 1996Every severe thunderstorm warning in 1996

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.