Alert archive / Indiana / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 8, NWS Indianapolis, IN

April 15, 1992Vanderburgh County, Indiana; Henderson County, Kentucky

NWS Indianapolis, IN issued this severe thunderstorm warning at Apr 15, 1992, 5:12 PM CDT for Vanderburgh County, Indiana; Henderson County, Kentucky. It was in force for 33 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Apr 15, 1992, 5:12 PM CDT (22:12 UTC)
Expired
Apr 15, 1992, 5:45 PM CDT
In force
33 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

Counties Vanderburgh County, IN, Henderson County, KY

What was reported inside it

TimeReportWhereRemark
Apr 15, 5:15 PM CDTHail 1.75Henderson, KY

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 12:00Z, 10.2 hours before the alert went out and 136 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 12:00Z on 1992-04-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 564 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, Paducah/Barkley, KY at 12:00Z on 1992-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -23 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
564 J/kg
Mixed-layer CIN
-95 J/kg
Mixed-layer LCL
1576 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
-23 m²/s²
0-3 km storm-relative helicity
50 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 KEVV 152213
SVREVV
INC163-KYC101-152245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EVANSVILLE IN
512 PM CDT WED APR 15 1992
 
THE NATIONAL WEATHER SERVICE IN EVANSVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  545 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST INDIANA
 
   ...VANDERBURGH COUNTY
 
 
IN NORTHWEST KENTUCKY
 
   ...HENDERSON COUNTY
 
AT 508 PM CDT...KENTUCKY STATE POLICE REPORTED QUARTER SIZED HAIL NEAR
UNIONTOWN KENTUCKY. THE SEVERE THUNDERSTORM WAS MOVING NORTHEAST AT 20
MPH...AND WILL REACH HENDERSON KENTUCKY BY 530 PM. YOU SHOULD TAKE COVER
IMMEDIATELY.
 
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLHE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
TT

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 15, 6:19 PM CDTFlash Flood WarningINDChristian, Hopkins, Muhlenberg56 min
Apr 15, 6:19 PM CDTSevere Thunderstorm WarningINDChristian, Hopkins, Muhlenberg56 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1992Severe Thunderstorm Warnings in Kentucky, 1992Every severe thunderstorm warning in 1992

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.