Alert archive / Kentucky / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 9, NWS Indianapolis, IN

March 31, 1993Ohio County, Kentucky

NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 31, 1993, 2:42 PM CST for Ohio County, Kentucky. It was in force for 33 min.

The area

The counties it named.

The facts

Issued
Mar 31, 1993, 2:42 PM CST (20:42 UTC)
Expired
Mar 31, 1993, 3:15 PM CST
In force
33 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Ohio County, KY

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 8.7 hours before the alert went out and 152 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 1993-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 25 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 1993-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 107 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
25 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
854 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
107 m²/s²
0-3 km storm-relative helicity
40 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 312041
SVREVV
KYC183-312115-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EVANSVILLE IN
242 PM CST WED MAR 31 1993
 
THE NATIONAL WEATHER SERVICE IN EVANSVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  315 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST KENTUCKY
 
   ...OHIO COUNTY
 
AT 240 PM CST RADAR INDICATED A SEVERE THUNDERSTORM NEAR BEAVER DAM.
THIS STORM WAS MOVING TO THE NORTHEAST AT 25 MPH AND WILL MOVE THROUGH
HARTFORD BY 250 PM CST AND ON TO FORDSVILLE BY 3 PM CST. THIS STORM WILL
PRODUCE LARGE HAIL AND DAMAGING WINDS. IF YOU ARE IN THE PATH OF THIS
STORM TAKE COVER IMMEDIATLY.
 
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE 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.
 
 
HOOPER
 x

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, Mar 31, 10:48 AM CST, 3 hours 54 minutes before
INZ011-012-014-015-311830-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1146 AM EST WED MAR 31 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF SOUTHERN
AND SOUTHWEST INDIANA FOR THIS AFTERNOON...

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 5 PM EST/4 PM CST FOR
THAT PART OF INDIANA SOUTH OF A LINE FROM SULLIVAN TO SEYMOUR...AND
WEST OF A LINE FROM SEYMOUR TO 20 MILES WEST OF LOUISVILLE KENTUCKY.

SOME CITIES INCLUDED IN THE WATCH ARE BEDFORD...EVANSVILLE...VINCENNES
...PETERSBURG...WASHINGTON...AND PRINCETON.

LARGE HAIL...DANGEROUS LIGHTNING...AND DAMAGING THUNDERSTORM WINDS ARE
POSSIBLE IN THE WATCH AREA. PEOPLE IN SOUTH CENTRAL AND SOUTHWEST
INDIANA SHOULD MONITOR NOAA WEATHER RADIO...OR LOCAL RADIO AND
TELEVISION STATIONS THIS AFTERNOON...AND LISTEN FOR LATER STATEMENTS
OR POSSIBLE WARNINGS.
.
SBH
Special weather statement, Mar 31, 1:03 PM CST, 1 hour 39 minutes before
INZ011-012-014-015-312005-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
200 PM EST WED MAR 31 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF SOUTHERN
AND SOUTHWEST INDIANA THIS AFTERNOON...

AT 200 PM EST RAIN WAS FALLING OVER SOUTHERN INDIANA...AND RAIN WILL
CONTINUE FOR MUCH OF THE AFTERNOON. THUNDERSTORMS ARE EXPECTED TO
DEVELOP OVER SOUTHWEST INDIANA DURING THE AFTERNOON...AND SOME OF
THE STORMS COULD PROjDUCE LARGE HAIL AND DAMAGING WINDS.

PEOPLE IN SOUTHERN INDIANA SHOULD CLOSELY MONITOR THE WEATHER THIS
AFTERNOON...AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

SBH
Special weather statement, Mar 31, 2:04 PM CST, 38 minutes before
INZ011-012-014-015-312105-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
303 PM EST WED MAR 31 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF SOUTHERN
AND SOUTHWEST INDIANA UNTIL 5 PM EST/4 PM CST...

AT 300 PM EST RAIN WAS FALLING OVER CENTRAL INDIANA...AND THERE WERE
SHOWERS AND A FEW THUNDERSTORMS IN SOUTHWEST INDIANA. THERE HAVE BEEN
NO REPORTS OF SEVERE WEATHER IN INDIANA THIS AFTERNOON.

SEVERE THUNDERSTORMS ARE STILL POSSIBLE IN SOUTHERN INDIANA THIS
AFTERNOON...AND PEOPLE IN THE WATCH AREA SHOULD LISTEN FOR LATER
STATEMENTS AND POSSIBLE WARNINGS.

SBH
Special weather statement, Mar 31, 2:26 PM CST, 16 minutes before
INZ011-012-014-015-312130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
325 PM EST WED MAR 31 1993

...THE SEVERE THUNDERSTORM WATCH FOR SOUTHERN INDIANA HAS BEEN
CANCELLED...

SHOWERS AND A FEW THUNDERSTORMS CAN BE EXPECTED OVER SOUTHERN INDIANA
INTO THE EVENING. HOWEVER...THE THREAT FOR SEVERE WEATHER HAS ENDED.

SBH

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 12:07 PM CSTSevere Thunderstorm WarningINDSimpson53 min
Mar 31, 12:50 PM CSTSevere Thunderstorm WarningINDWarren40 min
Mar 31, 1:50 PM CSTSevere Thunderstorm WarningINDLogan, Warren55 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 1993Every severe thunderstorm warning in 1993

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.