Alert archive / Indiana / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 4, NWS Indianapolis, IN

March 24, 1994Hamilton County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 24, 1994, 12:23 AM EST for Hamilton County, Indiana. It was in force for 37 min.

The area

The counties it named.

The facts

Issued
Mar 24, 1994, 12:23 AM EST (05:23 UTC)
Expired
Mar 24, 1994, 1:00 AM EST
In force
37 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Hamilton County, IN

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 00:00Z, 5.4 hours before the alert went out and 159 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, Dayton/James M C, OH at 00:00Z on 1994-03-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Dayton/James M C, OH at 00:00Z on 1994-03-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 136 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3250 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
136 m²/s²
0-3 km storm-relative helicity
314 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 KIND 240523
SVRIND
INC057-240600-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1223 AM EST THU MAR 24 1994
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  100 AM EST
FOR PEOPLE IN THE FOLLOWING LOCATION......
 
IN CENTRAL INDIANA
 
   ...HAMILTON COUNTY
 
AT 1220 AM EST NATIONAL WEATHER SERVICE RADAR SHOWED A SEVERE
THUNDERSTORM 20 MILES NORTH OF INDIANAPOLIS IN SOUTHERN HAMILTON COUNTY.
 
THE STORM WILL LIKELY PRODUCE NICKEL SIZE HAIL IN THE NOBLESVILLE AREA
BETWEEN 1230 AND 1245 AM EST.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
SBH

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 23, 11:03 PM EST, 1 hour 20 minutes before
INZALL 240900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1100 PM EST WED MAR 23 1994

THE NATIONAL SEVERE STORMS FORECAST CENTER IN KANSAS CITY HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PARTS OF NORTHERN AND CENTRAL INDIANA
UNTIL 4 AM EST THURSDAY MORNING.

THIS WATCH IS IN EFFECT ALONG AND NORTH OF A LINE FROM NEAR SULLIVAN TO
10 MILES SOUTH OF BLOOMINGTON TO LAWRENCEBURG.

SOME CITIES IN THE WATCH INCLUDE SOUTH BEND...FORT WAYNE...LAFAYETTE...
TERRE HAUTE...INDIANAPOLIS...RICHMOND...AND BLOOMINGTON.

PRICE
Special weather statement, Mar 23, 11:29 PM EST, 54 minutes before
INZ002>066-072>074-240900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1125 PM EST WED MAR 23 1994

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 4 AM EST THURSDAY
MORNING FOR NORTHERN AND CENTRAL INDIANA ALONG AND NORTH OF A LINE FROM
SULLIVAN TO 10 MILES SOUTH OF BLOOMINGTON TO LAWRENCEBURG.

AT 1120 PM EST WEATHER RADAR WAS SHOWING STRONG AND POSSIBLY SEVERE
THUNDERSTORMS EXTENDING FROM ABOUT 10 MILES NORTHEAST OF T.ERRE HAUTE TO
JUST WEST OF CRAWFORDSVILLE TO NEAR LAFAYETTE.

THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING LARGE HAIL AND GUSTY WINDS.

THUNDERSTORMS WERE MOVING NORTHEAST AT AROUND 40 MILES AN HOUR.

PRICE
Special weather statement, Mar 23, 11:38 PM EST, 45 minutes before
INZ073-074-240900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1135 PM EST WED MAR 23 1994

THE SEVERE THUNDERSTORM WATCH DOES INCLUDE RIPLEY AND DEARBORN COUNTIES
IN SOUTHEAST INDDIANA.

EP
Special weather statement, Mar 23, 11:54 PM EST, 29 minutes before
INC011-059-063-065-097-107-139-240600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1154 PM EST WED MAR 23 1994

AT 1150 PM EST NATIONAL WEATHER SERVICE RADAR SHOWED STRONG
THUNDERSTORMS SCATTERED OVER CENTRAL INDIANA.

THE STRONGEST STORMS...PRODUCING SMALL HAIL...WERE LOCATED 35 MILES EAST
OF INDIANAPOLIS NEAR KNIGHTSTOWN... AND 35 MILES NORTHWEST OF INDIANAPOL
NEAR LADOGA.

THE STATE POLICE REPORTED MARBLE SIZE HAIL NEAR KNIGHTSTOWN IN HENRY COU
YAT 1147 PM EST. AMATEUR RADIO OPERATORS REPORTED MARBLE SIZE HAIL NEAR
GREENFIELD AT 1138 PM EST.

THE THUNDERSTORMS WERE MOVING EAST AT 40 MPH...AND PEOPLE IN SOUTHERN
HENRY COUNTY AND NORTHERN HENDRICKS AND SOUTHERN BOONE COUNTIES CAN
EXPECT SMALL HAIL BETWEEN MIDNIGHT AND 1220 AM EST.

SBH
Special weather statement, Mar 24, 12:08 AM EST, 15 minutes before
INC177-240615-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1208 AM EST THU MAR 24 1994

AT MIDNIGHT A STRONG THUNDERSTORM WAS LOCATED 15 MILES WEST OF RICHMOND
IN EAST CENTRAL INDIANA. THE STORM WAS MOVING NORTHEAST...AND WILL MOVE
OUT OF WAYNE COUNTY BY 1230 AM EST.

A NATIONAL WEATHER SERVICE OBSERVER REPORTED MARBLE SIZE HAIL AT
CAMBRIDGE CITY...15 MILES WEST OF RICHMOND...AT 1205 AM EST.

PEOPLE IN WAYNE COUNTY TO THE NORTH OF RICHMOND CAN EXPECT SMALL HAIL
BETWEEN 1215 AND 1230 AM EST.

SBH

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 23, 10:41 PM ESTSevere Thunderstorm WarningINDFountain, Warren34 min
Mar 23, 11:14 PM ESTSevere Thunderstorm WarningINDLaPorte, Starke46 min
Mar 24, 12:15 AM ESTSevere Thunderstorm WarningINDWayne30 min

Nearby

Severe Thunderstorm Warnings in Indiana, 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.