Alert archive / Indiana / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 55, NWS Indianapolis, IN

May 10, 1996Morgan County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at May 10, 1996, 2:37 PM EST for Morgan County, Indiana. It was in force for 53 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
May 10, 1996, 2:37 PM EST (19:37 UTC)
Expired
May 10, 1996, 3:30 PM EST
In force
53 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Morgan County, IN

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 7.6 hours before the alert went out and 198 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, Lincoln, IL at 12:00Z on 1996-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 238 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, Lincoln, IL at 12:00Z on 1996-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 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
238 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
554 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KIND 101938
SVRIND
INC109-102030-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
237 PM EST FRI MAY 10 1996
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  330 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL INDIANA
 
   ...MORGAN COUNTY
 
AT 235 PM EST DOPPLER RADAR SHOWED A POSSIBLE SEVERE THUNDERSTORM MOVING
INTO THE SOUTHERN PART OF MORGAN COUNTY. THE STORM WAS MOVING NORTHEAST
AT 40 MPH. MORGANTOWN IS IN THE PATH OF THIS STORM.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY VLIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
 
 
LINDSEY

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, May 10, 9:03 AM EST, 5 hours 34 minutes before
INZ017-018-024>027-101530-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
903 AM EST FRI MAY 10 1996

THE SEVERE THUNDERSTORM WATCH FOR NORTHERN INDIANA HAS EXPIRED AS OF
9 AM EST. THE THUNDERSTORMS HAVE WEAKENED AND SEVERE WEATHER IS NOT
EXPECTED THE REST OF THE MORNING.

SHOWERS AND THUNDERSTORMS CONTINUE IN A AREA FROM CRAWFORDSVILLE TO
FORT WAYNE. THE INDIVIDUAL SHOWERS AND THUNDERSTORMS WERE MOVING
NORTHEAST AT 25 MPH...WHILE THE AREA ITSELF WAS MOVING SOUTHEAST AT
15 MPH.

HEAVY RAIN REMAINS POSSIBLE OVER NORTHERN INDIANA THROUGH THE
AFTERNOON. A FLASH FLOOD WATCH REMAINS IN EFFECT FOR NORTHWEST...
NORTH CENTRAL AND EXTREME NORTHEAST INDIANA TODAY...AND FOR THE REST
OF NORTHEAST INDIANA THIS AFTERNOON AND EVENING.

ZIMMERMAN
Special weather statement, May 10, 1:53 PM EST, 44 minutes before
INZ001>092-110100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
153 PM EST FRI MAY 10 1996

IN INDIANA A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 800 PM EST
AND INCLUDES THAT PART OF INDIANA EAST OF A LINE FROM TERRE HAUTE TO
15 MILES SOUTHWEST OF FORT WAYNE AND SOUTH OF A LINE FROM 15 MILES
SOUTHWEST OF FORT WAYNE TO 20 MILES SOUTHEAST OF FORT WAYNE.

SOME CITIES INCLUDED ARE MARION...ANDERSON...MUNCIE...INDIANAPOLIS...
TERRE HAUTE...SHELBYVILLE...RICHMOND...COLUMBUS...BLOOMINGTON...
VINCENNES...BEDFORD...SEYMOUR...MADISON...JASPER AND EVANSVILLE.

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

ZIMMERMAN

The office that day

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

IssuedProductOfficeCountiesLasted
May 10, 2:24 PM ESTTornado WarningINDMarion51 min
May 10, 2:32 PM ESTSevere Thunderstorm WarningINDMonroe, Owen43 min
May 10, 2:43 PM ESTSevere Thunderstorm WarningINDBrown47 min
May 10, 2:54 PM ESTSevere Thunderstorm WarningINDJohnson51 min
May 10, 3:10 PM ESTSevere Thunderstorm WarningINDShelby50 min
May 10, 3:21 PM ESTFlash Flood WarningINDMonroe, Owen2 hr
May 10, 3:30 PM ESTSevere Thunderstorm WarningINDRush45 min
May 10, 3:37 PM ESTSevere Thunderstorm WarningINDBartholomew, Decatur53 min

Nearby

Severe Thunderstorm Warnings in Indiana, 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.