Alert archive / Indiana / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 244, NWS Indianapolis, IN

August 19, 1993Montgomery County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Aug 19, 1993, 8:33 PM EST for Montgomery County, Indiana. It was in force for 57 min.

The area

The counties it named.

The facts

Issued
Aug 19, 1993, 8:33 PM EST (01:33 UTC)
Expired
Aug 19, 1993, 9:30 PM EST
In force
57 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Montgomery County, IN

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 00:00Z, 1.6 hours before the alert went out and 230 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 1993-08-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 677 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, Dayton/James M C, OH at 00:00Z on 1993-08-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 square meters per square second.193958Sfc1 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
677 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
1334 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
65 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, Aug 19, 6:30 PM EST, 2 hours 3 minutes before
INZ002-004-005-006-007-008-009-010-003-200030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
630 PM EST THU AUG 19 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MOST OF CENTRAL AND
NORTHERN INDIANA UNTIL 11 PM EST...

AT 625 PM EST THUNDERSTORMS WITH VERY HEAVY RAIN...FREQUENT LIGHTNING...
AND STRONG GUSTY WINDS EXTENDED FROM 25 MILES NORTHEAST OF LOGANSPORT TO
25 MILES NORTH OF DANVILLE ILLINOIS. THE STORMS WERE MOVING EAST AT 35
MILES AN HOUR.

THUNDERSTORMS SHOULD REACH THE LAKE SHAFER AND LAKE FREEMAN AREAS BY 645
PM EST. PEOPLE AT INDIANA BEACH CAN EXPECT 40 TO 50 MILE AN HOUR WINDS
AS THE STORM MOVE THROUGH. THUNDERSTORMS SHOULD MOVE INTO THE LAFAYETTE
AREA BY 730 PM EST.

LAW ENFORCMENT AGENCIES AND WEATHER OBSERVERS IN NEWTON AND JASPER
COUNTIES REPORTED WINDS OF 35 TO 45 MILES AN HOUR AS THE STORMS MOVED
THROUGH.

PEOPLE IN NORTHERN AND CENTRAL INDIANA SHOULD KEEP A CLOSE WATCH ON THE
WEATHER THIS EVENING. BE PREPARED TO TAKE SHELTER INSIDE A STURDY
BUILDING IF THREATENING WEATHER APPROACHES OR A WARNING IS ISSUED.

SBH
Special weather statement, Aug 19, 6:31 PM EST, 2 hours 2 minutes before
INZ002-004-005-006-007-008-009-010-003-200030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
630 PM EST THU AUG 19 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MOST OF CENTRAL AND
NORTHERN INDIANA UNTIL 11 PM EST...

AT 625 PM EST THUNDERSTORMS WITH VERY HEAVY RAIN...FREQUENT LIGHTNING...
AND STRONG GUSTY WINDS EXTENDED FROM 25 MILES NORTHEAST OF LOGANSPORT TO
25 MILES NORTH OF DANVILLE ILLINOIS. THE STORMS WERE MOVING EAST AT 35
MILES AN HOUR.

THUNDERSTORMS SHOULD REACH THE LAKE SHAFER AND LAKE FREEMAN AREAS BY 645
PM EST. PEOPLE AT INDIANA BEACH CAN EXPECT 40 TO 50 MILE AN HOUR WINDS
AS THE STORM MOVE THROUGH. THUNDERSTORMS SHOULD MOVE INTO THE LAFAYETTE
AREA BY 730 PM EST.

LAW ENFORCMENT AGENCIES AND WEATHER OBSERVERS IN NEWTON AND JASPER
COUNTIES REPORTED WINDS OF 35 TO 45 MILES AN HOUR AS THE STORMS MOVED
THROUGH.

PEOPLE IN NORTHERN AND CENTRAL INDIANA SHOULD KEEP A CLOSE WATCH ON THE
WEATHER THIS EVENING. BE PREPARED TO TAKE SHELTER INSIDE A STURDY
BUILDING IF THREATENING WEATHER APPROACHES OR A WARNING IS ISSUED.

SBH
Special weather statement, Aug 19, 7:35 PM EST, 58 minutes before
INZ002-004-005-006-007-008-009-010-003-200130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
735 PM EST THU AUG 19 1993

THE SEVERE THUNDERSTORM WATCH IN INDIANA IS NO LONGER IN EFFECT NORTH OF
A LINE FROM RENSSELAER TO 25 MILES EAST OF SOUTH BEND. THE WATCH
CONTINUES IN EFFECT FOR THE REMAINDER OF NORTHERN AND CENTRAL INDIANA
NORTH OF A LINE FROM TERRE HAUTE TO RICHMOND.

AT 730 PM EST AN AREA OF THUNDERSTORMS WAS OVER NORTH CENTRAL INDIANA
FROM KOKOMO TO PERU AND WEST TO LOGANSPORT AND FLORA. OTHER
THUNDERSTORMS WERE LOCATED FROM 30 MILES WEST OF LAFAYETTE TO DANVILLE
ILLINOIS. THE THUNDERSTORMS WERE MOVING EAST AT 35 MPH.

THUNDERSTORMS WILL MOVE INTO THE LAFAYETTE AND ATTICA AREAS OF WEST
CENTRAL INDIANA BY 800 PM EST. STRONG GUSTY WINDS OF 40 MPH AND VERY
HEAVY RAINS CAN BE EXPECTED WITH THESE STORMS.

PEOPLE IN NORTHERN AND CENTRAL INDIANA SHOULD KEEP A CLOSE WATCH ON THE
WEATHER THIS EVENING. BE PREPARED TO TAKE SHELTER INSIDE A STURDY
BUILDING IF THREATENING WEATHER APPROACHES OR A WARNING IS ISSUED.

SBH
Special weather statement, Aug 19, 7:36 PM EST, 57 minutes before
INZ002-004-005-006-007-008-009-010-003-200130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
735 PM EST THU AUG 19 1993

THE SEVERE THUNDERSTORM WATCH IN INDIANA IS NO LONGER IN EFFECT NORTH OF
A LINE FROM RENSSELAER TO 25 MILES EAST OF SOUTH BEND. THE WATCH
CONTINUES IN EFFECT FOR THE REMAINDER OF NORTHERN AND CENTRAL INDIANA
NORTH OF A LINE FROM TERRE HAUTE TO RICHMOND.

AT 730 PM EST AN AREA OF THUNDERSTORMS WAS OVER NORTH CENTRAL INDIANA
FROM KOKOMO TO PERU AND WEST TO LOGANSPORT AND FLORA. OTHER
THUNDERSTORMS WERE LOCATED FROM 30 MILES WEST OF LAFAYETTE TO DANVILLE
ILLINOIS. THE THUNDERSTORMS WERE MOVING EAST AT 35 MPH.

THUNDERSTORMS WILL MOVE INTO THE LAFAYETTE AND ATTICA AREAS OF WEST
CENTRAL INDIANA BY 800 PM EST. STRONG GUSTY WINDS OF 40 MPH AND VERY
HEAVY RAINS CAN BE EXPECTED WITH THESE STORMS.

PEOPLE IN NORTHERN AND CENTRAL INDIANA SHOULD KEEP A CLOSE WATCH ON THE
WEATHER THIS EVENING. BE PREzPARED TO TAKE SHELTER INSIDE A STURDY
BUILDING IF THREATENING WEATHER APPROACHES OR A WARNING IS ISSUED.

SBH
Special weather statement, Aug 19, 8:17 PM EST, 16 minutes before
INZ004-005-006-007-008-009-010-003-200215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
817 PM EST THU AUG 19 1993

A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL 11 PM EST FOR MUCH
OF NORTHERN AND CENTRAL INDIANA.

AT 815 PM EST THUNDERSTORMS WITH VERY HEAVY RAIN...FREQUENT LIGHTNING...
AND STRONG GUSTY WINDS EXTENDED FROM NEAR LAFAYETTE TO 15 MILES
SOUTHWEST OF DANVILLE ILLINOIS. THESE STORMS WERE MOVING SOUTHEAST AT
30 MPH AND WILL MOVE INTO THE TOWNS OF CRAWFORDSVILLE AND ROCKVILLE BY
9 PM EST.

ANOTHER STRONG THUNDERSTORM WAS LOCATED NEAR TIPTON...OR ABOUT 12 MILES
SOUTH OF KOKOMO. THIS STORM WILL MOVE TO NEAR MUNCIE BY 930 PM EST.

PEOPLE IN NORTHERN AND CENTRAL INDIANA SHOULD KEEP A CLOSE WATCH ON THE
WEATHER THIS EVENING. BE PREPARED TO TAKE SHELTER IN A STRONG BUILDING
IF THREATENING WEATHER APPROACHES OF A WARNING IS ISSUED.

SBH
Special weather statement, Aug 19, 8:18 PM EST, 15 minutes before
INZ004-005-006-007-008-009-010-003-200215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
817 PM EST THU AUG 19 1993

A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL 11 PM EST FOR MUCH
OF NORTHERN AND CENTRAL INDIANA.

AT 815 PM EST THUNDERSTORMS WITH VERY HEAVY RAIN...FREQUENT LIGHTNING...
AND STRONG GUSTY WINDS EXTENDED FROM NEAR LAFAYETTE TO 15 MILES
SOUTHWEST OF DANVILLE ILLINOIS. THESE STORMS WERE MOVING SOUTHEAST AT
30 MPH AND WILL MOVE INTO THE TOWNS OF CRAWFORDSVILLE AND ROCKVILLE BY
9 PM EST.

ANOTHER STRONG THUNDERSTORM WAS LOCATED NEAR TIPTON...OR ABOUT 12 MILES
SOUTH OF KOKOMO. THIS STORM WILL MOVE TO NEAR MUNCIE BY 930 PM EST.

PEOPLE IN NORTHE
RN AND CENTRAL INDIANA SHOULD KEEP A CLOSE WATCH ON THE
WEATHER THIS EVENING. BE PREPARED TO TAKE SHELTER IN A STRONG BUILDING
IF THREATENING WEATHER APPROACHES OF A WARNING IS ISSUED.

SBH

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 19, 8:33 PM ESTSevere Thunderstorm WarningINDFountain32 min
Aug 19, 9:18 PM ESTFlash Flood WarningINDParke, Putnam, Vermillion3 hr

Nearby

Severe Thunderstorm Warnings in Indiana, 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.