Alert archive / Indiana / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 52, NWS Indianapolis, IN

July 14, 1997Shelby County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jul 14, 1997, 6:03 PM EST for Shelby County, Indiana. It was in force for 27 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
Jul 14, 1997, 6:03 PM EST (23:03 UTC)
Expired
Jul 14, 1997, 6:30 PM EST
In force
27 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Shelby County, IN

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.1 hours before the alert went out and 171 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, Cncnati-Daytn, OH at 12:00Z on 1997-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 184 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 1997-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 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
184 J/kg
Mixed-layer CIN
-147 J/kg
Mixed-layer LCL
1298 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
25 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 142303 RRA
SVRIND
INC145-142330-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
603 PM EST MON JUL 14 1997
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  630 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL INDIANA
 
   ...SHELBY COUNTY
 
AT 603 PM RADAR INDICATED A SEVERE THUNDERSTORM NEAR THE TOWN OF LONDON
OR 11 MILES NORTHWEST OF SHELBVILLE. THIS STORM IS MOVING EAST NORTHEAST
AT 25 MPH AND WILL AFFECT THE TOWNS OF MARION AND FREEPORT.
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
 
 
LASHLEY

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, Jul 14, 3:21 PM EST, 2 hours 42 minutes before
INZ006>009-017-018-021>025-028>032-035>040-043>047-051>054-060-061-
067-068-150000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
320 PM EST MON JUL 14 1997

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR PARTS OF NORTHERN AND
WESTERN INDIANA UNTIL 700 PM EST...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT NORTH AND WEST OF A
LINE FROM 20 MILES SOUTHEAST OF FORT WAYNE TO 20 MILES SOUTHEAST OF
VINCENNES UNTIL 700 PM.

AT 319 PM EST...WEATHER SERVICE RADAR SHOWED A STRONG LINE OF
THUNDERSTORMS EXTENDING FROM NEAR SOUTH BEND SOUTHWEST TO RENSSELAER
AND THEN SOUTH TO NEAR ATTICA. THESE STORMS WERE MOVING EAST AT 30
MPH AND WILL MOVE INTO EASTERN FOUNTAIN...VERMILLION...TIPPENCANOE...
PARKE AND MONTGOMERY COUNTIES BETWEEN 315 PM AND 430 PM. EXPECT
STRONG WINDS...HAIL AND VERY HEAVY RAINFALL OF 1 TO 2 INCHES WITH
THESE THUNDERSTORMS.

SEVERE THUNDERSTORMS PRODUCE WINDS IN EXCESS OF 58 MPH...HAIL THREE
QUARTERS OF AN INCH IN DIAMETER OR LARGER AND TORRENTIAL RAINS.
IF THESE STORMS APPROACH YOUR AREA...TAKE SHELTER IMMEDIATELY IN AN
INTERIOR ROOM OR BASEMENT.

LASHLEY
Special weather statement, Jul 14, 4:09 PM EST, 1 hour 54 minutes before
INZ021>023-028>031-035>040-043>047-051>054-060-061-067-068-150000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
409 PM EST MON JUL 14 1997

...SEVERE THUNDERSTORM WATCH CONTINUES FOR PARTS OF NORTHERN AND
WESTERN INDIANA UNTIL 700 PM EST...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT NORTH AND WEST OF A
LINE FROM 20 MILES SOUTHEAST OF FORT WAYNE TO 20 MILES SOUTHEAST OF
VINCENNES UNTIL 700 PM.

AT 410 PM EST...WEATHER SERVICE RADAR SHOWED A STRONG LINE OF
THUNDERSTORMS EXTENDING FROM EAST OF LAFAYETTE TO CRAWFORDSVILLE TO
WEST OF TERRE HAUTE. THESE STORMS WERE MOVING EAST AT 30 MPH AND WILL
MOVE INTO VIGO...CLAY...PUTNAM...BOONE...CLINTON...HOWARD...CASS AND
MIAMI COUNTIES BETWEEN 415 PM AND 530 PM. EXPECT STRONG WINDS...HAIL
AND VERY HEAVY RAINFALL OF 1 TO 2 INCHES WITH THESE THUNDERSTORMS.

SEVERE THUNDERSTORMS PRODUCE WINDS IN EXCESS OF 58 MPH...HAIL THREE
QUARTERS OF AN INCH IN DIAMETER OR LARGER AND TORRENTIAL RAINS.

AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING
SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY.
TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
THE LATEST WEATHER INFORMATION.

LASHLEY
Special weather statement, Jul 14, 5:04 PM EST, 59 minutes before
INZ021>023-028>031-035>040-043>047-051>054-060-061-067-068-150000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
505 PM EST MON JUL 14 1997

...SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 700 PM EST...

AT 505 PM EST...WEATHER SERVICE RADAR SHOWED A STRONG LINE OF
THUNDERSTORMS EXTENDING FROM NEAR PERU TO TIPTON TO BROWNSBURG
TO VINCENNES. THESE STORMS WERE MOVING EAST AT 35 MPH AND WILL
MOVE THROUGH THE INDIANAPOLIS METRO AREA BETWEEN 510 PM AND 610 PM.
EXPECT STRONG WINDS OF 30 TO 40 MPH...HAIL AND VERY HEAVY RAINFALL
OF 1 TO 2 INCHES WITH THESE THUNDERSTORMS.

SEVERE THUNDERSTORMS PRODUCE WINDS IN EXCESS OF 58 MPH...HAIL THREE
QUARTERS OF AN INCH IN DIAMETER OR LARGER AND TORRENTIAL RAINS.

AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING
SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY.
TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
THE LATEST WEATHER INFOtRMATION.

LASHLEY
Special weather statement, Jul 14, 5:05 PM EST, 58 minutes before
INZ021>023-028>031-035>040-043>047-051>054-060-061-067-068-150000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
505 PM EST MON JUL 14 1997

...SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 700 PM EST...

AT 505 PM EST...WEATHER SERVICE RADAR SHOWED A STRONG LINE OF
THUNDERSTORMS EXTENDING FROM NEAR PERU TO TIPTON TO BROWNSBURG
TO VINCENNES. THESE STORMS WERE MOVING EAST AT 35 MPH AND WILL
MOVE THROUGH THE INDIANAPOLIS METRO AREA BETWEEN 510 PM AND 610 PM.
EXPECT STRONG WINDS OF 30 TO 40 MPH...HAIL AND VERY HEAVY RAINFALL
OF 1 TO 2 INCHES WITH THESE THUNDERSTORMS.

SEVERE THUNDERSTORMS PRODUCE WINDS IN EXCESS OF 58 MPH...HAIL THREE
QUARTERS OF AN INCH IN DIAMETER OR LARGER AND TORRENTIAL RAINS.

AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING
SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY.
TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR
THE LATEST WEATHER INFORMATION.

LASHLEY
Special weather statement, Jul 14, 5:38 PM EST, 25 minutes before
INZ040>042-048-049-055>057-062>065-069>072-150000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
538 PM EST MON JUL 14 1997

...STRONG THUNDERSTORMS MOVING THROUGH CENTRAL INDIANA...

AT 535 PM STRONG THUNDERSTORMS WERE MOVING EAST AT 35 MPH ACROSS
CENTRAL INDIANA. THESE STORMS EXTENDED FROM NEAR ANDERSON THROUGH
INDIANAPOLIS TO VINCENNES. MARBLE SIZE HAIL AND WINDS OF 35 TO 45 MPH
HAVE BEEN REPORTED WITH THESE THUNDERSTORMS.

THESE STORMS WILL CONTINUE TO MOVE ACROSS EAST CENTRAL INDIANA
THROUGH 700PM. IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER
IMMEDIATELY IF A STORM APPROACHES.  MOTORISTS SHOULD REMAIN ALERT
FOR REDUCED VISIBILITIES DURING DOWNPOURS OF RAIN. STREETS MAY
FLOOD QUICKLY.

LASHLEY
Special weather statement, Jul 14, 5:41 PM EST, 22 minutes before
INZ040>042-048-049-055>057-062>065-069>072-150000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
538 PM EST MON JUL 14 1997

...STRONG THUNDERSTORMS MOVING THROUGH CENTRAL INDIANA...

AT 535 PM STRONG THUNDERSTORMS WERE MOVING EAST AT 35 MPH ACROSS
CENTRAL INDIANA. THESE STORMS EXTENDED FROM NEAR ANDERSON THROUGH
INDIANAPOLIS TO VINCENNES. MARBLE SIZE HAIL AND WINDS OF 35 TO 45 MPH
HAVE BEEN REPORTED WITH THESE THUNDERSTORMS.

THESE STORMS WILL CONTINUE TO MOVE ACROSS EAST CENTRAL INDIANA
THROUGH 700PM. IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER
IMMEDIATELY IF A STORM APPROACHES.  MOTORISTS SHOULD REMAIN ALERT
FOR REDUCED VISIBILITIES DURING DOWNPOURS OF RAIN. STREETS MAY
FLOOD QUICKLY.

LASHLEY

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 5:10 PM ESTSevere Thunderstorm WarningINDJackson, Lawrence35 min
Jul 14, 6:00 PM ESTSevere Thunderstorm WarningINDMonroe30 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1997Every severe thunderstorm warning in 1997

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.