Alert archive / Indiana / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 59, NWS Indianapolis, IN

July 18, 1997Hancock County, Marion County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jul 18, 1997, 7:14 PM EST for Hancock County, Marion County, Indiana. It was in force for 46 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jul 18, 1997, 7:14 PM EST (00:14 UTC)
Expired
Jul 18, 1997, 8:00 PM EST
In force
46 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

Counties Hancock County, IN, Marion County, IN

What was reported inside it

TimeReportWhereRemark
Jul 18, 7:25 PM ESTThunderstorm WindIndianapolis, INThunderstorm winds blew down large trees in the 400 block of Colorado.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 18, 5:00 PM ESTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 0.2 hours before the alert went out and 189 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 00:00Z on 1997-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1215 joules per kilogram.LCLEL10008507005003002001001 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, Cncnati-Daytn, OH at 00:00Z on 1997-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 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
1215 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
1610 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
56 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 190014 RRA
SVRIND
INC059-097-190100-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
714 PM EST FRI JUL 18 1997
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  800 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL INDIANA
 
   ...HANCOCK COUNTY...MARION COUNTY
 
AT 715 PM EST...RADAR INDICATED A SEVERE THUNDERSTORM FROM SOUTHWEST OF
ANDERSON TO THE NORTHWEST PART OF INDIANAPOLIS. THIS STORM WAS MOVING TO
THE SOUTHEAST AT 25 MPH AND WILL REACH DOWNTOWN INDIANAPOLIS BY 730 PM A
GREENFIELD BY 745 PM.
 
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.
 
 
KH

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 18, 6:27 PM EST, 47 minutes before
INZ021-030-032-031-038-190000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
625 PM EST FRI JUL 18 1997

AT 620 PM THUNDERSTORMS CONTINUE TO MOVE THROUGH NORTHCENTRAL INDIANA.
AT 550PM TREES WERE UPROOTED AT I-65 AND 600 NORTH NEAR BATTLEGROUND IN
TIPPECANOE COUNTY. A FUNNEL CLOUD WAS REPORTED BY THE PUBLIC AT 610 PM 6
MILES WEST OF FRANKFORT IN CLINTON COUNTY

THE STORM WERE MOVING SOUTHEAST AT 25 MILES AN HOUR. BY 700 PM EST THE
STORMS WILL BE MOVING THROUGH LEBANON...TIPTON AND MARION.

THESE STORMS MAY PRODUCE STRONG WINDS...LARGE HAIL...BRIEF INTENSE RAIN
AND LIGHTNING.

&
HAINES
Special weather statement, Jul 18, 6:43 PM EST, 31 minutes before
INZ021-022-028>059-062>066-073-074-190200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
643 PM EST FRI JUL 18 1997

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT OVER CENTRAL INDIANA
UNTIL 1000 PM EST...

THE WATCH IS SOUTH OF A LINE FROM PORTLAND TO FOWLER AND NORTH OF A
LINE FROM LAWRENCEBURG TO TERRE HAUTE. SOME CITIES IN THE WATCH ARE
LAFAYETTE...INDIANAPOLIS...RICHMOND...TERRE HAUTE...BLOOMINGTON AND
LAWRENCEBURG.

A SEVERE THUNDERSTORM WATCH MEANS STORMS WITH DANGEROUS
LIGHTNING...LARGE HAIL AND DAMAGING WINDS ARE POSSIBLE IN AND NEAR
THE WATCH AREA. LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

AT 643 PM...AN AREA OF THUNDERSTORMS WAS FROM NEAR ROCKVILLE TO
CRAWFORDSVILLE TO LEBANON TO TIPTON. THE STORMS WERE MOVING SOUTHEAST
AT 25 MPH.

THESE STORMS WILL REACH THE INDIANAPOLIS METROPOLITAN AREA BETWEEN
700 PM AND 730 PM. EXPECT STRONG WINDS...HEAVY RAIN AND DEADLY
LIGHTNING WITH THESE STORMS AS THEY MOVE THROUGH.

LASHLEY
Local storm report, Jul 18, 6:44 PM EST, 30 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
645 PM EST FRI JUL 18 1997

TIME(EST)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

600 PM                               IN   BARN ROOF DAMAGE 8 MILES
7/18/97    CLINTON                        NORTH AND 6 1/2 MILES WEST
                                          OF FRANKFORT
Local storm report, Jul 18, 6:45 PM EST, 29 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
645 PM EST FRI JUL 18 1997

TIME(EST)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

600 PM                               IN   BARN ROOF DAMAGE 8 MILES
7/18/97    CLINTON                        NORTH AND 6 1/2 MILES WEST
                                          OF FRANKFORT
Special weather statement, Jul 18, 7:03 PM EST, 11 minutes before
INZ020>022-028>059-062>066-073-074-190100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
703 PM EST FRI JUL 18 1997

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT OVER CENTRAL INDIANA
UNTIL 1000 PM EST...

THE WATCH IS SOUTH OF A LINE FROM WINCHESTER TO NEWPORT AND NORTH OF
A LINE FROM LAWRENCEBURG TO TERRE HAUTE. SOME CITIES IN THE WATCH ARE
INDIANAPOLIS...RICHMOND...TERRE HAUTE...BLOOMINGTON AND LAWRENCEBURG.

THE WATCH IS NO LONGER IN EFFECT IN THE LAFAYETTE AND MARION AREAS
AND WHITE...CASS...HOWARD...GRANT...BLACKFORD...JAY...CARROLL...
CLINTON...TIPPECANOE...WARREN AND FOUNTAIN COUNTIES.

A SEVERE THUNDERSTORM WATCH MEANS STORMS WITH DANGEROUS
LIGHTNING...LARGE HAIL AND DAMAGING WINDS ARE POSSIBLE IN AND NEAR
THE WATCH AREA. LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

AT 655 PM...AN AREA OF THUNDERSTORMS WAS FROM NEAR ROCKVILLE THROUGH
CRAWFRODSVILLE AND LEBANON TO TIPTON. THE STORMS WERE MOVING
SOUTHEAST AT 25 MPH.

THUNDERSTORMS WITH DANGEROUS LIGHTNING...GUSTY WINDS AND HEAVY
RAINFALL WILL MOVE INTO THE INDIANAPOLIS AREA BY 730 PM AND THE TERRE
HAUTE AREA BY 800 PM.

DS
Special weather statement, Jul 18, 7:04 PM EST, 10 minutes before
INZ020>022-028>059-062>066-073-074-190100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
703 PM EST FRI JUL 18 1997

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT OVER CENTRAL INDIANA
UNTIL 1000 PM EST...

THE WATCH IS SOUTH OF A LINE FROM WINCHESTER TO NEWPORT AND NORTH OF
A LINE FROM LAWRENCEBURG TO TERRE HAUTE. SOME CITIES IN THE WATCH ARE
INDIANAPOLIS...RICHMOND...TERRE HAUTE...BLOOMINGTON AND LAWRENCEBURG.

THE WATCH IS NO LONGER IN EFFECT IN THE LAFAYETTE AND MARION AREAS
AND WHITE...CASS...HOWARD...GRANT...BLACKFORD...JAY...CARROLL...
CLINTON...TIPPECANOE...WARREN AND FOUNTAIN COUNTIES.

A SEVERE THUNDERSTORM WATCH MEANS STORMS WITH DANGEROUS
LIGHTNING...LARGE HAIL AND DAMAGING WINDS ARE POSSIBLE IN AND NEAR
THE WATCH AREA. LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

AT 655 PM...AN AREA OF THUNDERSTORMS WAS FROM NEAR ROCKVILLE THROUGH
CRAWFRODSVILLE AND LEBANON TO TIPTON. THE STORMS WERE MOVING
SjOUTHEAST AT 25 MPH.

THUNDERSTORMS WITH DANGEROUS LIGHTNING...GUSTY WINDS AND HEAVY
RAINFALL WILL MOVE INTO THE INDIANAPOLIS AREA BY 730 PM AND THE TERRE
HAUTE AREA BY 800 PM.

DS

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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.