Alert archive / Indiana / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 28, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Apr 30, 1997, 7:11 PM EST for Bartholomew County, Shelby County, Indiana. It was in force for 34 min. 2 reports 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
- Apr 30, 1997, 7:11 PM EST (00:11 UTC)
- Expired
- Apr 30, 1997, 7:45 PM EST
- In force
- 34 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
Counties Bartholomew County, IN, Shelby County, IN
The radar
The Indianapolis radar (KIND), 53 km from the middle of the area, began a volume at 00:15 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 30, 7:20 PM EST | Thunderstorm Wind | Pleasant View, IN | |
| Apr 30, 7:45 PM EST | Thunderstorm Wind | Hope, IN |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 30, 5:30 PM EST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 0.2 hours before the alert went out and 176 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.
- Mixed-layer CAPE
- 5 J/kg
- Mixed-layer CIN
- -452 J/kg
- Mixed-layer LCL
- 1959 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 321 m²/s²
- 0-3 km storm-relative helicity
- 540 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KIND 010033 RRA SVRIND INC005-145-010045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE INDIANAPOLIS IN 711 PM EST WED APR 30 1997 THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 745 PM EST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN CENTRAL INDIANA ...BARTHOLOMEW COUNTY...SHELBY COUNTY AT 710 PM NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM JUST SOUTHWEST OF NINEVEH...OR 30 MILES SOUTH OF INDIANAPOLIS. THIS STORM IS MOVING NORTHEAST AT 40 MPH TOWARD THE TOWN OF MOUNT AUBURN. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIO~NALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. CS
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, Apr 30, 3:30 PM EST, 3 hours 41 minutes before
INZ003>009-012>018-020>075-080>082-085>088-010200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 329 PM EST WED APR 30 1997 ...TORNADO WATCHES ARE IN EFFECT FOR MUCH OF WEST AND NORTH INDIANA UNTIL 900 PM EST... SOME CITIES INCLUDED IN THE WATCHES ARE LAFAYETTE...TERRE HAUTE... VINCENNES...SOUTH BEND...KOKOMO...ANGOLA AND FORT WAYNE. A TORNADO WATCH MEANS THAT TORNADOES AND SEVERE THUNDERSTORMS ARE POSSIBLE IN AND NEAR THE WATCH AREA. DANGEROUS LIGHTNING...LARGE HAIL AND DAMAGING THUNDERSTORM WINDS ARE POSSIBLE. LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. AT 325 PM...THUNDERSTORMS WERE MOVING EAST THROUGH ILLINOIS. THEY WILL LIKELY REACH WEST INDIANA BETWEvEN 530 AND 630 PM. SEVERE WEATHER HAS OCCURRED IN WEST ILLINOIS. THUNDERSTORMS ARE LIKELY OVER MOST OF INDIANA THIS EVENING. SEVERE STORMS WILL BE POSSIBLE THROUGHOUT INDIANA. DS
Special weather statement, Apr 30, 4:33 PM EST, 2 hours 38 minutes before
INZ003>009-012>018-020>036-043>045-051>053-060-061-067>069-302300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 433 PM EST WED APR 30 1997 ...TORNADO WATCHES IN EFFECT UNTIL 900 PM EST... TORNADO WATCHES REMAIN IN EFFECT FOR WESTERN AND NORTHERN INDIANA UNTIL 900 PM. AT 430 PM EST RADAR INDICATED A BROKEN LINE OF STRONG THUNDERSTORMS EXTENDING FROM NEAR CHICAGO TO 50 MILES WEST OF EVANSVILLE. THE STORMS WERE MOVING NORTHEAST AT 45 MPH. STRONG STORMS WILL MOVE INTO FAR WESTERN INDIANA BETWEEN 500 AND 530 PM. PERSONS IN WESTERN INDIANA SHOULD BE PREPARED FOR HEAVY RAIN...STRONG WINDS...AND HAIL. STAY TUNED TO THIS SOURCE FOR LATER INFORMATION ON THIS DEVELOPING SITUATION. CS
Special weather statement, Apr 30, 4:35 PM EST, 2 hours 36 minutes before
INZ003>009-012>018-020>036-043>045-051>053-060-061-067>069-302300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 433 PM EST WED APR 30 1997 ...TORNADO WATCHES IN EFFECT UNTIL 900 PM EST... TORNADO WATCHES REMAIN IN EFFECT FOR WESTERN AND NORTHERN INDIANA UNTIL 900 PM. AT 430 PM EST RADAR INDICATED A BROKEN LINE OF STRONG THUNDERSTORMS EXTENDING FROM NEAR CHICAGO TO 50 MILES WEST OF EVANSVILLE. THE STORMS WERE MOVING NORTHEAST AT 45 MPH. STRONG STORMS WILL MOVE INTO FAR WESTERN INDIANA BETWEEN 500 AND 530 PM. PERSONS IN WESTERN INDIANA SHOULD BE PREPARED FOR HEAVY RAIN...STRONG WINDS...AND HAIL. STAY TUNED TO THIS SOURCE FOR LATER INFORMATION ON THIS DEVELOPING SITUATION. CS
Special weather statement, Apr 30, 6:16 PM EST, 55 minutes before
INZ067-302345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 616 PM EST WED APR 30 1997 A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR KNOX COUNTY IN SOUITHWEST INDIANA UNTIL 630 PM EST. AT 553 PM EST THE PUBLIC REPORTED TREES DOWN IN VINCENNES NEAR VINCENNES UNIVERSITY. A NATIONAL WEATEHR SERVICE VOLUNTEER OBSERVER REPORTED WINDS ESTIMATED AT 60 MPH IN VINCENNES AT 600 PM. AT 610 PM EST STRONG THUNDERSTORMS EXTENDED FROM NEAR SPENCER...45 MILES SOUTHEAST OF TERRE HAUTE TO EAST OF VINCENNES. CURRAN &
Special weather statement, Apr 30, 6:17 PM EST, 54 minutes before
INZ067-302345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 616 PM EST WED APR 30 1997 A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR KNOX COUNTY IN SOUITHWEST INDIANA UNTIL 630 PM EST. AT 553 PM EST THE PUBLIC REPORTED TREES DOWN IN VINCENNES NEAR VINCENNES UNIVERSITY. A NATIONAL WEATEHR SERVICE VOLUNTEER OBSERVER REPORTED WINDS ESTIMATED AT 60 MPH IN VINCENNES AT 600 PM. AT 610 PM EST STRONG THUNDERSTORMS EXTENDED FROM NEAR SPENCER...45 MILES SOUTHEAST OF TERRE HAUTE TO EAST OF VINCENNES. CURRAN &
Special weather statement, Apr 30, 7:00 PM EST, 11 minutes before
STATE MAX/MIN TEMPERATURE AND PRECIPITATION TABLE FOR INDIANA
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
730 PM EST WED APR 30 1997
HIGHEST TEMPERATURE/LOWEST TEMPERATURE/PRECIPITATION MIDNIGHT TO
7 PM EST TODAY.
HIGH LOW PRECIP.
EVANSVILLE 82 45 0.00
FORT WAYNE 74 44 0.03
INDIANAPOLIS 81 48 TRACE
SOUTH BEND 73 49 0.35The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 30, 7:08 PM EST | Tornado Warning | IND | Johnson | 37 min |
| Apr 30, 7:16 PM EST | Severe Thunderstorm Warning | IND | Lawrence, Martin | 29 min |
| Apr 30, 7:16 PM EST | Severe Thunderstorm Warning | IND | Monroe | 29 min |
| Apr 30, 7:36 PM EST | Severe Thunderstorm Warning | IND | Decatur, Hancock, Henry, Rush | 54 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.