Alert archive / Indiana / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 60, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Jul 21, 1997, 4:49 PM EST for Brown County, Indiana. It was in force for 41 min. 3 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
- Jul 21, 1997, 4:49 PM EST (21:49 UTC)
- Expired
- Jul 21, 1997, 5:30 PM EST
- In force
- 41 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Brown County, IN
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 21, 5:00 PM EST | Thunderstorm Wind | Nashville, IN | Thunderstorm winds blew a few trees down in Belmont. |
| Jul 21, 5:00 PM EST | Thunderstorm Wind | Nashville, IN | Thunderstorm winds blew down trees in Trevelac. |
| Jul 21, 5:10 PM EST | Thunderstorm Wind | Nashville, IN | Thunderstorm winds blew down trees and power lines. |
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 nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.8 hours before the alert went out and 210 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1556 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 65 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 212149 RRA SVRIND INC013-212230- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE INDIANAPOLIS IN 449 PM EST MON JUL 21 1997 THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 530 PM EST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL INDIANA ...BROWN COUNTY AT 440 PM EST...RADAR SHOWED A SEVERE THUNDERSTORM 10 MILES NORTHEAST OF BLOOMINGTON. THE STORM WAS MOVING EAST 20 MPH AND SHOULD BE NEAR NASHVILLE BETWEEN 500 AND 515 PM. THE STORM WILL HAVE LARGE HAIL...DANGEROUS LIGHTNING AND HEAVY RAINFALL. 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.
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 21, 4:27 PM EST, 22 minutes before
INZ051-052-060-061-067-068-212230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 427 PM EST MON JUL 21 1997 ...THUNDERSTORMS WERE ALONG THE WABASH RIVER IN SOUTHWEST INDIANA... AT 420 PM...AN AREA OF THUNDERSTORMS WAS ALONG THE WABASH RIVER FROM SOUTH OF TERRE HAUTE TO SOUTH OF VINCENNES. THE STORMS WERE MOVING EAST AT 30 MPH. THEY WILL CONTAIN DANGEROUS LIGHTNING...BRIEF HEAVY RAINFALL AND WINDS GUSTING TO 45 MPH. HAIL IS POSSIBLE. STORMS SHOULD BE FROM AROUND LINTON TO WASHINGTON NEAR 515 PM. DS
Special weather statement, Jul 21, 4:28 PM EST, 21 minutes before
INZ051-052-060-061-067-068-212230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 427 PM EST MON JUL 21 1997 ...THUNDERSTORMS WERE ALONG THE WABASH RIVER IN SOUTHWEST INDIANA... AT 420 PM...AN AREA OF THUNDERSTORMS WAS ALONG THE WABASH RIVER FROM SOUTH OF TERRE HAUTE TO SOUTH OF VINCENNES. THE STORMS WERE MOVING EAST AT 30 MPH. THEY WILL CONTAIN DANGEROUS LIGHTNING...BRIEF HEAVY RAINFALL AND WINDS GUSTING TO 45 MPH. HAIL IS POSSIBLE. STORMS SHOULD BE FROM AROUND LINTON TO WASHINGTON NEAR 515 PM. DS
Special weather statement, Jul 21, 4:45 PM EST, 4 minutes before
INZ055-062>064-071-212245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 445 PM EST MON JUL 21 1997 ...THUNDERSTORMS WERE OVER SOUTH CENTRAL INDIANA... AT 440 PM...AN AREA OF THUNDERSTORMS WAS 10 MILES NORTHEAST OF BLOOMINGTON. THE STORMS WERE MOVING EAST 20 MPH AND WILL NEAR NASHVILLE BETWEEN 500 AND 515 PM. THE STORMS WILL HAVE DANGEROUS LIGHTNING AND HEAVY RAINFALL. SOME HAIL AND GUSTY WINDS ARE LIKELY. DS
Special weather statement, Jul 21, 4:46 PM EST, 3 minutes before
INZ055-062>064-071-212245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 445 PM EST MON JUL 21 1997 ...THUNDERSTORMS WERE OVER SOUTH CENTRAL INDIANA... AT 440 PM...AN AREA OF THUNDERSTORMS WAS 10 MILES NORTHEAST OF BLOOMINGTON. THE STORMS WERE MOVING EAST 20 MPH AND WILL NEAR NASHVILLE BETWEEN 500 AND 515 PM. THE STORMS WILL HAVE DANGEROUS LIGHTNING AND HEAVY RAINFALL. SOME HAIL AND GUSTY WINDS ARE LIKELY. 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.