Alert archive / Indiana / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 55, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Jul 18, 1997, 5:35 PM EST for Carroll County, Indiana. It was in force for 40 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 18, 1997, 5:35 PM EST (22:35 UTC)
- Expired
- Jul 18, 1997, 6:15 PM EST
- In force
- 40 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Carroll County, 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 |
|---|---|---|---|
| Jul 18, 1:45 PM EST | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 18, 5:00 PM EST | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 10.6 hours before the alert went out and 179 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
- 2335 J/kg
- Mixed-layer CIN
- -82 J/kg
- Mixed-layer LCL
- 952 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 107 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KIND 182237 RRA SVRIND INC015-182315- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE INDIANAPOLIS IN 535 PM EST FRI JUL 18 1997 THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 615 PM EST FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTH CENTRAL INDIANA ...CARROLL COUNTY AT 530 PM EST...RADAR INDICATED A SEVERE THUNDERSTORM 20 MILES NORTHEAST OF LAFAYETTE NEAR MONTICELLO MOVING SOUTHEAST AT 25 MPH TOWARD DELPHI AND FLORA. 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. 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, 4:03 PM EST, 1 hour 32 minutes before
INZ003>009-012>018-020>027-030>034-182200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 403 PM EST FRI JUL 18 1997 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT OVER NORTH INDIANA UNTIL 800 PM EST... THE WATCH IS NORTH OF A LINE FROM PORTLAND TO JUST NORTH OF LAFAYETTE. SOME CITIES IN THE WATCH ARE SOUTH BEND...ANGOLA...FORT WAYNE...MARION...AND LOGANSPORT. 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 350 PM...A LINE OF THUNDERSTORMS WAS FROM NEAR FORT WAYNE THROUGH LOGANSPORT TO NEAR RENSSELAER. THE STORMS WERE MOVING SOUTHEAST AT 15 MPH. DS
Special weather statement, Jul 18, 4:05 PM EST, 1 hour 30 minutes before
INZ003>009-012>018-020>027-030>034-182200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 403 PM EST FRI JUL 18 1997 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT OVER NORTH INDIANA UNTIL 800 PM EST... THE WATCH IS NORTH OF A LINE FROM PORTLAND TO JUST NORTH OF LAFAYETTE. SOME CITIES IN THE WATCH ARE SOUTH BEND...ANGOLA...FORT WAYNE...MARION...AND LOGANSPORT. 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 350 PM...A LINE OF THUNDERSTORMS WAS FROM NEAR FORT WAYNE THROUGH LOGANSPORT TO NEAR RENSSELAER. THE STORMS WERE MOVING SOUTHEAST AT 15 MPH. DS
Special weather statement, Jul 18, 5:17 PM EST, 18 minutes before
INZ020>022-028>059-062>066-073-074-182330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 517 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. THE WATCH THAT COVERED NORTH INDIANA HAS BEEN CANCELLED. 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 505 PM...AN AREA OF THUNDERSTORMS WAS FROM NEAR PORTLAND TO HARTFORD CITY. ANOTHER LARGER AREA WAS BETWEEN LAFAYETTE AND RENSSELAER. THE STORMS WERE MOVING SOUTHEAST AT 25 MPH. STORMS SHOULD REACH LAFAYETTE BETWEEN 600 AND 700 PM. DS
Special weather statement, Jul 18, 5:18 PM EST, 17 minutes before
INZ020>022-028>059-062>066-073-074-182330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 517 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. THE WATCH THAT COVERED NORTH INDIANA HAS BEEN CANCELLED. 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 505 PM...AN AREA OF THUNDERSTORMS WAS FROM NEAR PORTLAND TO HARTFORD CITY. ANOTHER LARGER AREA WAS BETWEEN LAFAYETTE AND RENSSELAER. THE STORMS WERE MOVING SOUTHEAST AT 25 MPH. STORMS SHOULD REACH LAFAYETTE BETWEEN 600 AND 700 PM. DS
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 3:32 PM EST | Severe Thunderstorm Warning | IND | Miami | 43 min |
| Jul 18, 4:00 PM EST | Severe Thunderstorm Warning | IND | Cass | 45 min |
| Jul 18, 6:07 PM EST | Severe Thunderstorm Warning | IND | Fountain, Montgomery | 53 min |
| Jul 18, 6:14 PM EST | Severe Thunderstorm Warning | IND | Howard | 46 min |
| Jul 18, 6:16 PM EST | Severe Thunderstorm Warning | IND | Boone, Clinton | 44 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.