Alert archive / Indiana / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 23, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Apr 19, 1996, 12:33 AM EST for Clay County, Vigo County, Indiana. It was in force for 42 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
- Apr 19, 1996, 12:33 AM EST (05:33 UTC)
- Expired
- Apr 19, 1996, 1:15 AM EST
- In force
- 42 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
Counties Clay County, IN, Vigo County, IN
The radar
The Indianapolis radar (KIND), 90 km from the middle of the area, began a volume at 05:37 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.
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 5.6 hours before the alert went out and 141 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
- 637 J/kg
- Mixed-layer CIN
- -124 J/kg
- Mixed-layer LCL
- 1032 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 124 m²/s²
- 0-3 km storm-relative helicity
- 156 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KIND 190534 SVRIND INC021-167-190615- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE INDIANAPOLIS IN 1233 AM EST FRI APR 19 1996 THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 115 AM EST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN WEST CENTRAL INDIANA ...CLAY COUNTY...EASTERN VIGO COUNTY AT 1230 AM EST RADAR INDICATED A SEVERE THUNDERSTORM WAS LOCATED ABOUT 15 MILES EAST OF TERRE HAUTE. THIS STORM WAS MOVING EAST SOUTHEAST AT 40 MPH THE TOWNS OF BRAZIL AND STAUNTON ARE IN THE PATH OF THIS STORM. AT 1225 AM EST ONE INCH HAIL WAS REPORTED JUST EAST OF TERRE HAUTE BY AN AMATEUR RADIO OPERATOR. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. JEH &
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 18, 7:57 PM EST, 4 hours 36 minutes before
INZ051-060-067-081-082-085>087-190230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 750 PM EST THU APR 18 1996 ...A TORNADO WATCH COVERS PARTS OF SOUTHWEST INDIANA UNTIL MIDNIGHT EST/CDT... THE WATCH IS WEST OF A LINE FROM 10 MILES NORTHEAST OF TERRE HAUTE TO 20 MILES EAST OF EVANSVILLE. SOME CITIES IN THE WATCH ARE TERRE HAUTE...VINCENNES AND EVANSVILLE. A WATCH MEANS TORNADOES...LARGE HAIL...DANGEROUS LIGHTNING AND DAMAGING THUNDERSTORM WINDS ARE POSSIBLE IN AND NEAR THE WATCH AREA. YOU SHOULD THINK OF WHERE YOU WILL SEEK SAFE SHELTER IF A WARNING IS ISSUED. THE SAFEST PLACE IN A TORNADO IS IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR OF A HOME OR BUILDING. THUNDERSTORMS WERE OVER NORTH AND CENTRAL ILLINOIS AT 745 PM. THE STORMS WERE MOVING EAST. THUNDERSTORMS MAY DEVELOP FARTHER SOUTH... BUT THEY WOULD NOT REACH SOUTHWEST INDIANA BEFORE 1000 PM IF THEY DO. DS
Special weather statement, Apr 18, 9:21 PM EST, 3 hours 12 minutes before
INZ051-060-067-081-082-085>087-190400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 920 PM EST THU APR 18 1996 ...A TORNADO WATCH COVERS PARTS OF SOUTHWEST INDIANA UNTIL MIDNIGHT EST/CDT... THE WATCH IS WEST OF A LINE FROM 10 MILES NORTHEAST OF TERRE HAUTE TO 20 MILES EAST OF EVANSVILLE. SOME CITIES IN THE WATCH ARE TERRE HAUTE...VINCENNES AND EVANSVILLE. A WATCH MEANS TORNADOES...LARGE HAIL...DANGEROUS LIGHTNING AND DAMAGING THUNDERSTORM WINDS ARE POSSIBLE IN AND NEAR THE WATCH AREA. YOU SHOULD THINK OF WHERE YOU WILL SEEK SAFE SHELTER IF A WARNING IS ISSUED. THE SAFEST PLACE IN A TORNADO IS IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR OF A HOME OR BUvILDING. THUNDERSTORMS SHOULD MOVE INTO THE TERRE HAUTE AREA BETWEEN 1000 PM AND 1100 PM. DS
Special weather statement, Apr 18, 10:25 PM EST, 2 hours 8 minutes before
INZ003>009-012>018-020>026-029>033-035>041-043>049-190900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 1025 PM EST THU APR 18 1996 ...THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PARTS OF CENTRAL AND NORTHERN INDIANA UNTIL 400 AM EST/CDT... THE WATCH IS EAST OF A LINE FROM LA PORTE TO CLINTON IN SOUTHERN VIGO COUNTY AND WEST OF A LINE FROM ANGOLA TO NEW CASTLE. SOME CITIES IN THE WATCH ARE INDIANAPOLIS...FORT WAYNE...SOUTH BEND AND LAFAYETTE. A WATCH MEANS SEVERE THUNDERSTORMS...LARGE HAIL...DANGEROUS LIGHTNING AND DAMAGING THUNDERSTORM WINDS ARE POSSIBLE IN AND NEAR THE WATCH AREA. YOU SHOULD THINK OF WHERE YOU WILL SEEK SAFE SHELTER IF A WARNING IS ISSUED. THE SAFEST PLACE IS IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR OF A HOME OR BUILDING. AT 1015 PM...THUNDERSTORMS WERE DEVELOPING ALONG A COLD FRONT OVER WESTERN INDIANA. THAT COLD FRONT IS EXPECTED TO MOVE OVER INDIANA TONIGHT. SLL
Special weather statement, Apr 18, 11:45 PM EST, 48 minutes before
INZ002>089-190530- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 1145 PM EST THU APR 18 1996 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF CENTRAL AND NORTHERN INDIANA UNTIL 4 AM EST... ...A TORNADO WATCH REMAINS IN EFFECT FOR PORTIONS OF SOUTHWEST INDIANA UNTIL MIDNIGHT... AT 1130 PM A LINE OF STRONG THUNDERSTORMS EXTENDED FROM 30 MILES WEST OF FORT WAYNE TO INDIANAPOLIS TO EAST OF VINCINNES. THESE STORMS WERE MOVING EAST AT 35 MPH. ANOTHER LINE OF STRONG THUNDERSTORMS EXTENDED FROM NEAR SHADES STATE PARK TO ROCKVILLE TO NORTH OF TERRE HAUTE. THESE STORMS WERE MOVING EAST-SOUTHEAST AT 35 MPH. THESE STORMS WILL PRODUCE STRONG WINDS...HAIL...AND FREQUENT LIGHTNING. THIS REMAINS A DANGEROUS SITUATION AND PERSONS SHOULD CONTINUE TO MONITOR RADIO AND TELEVISION FOR THE LATEST INFORMATION. SWAIN
Special weather statement, Apr 19, 12:18 AM EST, 15 minutes before
INZ002>089-190630- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 1209 AM EST FRI APR 19 1996 ...THE TORNADO WATCH FOR SOUTHWEST INDIANA HAS EXPIRED... ...A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT FOR PORTIONS OF NORTHERN AND CENTRAL INDIANA UNTIL 4 AM EST... THE TORNADO WATCH FOR SOUTHWEST INDIANA EXPIRED AT MIDNIGHT. THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED WEST OF A LINE FROM SOUTH BEND TO LOGANSPORT TO LEBANON TO CLINTON. THE REMAINDER OF SEVERE THUNDERSTORM WATCH NUMBER 185 REMAINS IN EFFECT UNTIL 4 AM EST. AT 1210 AM EST...RADAR INDICATED STRONG THUNDERSTORMS EXTENDING FROM FORT WAYNE TO SOUTH OF BLOOMINGTON TO EAST OF WASHINGTON. ANOTHER LINE OF STRONG THUNDERSTORMS EXTENDED FROM GREENCASTLE TO TERRE HAUTE. THESE LINES WERE MOVING EAST AT 35 MPH. THESE STORMS WILL PRODUCE STRONG WINDS...HAIL...AND FREQUENT LIGHTNING. PERSONS SHOULD CONTINUE TO MONITOR RADIO AND TELEVISION FOR THE L\ATEST INFORMATION. SWAIN
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 18, 10:37 PM EST | Severe Thunderstorm Warning | IND | Parke, Putnam | 53 min |
| Apr 19, 4:51 PM EST | Tornado Warning | IND | Fountain, Parke, Vermillion | 69 min |
| Apr 19, 5:40 PM EST | Tornado Warning | IND | Parke | 50 min |
| Apr 19, 5:55 PM EST | Tornado Warning | IND | Putnam | 50 min |
| Apr 19, 6:22 PM EST | Tornado Warning | IND | Hendricks | 68 min |
| Apr 19, 6:36 PM EST | Tornado Warning | IND | Morgan | 54 min |
| Apr 19, 6:54 PM EST | Tornado Warning | IND | Johnson, Marion | 66 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 1996Every severe thunderstorm warning in 1996
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; radar from the NEXRAD Level II archive.