Alert archive / Indiana / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 39, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at May 3, 1996, 9:10 PM EST for Jackson County, Indiana. It was in force for 50 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
- May 3, 1996, 9:10 PM EST (02:10 UTC)
- Expired
- May 3, 1996, 10:00 PM EST
- In force
- 50 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Jackson County, IN
The radar
The Indianapolis radar (KIND), 92 km from the middle of the area, began a volume at 02:10 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 |
|---|---|---|---|
| May 3, 9:35 PM EST | Thunderstorm Wind | Seymour, IN | |
| May 3, 9:45 PM EST | Thunderstorm Wind | Seymour, 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 nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 2.2 hours before the alert went out and 201 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
- 298 J/kg
- Mixed-layer CIN
- -26 J/kg
- Mixed-layer LCL
- 1273 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 143 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KIND 040220 COR SVRIND INC071-040300- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING...CORRECTED STORM LOCATION NATIONAL WEATHER SERVICE INDIANAPOLIS IN 910 PM EST FRI MAY 3 1996 THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1000 PM EST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL INDIANA ...JACKSON COUNTY AT 910 PM EST...RADAR INDICATED A SEVERE THUNDERSTORM ABOUT 5 MILES WEST OF MEDORA...OR 20 MILES SOUTHWEST OF SEYMOUR. THIS STORM WAS MOVING EAST AT 30 MPH. SOME CITIES IN THE PATH OF THIS STORM ARE MEDORA AND BROWNSTOWN. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAM^AGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. EDDY
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, May 3, 6:50 PM EST, 2 hours 20 minutes before
INZ001>092-040600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 650 PM EST FRI MAY 3 1996 IN INDIANA...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 100 AM EST AND INCLUDES THAT PART OF INDIANA SOUTH OF A LINE FROM TERRE HAUTE TO 30 MILES NORTHWEST OF CINCINNATI OHIO. SOME CITIES INCLUDED ARE TERRE HAUTE...BLOOMINGTON...COLUMBUS... VINCENNES...BEDFORD...SEYMOUR...MADISON...JASPER AND EVANSVILLE. REMEMBER...A WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE WEATHER IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. ZIMMERMAN
Special weather statement, May 3, 8:33 PM EST, 37 minutes before
INZ051>053-060>089-040600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 833 PM EST FRI MAY 3 1996 ...A SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 1 AM EST FOR SOUTHERN INDIANA... AT 830 PM EST...AN AREA OF THUNDERSTORMS STRETCHED FROM NEAR INDIANAPOLIS TO JUST NORTH OF EVANSVILLE. THESE STORMS WERE MOVING EAST AT AROUND 35 MPH. SOME OF THESE STORMS WERE PRODUCING SEVERE WEATHER...AND THE ATMOSPHERE CONTINUES TO BE CONDUCDIVE TO SEVERE THUNDERSTORM DEVELOPMENT IN AND NEAR THE WATCH AREA. THE SEVERE THUNDERSTORM WATCH AREA IS SOUTH OF A LINE FROM TERRE HAUTE TO 30 MILES NORTHWEST OF CINCINNATI OHIO. EDDY
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 3, 8:38 PM EST | Tornado Warning | IND | Greene | 37 min |
| May 3, 9:01 PM EST | Severe Thunderstorm Warning | IND | Lawrence | 44 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.