Alert archive / Indiana / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 55, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at May 10, 1996, 2:37 PM EST for Morgan County, Indiana. It was in force for 53 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
- May 10, 1996, 2:37 PM EST (19:37 UTC)
- Expired
- May 10, 1996, 3:30 PM EST
- In force
- 53 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Morgan County, IN
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 7.6 hours before the alert went out and 198 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
- 238 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 554 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KIND 101938 SVRIND INC109-102030- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE INDIANAPOLIS IN 237 PM EST FRI MAY 10 1996 THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 330 PM EST FOR PEOPLE IN THE FOLLOWING LOCATION... IN CENTRAL INDIANA ...MORGAN COUNTY AT 235 PM EST DOPPLER RADAR SHOWED A POSSIBLE SEVERE THUNDERSTORM MOVING INTO THE SOUTHERN PART OF MORGAN COUNTY. THE STORM WAS MOVING NORTHEAST AT 40 MPH. MORGANTOWN IS IN THE PATH OF THIS STORM. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY VLIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. LINDSEY
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 10, 9:03 AM EST, 5 hours 34 minutes before
INZ017-018-024>027-101530- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 903 AM EST FRI MAY 10 1996 THE SEVERE THUNDERSTORM WATCH FOR NORTHERN INDIANA HAS EXPIRED AS OF 9 AM EST. THE THUNDERSTORMS HAVE WEAKENED AND SEVERE WEATHER IS NOT EXPECTED THE REST OF THE MORNING. SHOWERS AND THUNDERSTORMS CONTINUE IN A AREA FROM CRAWFORDSVILLE TO FORT WAYNE. THE INDIVIDUAL SHOWERS AND THUNDERSTORMS WERE MOVING NORTHEAST AT 25 MPH...WHILE THE AREA ITSELF WAS MOVING SOUTHEAST AT 15 MPH. HEAVY RAIN REMAINS POSSIBLE OVER NORTHERN INDIANA THROUGH THE AFTERNOON. A FLASH FLOOD WATCH REMAINS IN EFFECT FOR NORTHWEST... NORTH CENTRAL AND EXTREME NORTHEAST INDIANA TODAY...AND FOR THE REST OF NORTHEAST INDIANA THIS AFTERNOON AND EVENING. ZIMMERMAN
Special weather statement, May 10, 1:53 PM EST, 44 minutes before
INZ001>092-110100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 153 PM EST FRI MAY 10 1996 IN INDIANA A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 800 PM EST AND INCLUDES THAT PART OF INDIANA EAST OF A LINE FROM TERRE HAUTE TO 15 MILES SOUTHWEST OF FORT WAYNE AND SOUTH OF A LINE FROM 15 MILES SOUTHWEST OF FORT WAYNE TO 20 MILES SOUTHEAST OF FORT WAYNE. SOME CITIES INCLUDED ARE MARION...ANDERSON...MUNCIE...INDIANAPOLIS... TERRE HAUTE...SHELBYVILLE...RICHMOND...COLUMBUS...BLOOMINGTON... 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 THESJE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. ZIMMERMAN
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 10, 2:24 PM EST | Tornado Warning | IND | Marion | 51 min |
| May 10, 2:32 PM EST | Severe Thunderstorm Warning | IND | Monroe, Owen | 43 min |
| May 10, 2:43 PM EST | Severe Thunderstorm Warning | IND | Brown | 47 min |
| May 10, 2:54 PM EST | Severe Thunderstorm Warning | IND | Johnson | 51 min |
| May 10, 3:10 PM EST | Severe Thunderstorm Warning | IND | Shelby | 50 min |
| May 10, 3:21 PM EST | Flash Flood Warning | IND | Monroe, Owen | 2 hr |
| May 10, 3:30 PM EST | Severe Thunderstorm Warning | IND | Rush | 45 min |
| May 10, 3:37 PM EST | Severe Thunderstorm Warning | IND | Bartholomew, Decatur | 53 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.