Alert archive / Indiana / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 44, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 12, 1987, 10:24 PM EST for Kosciusko County, Indiana. It was in force for 36 min. 1 report 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
- Jun 12, 1987, 10:24 PM EST (03:24 UTC)
- Expired
- Jun 12, 1987, 11:00 PM EST
- In force
- 36 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Kosciusko County, IN
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 12, 10:55 PM EST | Thunderstorm Wind 0 | Kosciusko, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Dayton/James M C, OH (KDAY), launched 00:00Z, 3.4 hours before the alert went out and 205 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
- 1473 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 670 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 101 m²/s²
- 0-3 km storm-relative helicity
- 109 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 4.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSBN 130324 SVRSBN INC085-130400- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SOUTH BEND IN 1024 PM EST FRI JUN 12 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1100 PM EST FOR PEOPLE IN THE FOLLOWING COUNTY OF NORTH CENTRAL INDIANA...KOSCIUSKO AT (915 PM EST SOUTH BEND RADAR INDICATED A SEVERE THUNDERSTORM 25 MILES SOUTHEAST OF SOUTH BEND...NEAR NAPPANEE INDIANA. THE STORM WAS MOVING SOUTHEAST AT 20 MILES AN HOUR. THIS STORM IS CAUSING INTENSE LIGHTNING AND STRONG GUSTY WIND. YOU SHOULD SEEK INDOOR SHELTER AND STAY AWAY FROM PLUMBING OR APPLIANCES. REMEMBER THESE STORMS CAN AND OCCASIONALLY TO PRODUCE A TORNADO WITH LITTLE OR NO ADVANCE WARNING. REPORT SEVERE WEATHER TO YOUR NEAREST LAW ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE. TUCEK
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, Jun 12, 5:16 PM EST, 5 hours 8 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA 515 PM EST FRI JUN 12 1987 THE SEVERE THUNDERSTORM WATCH CONTINUES FOR MUCH OF CENTRAL AND SOUTHEN INDIANA UNTIL 8 PM EST. VERY STRONG THUNDERSTORMS CONTINUE TO MOVE ACROSS WEST CENTRAL AND SOUTH CENTRAL INDIANA AT 510 PM EST. THE STRONGEST OF THIS STORMS WERE LOCATED 5 MILE NORTH OF BLOOMFIELD..20 MILES SOUTHWEST OF BLOOMINGTON AND 10 MILES WEST OF SEYMOUR..25 MILES SOUTHWEST OF COLUMBUS. A LINE OF THUNDERSTORMS AT 500 PM EST EXTENDED FROM COLUMBUS TO 15 15 MILES SOUTH OF TERRE HAUTE. ALL OF THE THUNDERSTORMS WERE MOVING EAST AT 25 TO 30 MILES AN HOUR. GERY
Special weather statement, Jun 12, 5:56 PM EST, 4 hours 28 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA 655 PM EST FRI JUN 12 1987 THE SEVERE THUNDERSTORMS WATCH HAS BEEN CANCELLED NORTH OF A LINE FROM TERRE HAUTE THROUGH GREENSBURG...25 MILES NORTHEAST OF COLUMBUS. THE SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL 800 PM EST FOR THAT PART OF INDIANA SOUTH OF THE LINE FROM TERRE HAUTE THORUGH GREENSBURG AND NORTH OF A LINE FROM 15 MILES MORTH OF EVANSVILLE TO LAWRENCEBURG. SOME CITIES STILL INCLUDED ARE...VINCENNES...BLOOMINGTON...COLUMBUS ...BEDFORD AND SEYMOUR. REMEMBER...A WATCH MEANS THAT 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. AT 545 PM EST RADAR SHOWED A LINE OF THUNDERSTORMS FROM DEPUTY... 30 MILES SOUTH OF COLUMBUS WEST THROUGH MITCHELL TO JUST NORTH OF VINCENNES. THIS STORMS WERE MOVING EAST AT 25 TO 30 MILES AN HOUR. GERY
Special weather statement, Jun 12, 5:57 PM EST, 4 hours 27 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA 555 PM EST FRI JUN 12 1987 THE SEVERE THUNDERSTORMS WATCH HAS BEEN CANCELLED NORTH OF A LINE FROM TERRE HAUTE THROUGH GREENSBURG...25 MILES NORTHEAST OF COLUMBUS. THE SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL 800 PM EST FOR THAT PART OF INDIANA SOUTH OF THE LINE FROM TERRE HAUTE THORUGH GREENSBURG AND NORTH OF A LINE FROM 15 MILES MORTH OF EVANSVILLE TO LAWRENCEBURG. SOME CITIES STILL INCLUDED ARE...VINCENNES...BLOOMINGTON...COLUMBUS ...BEDFORD AND SEYMOUR. REMEMBER...A WATCH MEANS THAT 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. AT 545 PM EST RADAR SHOWED A LINE OF THUNDERSTORMS FROM DEPUTY... 30 MILES SOUTH OF COLUMBUS WEST THROUGH MITCHELL TO JUST NORTH OF VINCENNES. THIS STORMS WERE MOVING EAST AT 25 TO 30 MILES AN HOUR. GERY
Special weather statement, Jun 12, 6:37 PM EST, 3 hours 47 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA 635 PM EST FRI JUN 12 1987 THE SEVERE THUNDERSTORMS WATCH HAS BEEN CANCELLED FOR ALL BUT A SMALL PART OF SOUTHWEST INDIANA. THE SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL 800 PM EST FOR THE COUNTIES OF KNOX...DAVIESS...MARTIN...GIBSON AND PIKE. SOME CITIES SILL INCLUDED ARE...VINCENNES...WASHINGTON...PETERSBURG AND PRINCETON. REMEMBER...A WATCH MEANS THAT 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. AT 530 PM EST RADAR SHOWED A LINE OF THUNDERSTORMS FROM 10 MILES NORTH OF LOUISVILLE TO 5 MILES SOUTH OF VINCENNES. THE STRONGEST STORMS WERE FROM 5 MILES SOUTH OF VINCENNES TO ABOUT 20 MILES SOUTHEAST OF VINCENNES. THESE STORMS WERE MOVING EAST AT 25 TO 30 MILES AN HOUR. GERY
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 8:35 PM EST | Severe Thunderstorm Warning | IND | Elkhart, Saint Joseph | 40 min |
| Jun 13, 3:07 PM EST | Severe Thunderstorm Warning | IND | Monroe | 53 min |
| Jun 13, 3:57 PM EST | Severe Thunderstorm Warning | IND | Parke, Vermillion | 38 min |
| Jun 13, 4:02 PM EST | Severe Thunderstorm Warning | IND | Brown, Monroe | 43 min |
| Jun 13, 4:10 PM EST | Severe Thunderstorm Warning | IND | Jackson | 40 min |
| Jun 13, 4:24 PM EST | Severe Thunderstorm Warning | IND | Vigo | 41 min |
| Jun 13, 4:46 PM EST | Severe Thunderstorm Warning | IND | Clay | 44 min |
| Jun 13, 5:01 PM EST | Severe Thunderstorm Warning | IND | Knox | 59 min |
| Jun 13, 5:04 PM EST | Severe Thunderstorm Warning | IND | Owen | 41 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 1987Every severe thunderstorm warning in 1987
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.