Alert archive / Indiana / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 43, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 12, 1987, 8:35 PM EST for Elkhart County, Saint Joseph County, Indiana. It was in force for 40 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
- Jun 12, 1987, 8:35 PM EST (01:35 UTC)
- Expired
- Jun 12, 1987, 9:15 PM EST
- In force
- 40 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
Counties Elkhart County, IN, Saint Joseph 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, 8:40 PM EST | Hail 1 | St. Joseph, IN | |
| Jun 12, 8:45 PM EST | Thunderstorm Wind 0 | Elkhart, 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, 1.6 hours before the alert went out and 247 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 130135 SVRSBN INC039-141-130215- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SOUTH BEND INDIANA ISSUED BY INDIANAPOLIS 835 PM EST FRI JUN 12 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 915 PM EST FOR THE FOLLOWING COUNTIES OF NORTH CENTRAL INDIANA... ELKHART... SOUTHEASTERN ST. JOSEPH AT 830 PM EST RADAR SHOWED A SEVERE THUNDERSTORM OVER EASTERN ST JOSEPH COUNTY OR ABOUT 3 MILES EAST OF SOUTH BEND. THIS STORM WAS MOVING INTO WESTERN ELKHART COUNTY. THIS WARNING INCLUDES THE CITY OF GOSHEN INDIANA. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS. 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 OF YOU7R HOME OR BUSINESS. PRZYBYLINSKI
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, 3:40 PM EST, 4 hours 55 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA 340 PM EST FRI JUN 12 1987 THE SEVERE THUNDERSTORM WATCH CONTINUES FOR MUCH OF CENTRAL AND SOUTHEN INDIANA UNTIL 8 PM EST. AT 330 PM EST RADAR SHOWED NUMEROUS THUNDERSTORMS IN A LINE FROM INDIANAPOLIS WEST TOWARD TERRE HAUTE. THESE THUNDERSTORMS WERE CAPABLE OF PRODUCING HEAVY RAIN AND SMALL HAIL. THE HEAVIEST OF THESE STORMS WAS LOCATED ABOUT 15 MILES SOUTHWEST OF INDIANAPOLIS SOUTH OF MOOREVILLE. ANOTHER HEAVY THUNDERSTORM WAS NEAR CARMEL 10 MILES NORTH OF DOWNTOWN INDIANAPOLIS. THE STORMS WERE MOVING EAST AT 25 MILES AN HOUR. PERSONS IN THE AREA BETWEEN INDIANAPOLIS AND TERRE HAUTE...ALONG INTERSTATcE 70 WEST OF INDIANAPOLIS SHOULD BE ALERT FOR GUSTY WINDS.. SMALL HAIL AND HEAVY RAINS WHICH WILL REDUCE VISIBILITIES. GERY
Special weather statement, Jun 12, 4:12 PM EST, 4 hours 23 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA 410 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 WERE MOVING INTO WEST CENTRAL INDIANA AND SOUTH CENTRAL INDIANA AT 405 PM EST. A POTENTIALLY SEVERE THUNDERSTORM WAS MOVING INTO WEST CENTRAL INDIANA ABOUT 8 MILES SOUTH OF TERRE HAUTE. PERSONS IN FARMERSBURG AND SULLIVAN SHOULD BE PREPARED TO SEEK SHELTER IF A WARNING IS ISSUED. A LINE OF THUNDERSTORMS EXTENDED FROM ABOUT 25 MILES SOUTH OF INDIANAPOLIS TO NEAR TERRE HAUTE. ABOUT 355 PM EST AMATEUR RADIO OBSERVERS RELAYED A REPORT OF DIME SIZE HAIL NEAR MARTINSVILLxE. THIS STORM WAS MOVING INTO SOUTHERN JOHNSON COUNTY ABOUT 25 TO 30 MILES SOUTH OF INDIANAPOLIS. EDWARDS
Special weather statement, Jun 12, 5:16 PM EST, 3 hours 19 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, 2 hours 39 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, 2 hours 38 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, 1 hour 58 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, 10:24 PM EST | Severe Thunderstorm Warning | IND | Kosciusko | 36 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.