Alert archive / Indiana / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 121, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Jul 12, 1986, 7:30 PM EST for Union County, Indiana. It was in force for 20 min.
The area
The counties it named.
The facts
- Issued
- Jul 12, 1986, 7:30 PM EST (00:30 UTC)
- Expired
- Jul 12, 1986, 7:50 PM EST
- In force
- 20 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Union County, IN
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Dayton/James M C, OH (KDAY), launched 00:00Z, 0.5 hours before the alert went out and 69 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
- 301 J/kg
- Mixed-layer CIN
- -84 J/kg
- Mixed-layer LCL
- 788 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 164 m²/s²
- 0-3 km storm-relative helicity
- 220 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KIND 130031 SVRIND INC161-130050- BULLETIN...IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE INDIANAPOLIS IN 730 PM EST SAT JUL 12 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 750 PM EST FOR PEOPLE IN ..........EASTERN UNION COUNTY......OF EAST CENTRAL INDIANA. AT 728 PM EST RADAR AT INDIANPOLIS INDICATED A SEVER THUNDERSTORM WAS ABOUT 5 MILES NORTHWEST OF LIBERTY. STATE POLICE REPORTED TREES WERE DOWNED JUST NORTH OF LIBERTY ON U.S. 27. REMEMBER A SEVERE THUNDERSTORM PRODUCES DAMAGING WINDS IN EXCESS OF 60 MILES AN HOUR..LARGE HAIL..FREQUENT LIGHTNING AND POSSIBLE HEAVY RAIN THAT CAN QUICKLY FLOOD LOW AREAS. REPORT SEVERE WEATHER TO THE POLICE..SHERIFF..OR STATE POLICE FOR RELAY TO THE NATIONAL WEATHER SERVICE. HENDRICKSON
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, Jul 12, 4:09 PM EST, 3 hours 21 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 405 PM EST SAT JUL 12 1986 ..THE SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE SOUTHERN THIRD OF INDIANA TIL 700 PM EST.. AT 355 PM EST INDIANAPOLIS RADAR SHOWED SCATTERED STRONG THUNDERSTORMS EXTENDING FROM 10 MILES SOUTHWEST OF SHELBYVILLE..ABOUT 30 MILES SOUTHEAST OF INDIANAPOLIS TO 20 MILES WEST OF TERRE HAUTE. THE STRONGEST THUNDERSTORM WAS LOCATED ABOUT 10 MILES SOUTHWEST OF SHELBYVILLE. SOME OF THESE STORMS ARE CAPABLE OF PRODUCING GUSTY SURFACE WINDS ..INTENSE LIGHTNING AND HEAVY DOWNPOURS. . THE THUNDERSTORMS WERE MOVING EAST AT 35 MILES AN HOUR. PRZYBYLINSKI
Special weather statement, Jul 12, 5:06 PM EST, 2 hours 24 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 500 PM EST SAT JUL 12 1986 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR THE SOUTHERN THIRD OF INDIANA UNTIL 7 PM EST... AT 455 PM EST...A BAND OF THUNDERSTORMS ABOUT 15 MILES WIDE STRETCHED FROM 15 MILES NORTHEAST OF TERRE HAUTE TO 15 MILES NORTH OF MARTINSVILLE AND CONTINUED EAST INTO OHIO. THE STRONGEST THUNDERSTORMS WERE 15 MILES SOUTHWEST OF INDIANAPOLIS NEAR STILESVILLE...AND NEAR MILROY OR 45 MILES SOUTHEAST OF INDIANAPOLIS. OTHER THUNDERSTORMS WERE RAPIDLY DEVELOPING OVER NORTH CENTRAL INDIANA SINCE 4 PM EST. THESE THUNDERSTORMS WERE SCATTERED FROM NEAR RENSSELAER THROUGH LOGANSPORT TO DECATUR...AND FROM THE KOKOMO AREA TO 10 MILES EAST OF NEW CASTLE. . THE STRONGEST STORM OVER NORTH CENTRAL INDIANA WAS 10 MILES EAST OF LOGANSPORT. THE THUNDERSTORMS OVER CENTRAL INDIANA WERE MOVING NORTHEAST AT 30 MILES AN HOUR WHILE THE STORMS OVER NORT%H CENTRAL INDIANA WERE MOVING EAST AT A SIMILAR SPEED. HEAVY RAIN...DANGEROUS LIGHTNING AS WELL AS GUSTY WINDS CAN BE EXPECTED WITH THE PASSAGE OF THE THUNDERSTORMS. STEIGERWALDT
Special weather statement, Jul 12, 5:44 PM EST, 1 hour 46 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 540 PM EST SAT JUL 12 1986 A FEW VERY STRONG THUNDERSTORMS CONTINUED OVER PARTS OF CENTRAL AND NORTH CENTRAL INDIANA. AT 535 PM EST...A BAND OF SHOWERS AND A FEW VERY STRONG THUNDERSTORMS ABOUT 35 MILES WIDE STRETCHED FROM 30 MILES NORTHEAST OF TERRE HAUTE THROUGH INDIANAPOLIS AND BROOKVILLE INTO OHIO. THE MOST INTENSE THUNDERSTORMS WERE IN THE GREENCASTLE AREA...AND 10 MILES EAST OF INDIANAPOLIS. ANOTHER VERY STRONG STORM WAS 5 MILES EAST OF SHELBYVILLE OR 30 MILES SOUTHEAST OF INDIANAPOLIS. OTHER SHOWERS AND A FEW THUNDERSTORMS WERE SCATTERED OVER NORTH CENTRAL SECTIONS OF INDIANA FROM 15 MILES NORTH OF RENSSELAER THROUGH LOGANSPORT...AND THROUGH MARION TO 10 MILES NORTHEAST OF MUNCIE. THE STRONGEST THUNDERSTORM IN NORTH CENTRAL INDIANA WAS 10 MILES WEST OF MARION. MOVEMENT OF ALL THE PRECIPITATION WAS EAST AT 35 MILES AN HOUR. THE STRONGER THUNDERSTORMS WILL PRODUCE FREQUENT LIGHTNING...BRIEF VERY HEAVY RAIN AND GUSTY WINDS. . REMEMBER...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 7 PM EST FOR THAT PART OF INDIANA SOUTH OF A LINE FROM 15 MILES SOUTH OF TERRE HAUTE TO 15 MILSES NORTH OF RICHMOND. STEIGERWALDT
Special weather statement, Jul 12, 6:09 PM EST, 1 hour 21 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 608 PM EST SAT JUL 12 1986 THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR ALL OF INDIANA. EVEN THOUGH THERE HAVE BEEN SCATTERED STRONG THUNDERSTORMS OVER EAST CENTRAL AND NORTH CENTRAL INDIANA. THERE HAVE BEEN NO RECENT REPORTS OF SEVERE WEATHER. THESE THUNDERSTORMS HAVE MAINLY PRODUCED HEAVY RAIN AND FREQUENT LIGHTNING. AT 600 PM EST RADAR SHOWED THAT THE STRONGEST THUNDERSTORMS WERE ABOUT 30 MILES EAST OF INDIANAPOLIS NEAR GREENFIELD AND SHELBYVILLE. OTHER STRONG THUNDERSTORMS JUST NORTHEAST OF LOGANSPORT AND JUST NORTH OF WABASH. THESE THUNDERSTORMS WERE APPROXIMATELY ABOUT 40 MILES WEST OF FORT WcAYNE. A LARGE AREA OF RAIN WITH A FEW EMBEDDED THUNDERSTORMS ALSO COVERED MUCH OF SOUTHWEST INDIANA. ALL OF THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 30 MPH. HENDRICKSON
Special weather statement, Jul 12, 6:57 PM EST, 33 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 655 PM EST SAT JUL 12 1986 A TORNADO WARNING IS IN EFFECT FOR WELLS...ADAMS AND SOUTHERN ALLEN COUNTIES OF NORTHEAST INDIANA UNTIL 715 PM. A SEVERE THUNDERSTORM WARNING IS IN EFFECT UNTIL 745 PM FOR JAY COUNTY. A TORNADO WAS REPORTED NEAR OSSIAN...10 MILES SOUTH OF FORT WAYNE... AROUD 640 PM. STRONG THUNDERSTORMS WERE OVER EAST CENTRAL INDIANA AT 650 PM EST. THE STORMS WERE SCATTERED AROUND CONNERSVILLE...RICHMOND...NEW CASTLE AND GREENFIELD. THE STATE POLICE POST AT CONNERSVILLE REPORTED HEAVY RAINFALL... DANGEROUS LIGHTNING AND WINDS UP TO 45 MILES PER HOUR AT 740 PM DUE TO A THUNDERSTORM. THE STORMS WERE MOVING EAST AT 35 MILES AN HOUR. SEEK SAFE SHELTER AWAY FROM LIGHTNING. DS
Special weather statement, Jul 12, 7:23 PM EST, 7 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 720 PM EST SAT JUL 12 1986 VERY STRONG THUNDERSTORMS WERE OVER EAST CENTRAL INDIANA AT 715 PM. THE STRONGEST STORMS WERE NEAR CONNERSVILLE...15 MILES SOUTHWEST OF RICHMOND...AND JUST SOUTH OF LIBERTY...20 MILES SOUTH OF RICHMOND. STRONG GUSTY WINDS OF 40 TO 50 MILES PER HOUR...VERY DANGEROUS LIGHTNING...AND HEAVY DOWNPOURS WILL OCCUR WITH THE STORMS. IF YOU ARE IN OR NEAR THESE STORMS...FIND SAFE SHELTER AWAY FROM LIGHTNING. DO NOT GET CAUGHT IN AN OPEN AREA. DO NOT TAKE SHELTER UNDER AN ISOLATED TREE THAT STANDS ABOVE THE SURROUNDING GROUND. THE STORMS WERE MOVING EAST AT 35 MILES PER HOUR. REPORT SEVERE WEATHER TO THE STATE POLICE OR LOCAL POLICE. DS
Nearby
Severe Thunderstorm Warnings in Indiana, 1986Every severe thunderstorm warning in 1986
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.