Alert archive / Indiana / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 64, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 11, 1986, 5:41 PM EST for Boone County, Hendricks County, Indiana. It was in force for 49 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 11, 1986, 5:41 PM EST (22:41 UTC)
- Expired
- Jun 11, 1986, 6:30 PM EST
- In force
- 49 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
Counties Boone County, IN, Hendricks 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 11, 5:45 PM EST | Thunderstorm Wind 0 | Boone, IN | |
| Jun 11, 6:10 PM EST | Thunderstorm Wind 0 | Boone, 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 12:00Z, 10.7 hours before the alert went out and 195 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
- 159 J/kg
- Mixed-layer CIN
- -157 J/kg
- Mixed-layer LCL
- 897 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 88 m²/s²
- 0-3 km storm-relative helicity
- 47 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KIND 112241 SVRIND INC011-063-112330- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE INDIANAPOLIS IN 541 PM EST WED JUN 11 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 630 PM EST FOR PEOPLE IN THE FOLLOWING COUNTIES OF CENTRAL INDIANA...SOUTHEAST BOONE AND WESTERN HENDRICKS AT 530 PM EST...RADAR SHOWED A SEVERE THUNDERSTORM 25 MILES WEST OF INDIANAPOLIS. THE CITY OF DANVILLE IS IN THE PATH OF THIS STORM THESE STORMS CAN ALSO PRODUCE A SMALL TORNADO WITH LITTLE OR NO ADVANCE WARNING. A SEVERE THUNDERSTORM PRODUCES DAMAGING WINDS IN EXCESS OF 60 MILES AN HOUR...LARGE HAIL AND FREQUENT LIGHTNING. RE9PORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE. GERY
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 11, 3:20 PM EST, 2 hours 21 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 320 PM EST WED JUN 11 1986 A TORNADO WATCH IS IN EFFECT FOR MOST OF THE WESTERN HALF OF INDIANA UNTIL 9 PM EST. AT 305 PM EST WEATHER SERVICE RADAR SHOWED THUNDERSTORMS MOVING IN THE WESTERN INDIANA NEAR NEWPORT..ABOUT 20 MILES NORTH OF TERRE HAUTE. ANOTHER STRONG THUNDERSTORM WITH HEAVY RAIN WAS 20 MILES SOUTH OF BLOOMINGTON...NEAR BEDFORD. OTHER STRONG THUNDERSTORMS WERE DEVELOPING OVER EASTERN ILLINOIS ABOUT 20 TO 25 MILES WEST OF TERRE HAUTE. ALL OF THE THUNDERSTORMS WERE MOVING NORTHEAST AT 20 TO 30 MILES AN HOUR. AS OF 315 PM EST NO SEVERE WEATHER HAD BEEN REPORTED IN INDIANA.. HOWEVER PEOPLE IN THE W ESTERN HALF OF INDIANA SHOULD CONTINUE TO BE ALERT. LISTEN COMMERICAL RADIO AND TELEVISON STATIONS FOR FURTHER INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE. GERY
Special weather statement, Jun 11, 3:52 PM EST, 1 hour 49 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 350 PM EST WED JUN 11 1986 A TORNADO WATCH IS IN EFFECT FOR THE WESTERN HALF OF INDIANA UNTIL 9 PM EST. AT 345 PM EST STRONG THUNDERSTORMS WERE OVER WEST CENTRAL AND SOUTH CENTRAL INDIANA. THUNDERSTORMS WERE BETWEEN TERRE HAUTE AND CRAWFORDSVILLE...AND AROUND BLOOMINGTON TO LOUISVILLE KENTUCKY. OTHER THUNDERSTORMS WERE ABOUT 15 MILES WEST OF LAFAYETTE. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING DRENCHING RAINS AND DANGEROUS LIGHTNING. PERSONS IN THE TORNADO WATCH AREA SHOULD BE ALERT FOR SEVERE WEATHER THE REMAINDER OF THIS AFTERNOON AND EVENING. E5DWARDS
Special weather statement, Jun 11, 4:30 PM EST, 1 hour 11 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 428 PM EST WED JUN 11 1986 A TORNADO WATCH REMAINS IN EFFECT FOR THE WEST AND CENTRAL PARTS OF INDIANA UNTIL 9 PM EST. AT 425 PM EST...SHOWERS AND THUNDERSTORMS WERE SCATTERED ACROSS CENTRAL AND SOUTH CENTRAL INDIANA. THE MOST INTENSE THUNDERSTORM WAS 10 MILES SOUTH OF FRANKFORT...OR 30 MILES NORTHWEST OF INDIANAPOLIS. OTHER STRONG STORMS WERE 20 MILES NORTHEAST OF BLOOMINGTON...NEAR COLUMBUS...AND 10 MILES NORTHWEST OF NORTH VERNON. THESE STORMS RANGED FROM 35 TO 50 MILES SOUTH AND SOUTHEAST OF INDIANAPOLIS. THE STRONG THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY DOWNPOURS... STRONG GUSTY WINDS AND DANGEROUS LIGHTNING. . THE STORMS WERE MOVING NORTHEAST AT 25 MILES AN HOUR. PEOPLE SHOULD REMAIN ALERT IN THE WATCH AREA AND IF SEVERE WEATHER WARNINGS ARE ISSUED FOR YOUR AREA...TAKE COVER IMMEDIATELY. NO SEVERE WEATHER HAS BEEN REPORTED TOW THE NATIONAL WEATHER SERVICE AT THIS TIME. STEIGERWALDT
Special weather statement, Jun 11, 4:52 PM EST, 49 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 450 PM EST WED JUN 11 1986 A TORNADO WATCH REMAINS IN EFFECT FOR THE WEST AND CENTRAL PARTS OF INDIANA UNTIL 9 PM EST. AT 445 PM EST...SCATTERED SHOWERS AND A FEW VERY STRONG THUNDERSTORMS WERE OVER THE CENTRAL TWO THIRDS OF INDIANA. THE MOST CONCENTRATED AREA OF PRECIPITATION WAS IN A 30 TO 40 MILE WIDE BAND THAT STRETCHED FROM MONTICELLO SOUTHEAST TO NEAR MADISON ON THE OHIO RIVER. THE MOST INTENSE THUNDERSTORMS WERE OVER WEST CENTRAL AND SOUTH CENTRAL INDIANA. STRONGEST THUNDERSTORMS EXTENDED FROM NEAR TERRE HAUTE TO 40 MILES NORTHEAST OF TERRE HAUTE. OTHER STRONG STORMS EXTENDED FROM JUST NORTH OF COLUMBUS TO 10 MILES NORTH OF WESTPORT...OR FROM 35 MILES SOUTH TO 50 MILES SOUTH OF INDIANAPOLIS. . MOVEMENT WAS NORTHEAST AT 25 MILES AN HOUR. . THE STRONG THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY DOWNPOURS... STRONG GUSTY WINDS AND DANGEROUS LIGHTNING. . PEOPLE SHOULD REMAIN ALERT IN THE WATCH AREA AND IF SEVERE WEATHER WARNINGS ARE ISSUED FOR YOUR AREA...TAKE COVER IMMEDIATELY. NO SEVERE WEATHER HAS BEEN REPORTED TO THE NATIONAL WEATHER SERVICE UP UNTIL 450 PM EST. STEIGERWALDlT
Special weather statement, Jun 11, 5:21 PM EST, 20 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 520 PM EST WED JUN 11 1986 A TORNADO WATCH IN EFFECT FOR THE WEST AND CENTRAL PARTS OF INDIANA TILL 9 PM EST WILL BE REPLACED BY A NEW WATCH BY 530 PM EST THIS AFTERNOON. AT 515 PM EST...VERY STRONG THUNDERSTORMS WERE OVER PART OF WEST CENTRAL INDIANA. THE MOST INTENSE THUNDERSTORMS WERE NEAR BRAZIL...BETWEEN ROCKVILLE AND GREENCASTLE...AND INCLUDING THE NORTH PART OF PUTNAM COUNTY. THESE STORMS WERE FROM 15 MILES EAST OF TO 50 MILES NORTHEAST OF TERRE HAUTE. MOVEMENT WAS NORTHEAST AT 25 MILES AN HOUR. . THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY DOWNPOURS... STRONG GUSTY WINDS AND DANGEROUS LIGHTNING. . PEOPLE IN NORTHERN CLAY AND PUTNAM COUNTIES...AS WELL AS WEST AND CENTRAL INDIANA SHOULD REMAIN ALERT FOR THE POSSIBILITY OF SEVERE WEATHER. STEIGERWALDT
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 8:20 PM EST | Severe Thunderstorm Warning | IND | Saint Joseph | 30 min |
| Jun 11, 5:55 PM EST | Severe Thunderstorm Warning | IND | Hendricks | 35 min |
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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.