Alert archive / Indiana / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 80, NWS Indianapolis, IN

June 11, 1999Marion County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 11, 1999, 2:33 PM EST for Marion County, Indiana. It was in force for 27 min. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: Jun 11, 1999, 2:33 PM EST (19:33 UTC)
Expired: Jun 11, 1999, 3:00 PM EST
In force: 27 min
Issued by: NWS Indianapolis, IN
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Marion County, IN

The radar

The Indianapolis radar (KIND), 12 km from the middle of the area, began a volume at 19:35 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

Time	Report	Where	Remark
Jun 11, 2:33 PM EST	Hail 1	(Ind)Indnpls Intl Ar, 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.

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 7.6 hours before the alert went out and 208 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 380 J/kg
Mixed-layer CIN: -95 J/kg
Mixed-layer LCL: 1398 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 24 m²/s²
0-3 km storm-relative helicity: 38 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

579 
WUUS1 KIND 111935 RRA
SVRIND
INC097-112000-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
233 PM EST FRI JUN 11 1999

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MARION COUNTY IN INDIANA
  THIS INCLUDES THE CITY OF INDIANAPOLIS

* UNTIL 300 PM EST

* AT 230 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 5 MILES NORTHEAST OF SPEEDWAY...OR ABOUT 6
  MILES NORTHWEST OF INDIANAPOLIS...MOVING NORTH AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  TRADERS POINT AT 240 PM EST
  NORA AT 245 PM EST

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN INDIANAPOLIS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EST FRIDAY
EVENING FOR CENTRAL AND NORTHERN INDIANA. 

LAT...LON 3989 8633 3964 8633 3968 8601 3991 8601

.END/DT/JTC

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

Local storm report, Jun 11, 12:46 PM EST, 1 hour 47 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1246 PM EST FRI JUN 11 1999

TIME(EST)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1244 PM    BRAZIL                    IN    WIND DAMAGE
06/11/99   CLAY                            TREES DOWN. REPORTED BY
                                           COUNTY SHERIFF.

Local storm report, Jun 11, 1:39 PM EST, 54 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
139 PM EST FRI JUN 11 1999

TIME(EST)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0127 PM    CRAWFORDSVILLE            IN    WIND DAMAGE
06/11/99   MONTGOMERY                      TREES AND POWER LINES
                                           DOWN ON THE EAST SIDE
                                           OF CITY.

Local storm report, Jun 11, 1:39 PM EST, 54 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
139 PM EST FRI JUN 11 1999

TIME(EST)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0127 PM    CRAWFORDSVILLE            IN    WIND DAMAGE
06/11/99   MONTGOMERY                      TREES AND POWER LINES
                                           DOWN ON THE EAST SIDE
                                           OF CITY.

Local storm report, Jun 11, 2:01 PM EST, 32 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
201 PM EST FRI JUN 11 1999

TIME(EST)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0125 PM    8 NE ROCKVILLE            IN    WIND DAMAGE
06/11/99   PARKE                           TREES DOWN. REPORTED BY
                                           COUNTY SHERIFF.

Local storm report, Jun 11, 2:19 PM EST, 14 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
219 PM EST FRI JUN 11 1999

TIME(EST)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0205 PM    LAFAYETTE                 IN    WIND DAMAGE
06/11/99   TIPPECANOE                      TREES DOWN. REPORTED BY
                                           COUNTY SHERIFF.

0215 PM    2 SW BUCK CREEK           IN    1 INCH HAIL
06/11/99   TIPPECANOE                      ONE INCH HAIL. ALSO
                                           TREE LIMBS DOWN.
                                           REPORTED BY SPOTTER.

Local storm report, Jun 11, 2:19 PM EST, 14 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
219 PM EST FRI JUN 11 1999

TIME(EST)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0205 PM    LAFAYETTE                 IN    WIND DAMAGE
06/11/99   TIPPECANOE                      TREES DOWN. REPORTED BY
                                           COUNTY SHERIFF.

0215 PM    2 SW BUCK CREEK           IN    1 INCH HAIL
06/11/99   TIPPECANOE                      ONE INCH HAIL. ALSO
                                           TREE LIMBS DOWN.
                                           REPORTED BY SPOTTER.

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 11, 12:33 PM EST	Severe Thunderstorm Warning	IND	Clay	47 min
Jun 11, 12:50 PM EST	Severe Thunderstorm Warning	IND	Parke	55 min
Jun 11, 1:36 PM EST	Severe Thunderstorm Warning	IND	Montgomery	34 min
Jun 11, 2:09 PM EST	Severe Thunderstorm Warning	IND	Tippecanoe	51 min
Jun 11, 2:46 PM EST	Severe Thunderstorm Warning	IND	Hamilton	44 min
Jun 11, 2:49 PM EST	Severe Thunderstorm Warning	IND	Carroll	46 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1999 Every severe thunderstorm warning in 1999

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; radar from the NEXRAD Level II archive.