Alert archive / Indiana / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 73, NWS Indianapolis, IN

June 9, 1999Jackson County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 9, 1999, 4:11 PM EST for Jackson County, Indiana. It was in force for 34 min. No storm report in the archive falls 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.

The facts

Issued
Jun 9, 1999, 4:11 PM EST (21:11 UTC)
Expired
Jun 9, 1999, 4:45 PM EST
In force
34 min
Issued by
NWS Indianapolis, IN
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Jackson County, IN

The radar

The Indianapolis radar (KIND), 93 km from the middle of the area, began a volume at 21:10 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.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.2 hours before the alert went out and 217 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-pSkew-T log-p diagram, Cncnati-Daytn, OH at 12:00Z on 1999-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 1999-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -7 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2326 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-7 m²/s²
0-3 km storm-relative helicity
0 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.

000 
TTAA00 KIND 092113
SVRIND
INC071-092145-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
411 PM EST WED JUN 9 1999

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN JACKSON COUNTY IN INDIANA

* UNTIL 445 PM EST

* AT 410 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 3 MILES WEST OF MEDORA...OR ABOUT 15 MILES EAST
  OF BEDFORD...MOVING NORTHEAST AT 5 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  MEDORA AT 420 PM EST
  CLEAR SPRING AT 425 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.


LAT...LON 3877 8631 3878 8615 3903 8604 3903 8627

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 9, 2:45 PM EST, 1 hour 26 minutes before
INZ060-092015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
245 PM EST WED JUN 9 1999

THE SEVERE THUNDERSTORM WARNING FOR SULLIVAN COUNTY IN SOUTHWEST
INDIANA HAS EXPIRED.

NO DAMAGE HAS BEEN REPORTED FROM THIS STORM. PERIODS OF HEAVY RAIN
DID RESULT IN RAINFALL TOTALS OF AROUND AN INCH ACROSS THE COUNTY.
Local storm report, Jun 9, 4:08 PM EST, 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
408 PM EST WED JUN 09 1999

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

0406 PM    MARTINSVILLE              IN     MPH TSTM GUST
06/09/99   MORGAN                          TREES DOWNED. REPORTED
                                           BY SHERIFF.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 9, 2:15 PM ESTSevere Thunderstorm WarningINDSullivan30 min
Jun 9, 3:46 PM ESTSevere Thunderstorm WarningINDVigo34 min
Jun 9, 4:03 PM ESTSevere Thunderstorm WarningINDMorgan42 min
Jun 9, 5:39 PM ESTSevere Thunderstorm WarningINDHamilton, Marion51 min
Jun 9, 6:09 PM ESTSevere Thunderstorm WarningINDMadison36 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1999Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.