Alert archive / Indiana / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 2, NWS Indianapolis, IN

March 28, 1997Hendricks County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 28, 1997, 5:22 PM EST for Hendricks County, Indiana. It was in force for 53 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: Mar 28, 1997, 5:22 PM EST (22:22 UTC)
Expired: Mar 28, 1997, 6:15 PM EST
In force: 53 min
Issued by: NWS Indianapolis, IN
Area: Whole counties

County Hendricks County, IN

The radar

The Indianapolis radar (KIND), 21 km from the middle of the area, began a volume at 22:25 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
Mar 28, 5:40 PM EST	Hail 1	Avon, IN
Mar 28, 5:55 PM EST	Hail 1.25	Avon, 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, 10.4 hours before the alert went out and 183 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: 127 J/kg
Mixed-layer CIN: -142 J/kg
Mixed-layer LCL: 815 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 207 m²/s²
0-3 km storm-relative helicity: 211 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KIND 282225 RRA
SVRIND
INC063-282315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
522 PM EST FRI MAR 28 1997
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  615 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL INDIANA
 
   ...HENDRICKS COUNTY
 
AT 521 PM DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM MOVING INTO
SOUTHWEST HENDRICKS COUNTY NEAR THE TOWN OF COATSVILLE OR ABOUT 9 MILES
SOUTHWEST OF DANVILLE. THIS STORM WAS MOVING NORTHEAST AT 30 MPH.
GOLFBALL SIZE HAIL WAS REPORTED IN GREENCASTLE WITH THIS STORM.
 
SOME CITIES IN THE PATH OF THIS STORM INCLUDE DANVILLE AND BROWNSBURG.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HHAS PASSED.
 
LASHLEY
&

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 28, 5:03 PM EST	Severe Thunderstorm Warning	IND	Putnam	42 min
Mar 28, 5:32 PM EST	Severe Thunderstorm Warning	IND	Vigo	43 min
Mar 28, 5:49 PM EST	Severe Thunderstorm Warning	IND	Marion	56 min
Mar 28, 6:06 PM EST	Severe Thunderstorm Warning	IND	Greene	69 min
Mar 28, 6:14 PM EST	Severe Thunderstorm Warning	IND	Clay, Vigo	61 min
Mar 28, 6:27 PM EST	Tornado Warning	IND	Clay, Vigo	63 min
Mar 28, 6:28 PM EST	Tornado Warning	IND	Marion	32 min
Mar 28, 6:40 PM EST	Severe Thunderstorm Warning	IND	Monroe	65 min
Mar 28, 6:45 PM EST	Severe Thunderstorm Warning	IND	Brown, Monroe	60 min
Mar 28, 6:50 PM EST	Severe Thunderstorm Warning	IND	Hancock	55 min
Mar 28, 6:51 PM EST	Severe Thunderstorm Warning	IND	Knox	69 min
Mar 28, 6:54 PM EST	Severe Thunderstorm Warning	IND	Tipton	51 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1997 Every severe thunderstorm warning in 1997

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.