Alert archive / Indiana / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 52, NWS Indianapolis, IN

May 17, 2001Tippecanoe County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at May 17, 2001, 8:10 AM EST for Tippecanoe County, Indiana. It was in force for 35 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: May 17, 2001, 8:10 AM EST (13:10 UTC)
Expired: May 17, 2001, 8:45 AM EST
In force: 35 min
Issued by: NWS Indianapolis, IN
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Tippecanoe County, IN

The radar

The Indianapolis radar (KIND), 98 km from the middle of the area, began a volume at 13:14 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

Lincoln, IL (KILX), launched 12:00Z, 1.2 hours before the alert went out and 144 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: 195 J/kg
Mixed-layer CIN: -250 J/kg
Mixed-layer LCL: 998 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: -203 m²/s²
0-3 km storm-relative helicity: -180 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -1.8

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KIND 171311
SVRIND

INC157-171345-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
810 AM EST THU MAY 17 2001

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  TIPPECANOE COUNTY IN WEST CENTRAL INDIANA
  THIS INCLUDES THE CITY OF LAFAYETTE

* UNTIL 845 AM EST

* AT 802 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER SHADELAND...OR ABOUT 10 MILES SOUTHWEST OF
  LAFAYETTE...MOVING EAST AT 40 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  BATTLE GROUND AT 815 AM EST
  DAYTON AT 820 AM EST
  LAFAYETTE AT 825 AM EST

THE MAIN THREAT FROM THIS STORM WILL BE LARGE HAIL.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND...DESTRUCTIVE HAIL...
DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO
AN INTERIOR ROOM ON THE LOWEST FLOOR.

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 4054 8708 4024 8706 4024 8674 4058 8677

PUMA

The office that day

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

Issued	Product	Office	Counties	Lasted
May 16, 7:10 PM EST	Severe Thunderstorm Warning	IND	Vermillion	20 min
May 16, 7:17 PM EST	Severe Thunderstorm Warning	IND	Clay	43 min
May 16, 7:28 PM EST	Severe Thunderstorm Warning	IND	Parke, Vigo	32 min
May 16, 7:59 PM EST	Severe Thunderstorm Warning	IND	Sullivan, Vigo	46 min
May 16, 8:13 PM EST	Severe Thunderstorm Warning	IND	Putnam	32 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2001 Every severe thunderstorm warning in 2001

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.