Alert archive / Indiana / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 41, NWS Indianapolis, IN

May 12, 2000Clinton County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at May 12, 2000, 7:40 PM EST for Clinton County, Indiana. It was in force for 35 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
May 12, 2000, 7:40 PM EST (00:40 UTC)
Expired
May 12, 2000, 8:15 PM EST
In force
35 min
Issued by
NWS Indianapolis, IN
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Clinton County, IN

The radar

The Indianapolis radar (KIND), 74 km from the middle of the area, began a volume at 00:40 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

TimeReportWhereRemark
May 12, 8:20 PM ESTThunderstorm Wind 50 ERossville, 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 12, 6:30 PM ESTTornado WatchSPC6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 0.7 hours before the alert went out and 177 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, Lincoln, IL at 00:00Z on 2000-05-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 162 joules per kilogram.LCLLFCEL10008507005003002001001 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, Lincoln, IL at 00:00Z on 2000-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -36 square meters per square second.1939587897Sfc1 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
162 J/kg
Mixed-layer CIN
-342 J/kg
Mixed-layer LCL
528 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
-36 m²/s²
0-3 km storm-relative helicity
106 m²/s²
Significant tornado parameter
0.0
Supercell composite
-1.5

Open this sounding in Storm Lab

The text

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

552 
WUUS53 KIND 130042
SVRIND
INC023-130115-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
740 PM EST FRI MAY 12 2000

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CLINTON COUNTY IN CENTRAL INDIANA
  THIS INCLUDES THE CITY OF FRANKFORT

* UNTIL 815 PM EST

* AT 735 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER ROSSVILLE...OR ABOUT 10 MILES NORTHWEST OF
  FRANKFORT...MOVING EAST AT 35 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ROSSVILLE AT 745 PM EST
  FRANKFORT AT 800 PM EST

A TORNADO WATCH IS IN EFFECT. SEVERE THUNDERSTORMS CAN PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE WARNING. PREPARE TO MOVE TO MOVE
TO A PLACE OF SAFETY IN A STURDY STRUCTURE SUCH AS A BASEMENT OR
SMALL INTERIOR ROOM IF A TORNADO IS SPOTTED.

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 4042 8668 4023 8669 4023 8628 4042 8634
TUCEK/KOCH

The office that day

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

IssuedProductOfficeCountiesLasted
May 12, 7:10 PM ESTSevere Thunderstorm WarningINDTippecanoe35 min
May 12, 7:17 PM ESTSevere Thunderstorm WarningINDFountain28 min
May 12, 7:22 PM ESTSevere Thunderstorm WarningINDFountain, Vermillion38 min
May 12, 7:37 PM ESTSevere Thunderstorm WarningINDCarroll38 min
May 12, 7:48 PM ESTSevere Thunderstorm WarningINDMontgomery, Tippecanoe27 min
May 12, 8:16 PM ESTSevere Thunderstorm WarningINDClinton29 min
May 12, 8:24 PM ESTSevere Thunderstorm WarningINDParke, Vermillion, Vigo36 min
May 12, 8:24 PM ESTSevere Thunderstorm WarningINDClay36 min
May 12, 8:31 PM ESTSevere Thunderstorm WarningINDHoward, Tipton29 min
May 12, 9:00 PM ESTSevere Thunderstorm WarningINDSullivan, Vigo30 min
May 12, 9:06 PM ESTSevere Thunderstorm WarningINDClay, Putnam24 min
May 12, 9:18 PM ESTSevere Thunderstorm WarningINDClay, Greene27 min
May 12, 10:11 PM ESTSevere Thunderstorm WarningINDKnox34 min
May 12, 10:41 PM ESTSevere Thunderstorm WarningINDKnox19 min
May 12, 11:16 PM ESTSevere Thunderstorm WarningINDGreene, Lawrence, Monroe29 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2000Every severe thunderstorm warning in 2000

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.