Alert archive / Indiana / Tornado Warnings in 2003

Tornado Warning 33, NWS Indianapolis, IN

August 31, 2003Sullivan County, Vigo County, Indiana

NWS Indianapolis, IN issued this tornado warning at Aug 31, 2003, 8:15 PM EST for Sullivan County, Vigo County, Indiana. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 31, 2003, 8:15 PM EST (01:15 UTC)
Expired
Aug 31, 2003, 9:00 PM EST
In force
45 min
Issued by
NWS Indianapolis, IN
Area
Counties, with a storm outline in the text

Counties Sullivan County, IN, Vigo County, IN

The radar

The Indianapolis radar (KIND), 115 km from the middle of the area, began a volume at 01:17 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 watch it was issued in

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

IssuedProductOfficeLasted
Aug 31, 5:25 PM ESTTornado WatchSPC6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 1.3 hours before the alert went out and 129 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 2003-09-01Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2003-09-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 149 square meters per square second.193958Sfc1 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
530 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
149 m²/s²
0-3 km storm-relative helicity
192 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 
WFUS53 KIND 010115
TORIND
INC153-167-010200-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
814 PM EST SUN AUG 31 2003

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN SULLIVAN COUNTY IN SOUTHWEST INDIANA
  SOUTHERN VIGO COUNTY IN WEST CENTRAL INDIANA

* UNTIL 900 PM EST

* AT 805 PM CDT...THE PUBLIC REPORTED A TORNADO IN EAST CENTRAL
  ILLINOIS...OR ABOUT 20 MILES SOUTHWEST OF TERRE HAUTE...MOVING
  EAST AT 25 MPH.

* THE MOST DANGEROUS PART OF THE STORM IS EXPECTED TO BE NEAR...
  RILEY AT 840 PM EST

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. IF NO
BASEMENT IS AVAILABLE...GO TO THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM. GET UNDER STURDY FURNITURE OR USE BLANKETS
OR PILLOWS TO COVER YOUR BODY.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT.

LAT...LON 3935 8769 3918 8766 3932 8730 3946 8730

$$

JK

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 1, 6:06 AM ESTFlash Flood WarningINDHendricks, Marion, Putnam114 min
Sep 1, 6:20 AM ESTFlash Flood WarningINDHamilton, Madison115 min
Sep 1, 12:07 PM ESTFlash Flood WarningINDHamilton, Hancock, Hendricks, Madison, Marion113 min
Sep 1, 1:18 PM ESTSevere Thunderstorm WarningINDHenry, Randolph42 min
Sep 1, 1:45 PM ESTFlash Flood WarningINDHenry, Randolph30 min
Sep 1, 2:03 PM ESTSevere Thunderstorm WarningINDJohnson, Shelby42 min
Sep 1, 2:28 PM ESTFlash Flood WarningINDRush, Shelby2 hr

Nearby

Tornado Warnings in Indiana, 2003Every tornado warning in 2003Tornadoes in 2003

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.