Alert archive / Indiana / Tornado Warnings in 2004

Tornado Warning 9, NWS Northern Indiana

May 30, 2004Blackford County, Jay County, Indiana

NWS Northern Indiana issued this tornado warning at May 30, 2004, 9:20 PM EST for Blackford County, Jay County, Indiana. It was in force for 40 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: May 30, 2004, 9:20 PM EST (02:20 UTC)
Expired: May 30, 2004, 10:00 PM EST
In force: 40 min
Issued by: NWS Northern Indiana
Area: Counties, with a storm outline in the text

Counties Blackford County, IN, Jay County, IN

The radar

The Northern Indiana radar (KIWX), 114 km from the middle of the area, began a volume at 02:19 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.

Issued	Product	Office	Lasted
May 30, 6:55 PM EST	Tornado Watch	SPC	8 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 2.3 hours before the alert went out and 160 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: 778 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 710 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 316 m²/s²
0-3 km storm-relative helicity: 399 m²/s²
Significant tornado parameter: 1.7
Supercell composite: 9.6

Open this sounding in Storm Lab

The text

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

788 
WFUS53 KIWX 310220
TORIWX
INC009-075-310300-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
919 PM EST SUN MAY 30 2004

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* TORNADO WARNING FOR...
  BLACKFORD COUNTY IN INDIANA
  JAY COUNTY IN INDIANA

* UNTIL 1000 PM EST

* AT 919 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION 9 MILES SOUTH OF SHAMROCK
  LAKES...MOVING EAST AT 40 MPH.

* SOME LOCATIONS IN THE PATH OF THIS STORM ARE...
  MILL GROVE
  DUNKIRK
  MONTPELIER
  REDKEY
  PENNVILLE
  PORTLAND

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. IF NO
BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM ON THE
LOWEST FLOOR AWAY FROM WINDOWS.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN NORTHERN INDIANA.

LAT...LON 4032 8521 4040 8521 4040 8544 4059 8544
          4058 8480 4032 8481

$$

The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 30, 7:24 PM EST	Severe Thunderstorm Warning	IWX	Cass	51 min
May 30, 7:41 PM EST	Severe Thunderstorm Warning	IWX	Pulaski, Starke	79 min
May 30, 7:46 PM EST	Severe Thunderstorm Warning	IWX	Pulaski, Starke	74 min
May 30, 7:58 PM EST	Flash Flood Warning	IWX	Allen	5 hr
May 30, 8:00 PM EST	Severe Thunderstorm Warning	IWX	White	45 min
May 30, 8:02 PM EST	Severe Thunderstorm Warning	IWX	Fulton, Marshall	58 min
May 30, 8:07 PM EST	Severe Thunderstorm Warning	IWX	Fulton, Marshall	53 min
May 30, 8:42 PM EST	Tornado Warning	IWX	Miami	63 min
May 30, 8:55 PM EST	Tornado Warning	IWX	Wabash	80 min

Nearby

Tornado Warnings in Indiana, 2004 Every tornado warning in 2004 Tornadoes in 2004

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.