Alert archive / Indiana / Tornado Warnings in 2004

Tornado Warning 7, NWS Northern Indiana

May 30, 2004Miami County, Indiana

NWS Northern Indiana issued this tornado warning at May 30, 2004, 8:42 PM EST for Miami County, Indiana. It was in force for 63 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: May 30, 2004, 8:42 PM EST (01:42 UTC)
Expired: May 30, 2004, 9:45 PM EST
In force: 63 min
Issued by: NWS Northern Indiana
Area: Counties, with a storm outline in the text

County Miami County, IN

The radar

The Northern Indiana radar (KIWX), 67 km from the middle of the area, began a volume at 01:44 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
May 30, 8:55 PM EST	TORNADO	Peru, IN	* 1 INJ * WEST CENTER AND NORTH SIDE OF TOWN HAD WIDESPREAD TREES AND POWER LINES DOWN. TWO BUSINESSES HEAVILY DAMAGED. LARGE COMMUNICATION TOWER KNOCKED DOWN.
May 30, 8:58 PM EST	TSTM WND DMG	Peru, IN	TRAILER PARK HAS WIND DAMAGE.
May 30, 8:58 PM EST	TSTM WND DMG	Peru, IN	NUMEROUS TREES AND POWERLINES DOWN ON THE WEST SIDE OF THE CITY.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

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

Lincoln, IL (KILX), launched 00:00Z, 1.7 hours before the alert went out and 224 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: 7 J/kg
Mixed-layer CIN: -270 J/kg
Mixed-layer LCL: 845 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: -89 m²/s²
0-3 km storm-relative helicity: -31 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 KIWX 310142
TORIWX
INC103-310245-

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

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* TORNADO WARNING FOR...
  MIAMI COUNTY IN INDIANA

* UNTIL 945 PM EST

* AT 842 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION 6 MILES SOUTHWEST OF
  MEXICO...MOVING NORTHEAST AT 25 MPH.

* SOME LOCATIONS IN THE PATH OF THIS STORM ARE...
  MEXICO
  PERU
  DENVER
  MACY

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 4084 8619 4069 8616 4071 8596 4098 8596
          4098 8617

$$

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, 8:55 PM EST	Tornado Warning	IWX	Wabash	80 min
May 30, 9:20 PM EST	Tornado Warning	IWX	Blackford, Jay	40 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.