Alert archive / Ohio / Tornado Warnings in 2004

Tornado Warning 7, NWS Wilmington, OH

May 30, 2004Ross County, Ohio

NWS Wilmington, OH issued this tornado warning at May 30, 2004, 7:30 PM EDT for Ross County, Ohio. 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: May 30, 2004, 7:30 PM EDT (23:30 UTC)
Expired: May 30, 2004, 8:15 PM EDT
In force: 45 min
Issued by: NWS Wilmington, OH
Area: Counties, with a storm outline in the text

County Ross County, OH

The radar

The Cincinnati radar (KILN), 63 km from the middle of the area, began a volume at 23:32 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, 4:55 PM EDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.5 hours before the alert went out and 61 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: 58 J/kg
Mixed-layer CIN: -139 J/kg
Mixed-layer LCL: 799 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 112 m²/s²
0-3 km storm-relative helicity: 142 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

000 
WFUS51 KILN 302330
TORILN
OHC141-310015-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
729 PM EDT SUN MAY 30 2004

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* TORNADO WARNING FOR...
  ROSS COUNTY IN OHIO

* UNTIL 815 PM EDT

* AT 722 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR
  BAINBRIDGE...OR ABOUT 9 MILES SOUTHEAST OF GREENFIELD...MOVING EAST
  AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  NORTH FOLK VILLAGE...
  CHILLICOTHE...

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 AND COVER YOUR HEAD WITH YOUR HANDS.

STAY TUNED TO WEATHER RADIO OR LOCAL MEDIA FOR THE LATEST SEVERE
WEATHER INFORMATION.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT SUNDAY EVENING.

LAT...LON 3938 8336 3921 8328 3918 8277 3942 8274

$$

The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 30, 5:52 PM EDT	Severe Thunderstorm Warning	ILN	Clermont	38 min
May 30, 6:10 PM EDT	Severe Thunderstorm Warning	ILN	Brown	50 min
May 30, 6:20 PM EDT	Severe Thunderstorm Warning	ILN	Clinton, Highland	40 min
May 30, 6:47 PM EDT	Severe Thunderstorm Warning	ILN	Pickaway	43 min
May 30, 6:59 PM EDT	Severe Thunderstorm Warning	ILN	Highland	31 min
May 30, 7:16 PM EDT	Severe Thunderstorm Warning	ILN	Ross	59 min
May 30, 7:28 PM EDT	Tornado Warning	ILN	Auglaize	32 min
May 30, 7:34 PM EDT	Tornado Warning	ILN	Hardin	26 min

Nearby

Tornado Warnings in Ohio, 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.