Alert archive / Ohio / Tornado Warnings in 2004

Tornado Warning 10, NWS Wilmington, OH

May 30, 2004Darke County, Mercer County, Ohio

NWS Wilmington, OH issued this tornado warning at May 30, 2004, 10:49 PM EDT for Darke County, Mercer County, Ohio. It was in force for 41 min. 6 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, 10:49 PM EDT (02:49 UTC)
Expired
May 30, 2004, 11:30 PM EDT
In force
41 min
Issued by
NWS Wilmington, OH
Area
Counties, with a storm outline in the text

Counties Darke County, OH, Mercer County, OH

The radar

The Cincinnati radar (KILN), 134 km from the middle of the area, began a volume at 02:51 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 30, 11:07 PM EDTHAIL 1.75Union City, OH
May 30, 11:07 PM EDTHAIL 1.75Union City, OH
May 30, 11:10 PM EDTTSTM WND DMGPalestine, OHTREES AND POWER LINES DOWN
May 30, 11:10 PM EDTTSTM WND DMGPalestine, OHTREES AND POWER LINES DOWN
May 30, 11:15 PM EDTTSTM WND DMGGreenville, OHTREES AND POWER LINES DOWN
May 30, 11:15 PM EDTTSTM WND DMGGreenville, OHTREES AND POWER LINES DOWN

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.

IssuedProductOfficeLasted
May 30, 7:55 PM EDTTornado WatchSPC8 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 2.8 hours before the alert went out and 134 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, Cncnati-Daytn, OH at 00:00Z on 2004-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 778 joules per kilogram.LCLLFCEL10008507005003002001001 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, Cncnati-Daytn, OH at 00:00Z on 2004-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 316 square meters per square second.19395878Sfc1 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
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.

982 
WFUS51 KILN 310249
TORILN
OHC037-107-310330-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
1048 PM EDT SUN MAY 30 2004

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* TORNADO WARNING FOR...
  DARKE COUNTY IN OHIO
  MERCER COUNTY IN OHIO

* UNTIL 1130 PM EDT

* AT 946 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING TORNADOES ALONG 
  A LINE EXTENDING FROM 15 MILES WEST OF FORT RECOVERY TO 14 MILES 
  SOUTHWEST OF UNION CITY...MOVING EAST NORTHEAST AT 40 MPH. 

* LOCATIONS IMPACTED INCLUDE...
  VERSAILLES...
  ST. HENRY...
  ROCKFORD...
  GREENVILLE...
  COLDWATER...
  CELINA...
  BRADFORD...
  ANSONIA...

DAMAGING WIND GUSTS IN EXCESS OF 60 MPH CAN BE EXPECTED WITH THIS 
LINE OF STORMS. IN ADDITION...TORNADOES MAY DEVELOP ANYWHERE ALONG 
THIS LINE.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 AM EDT MONDAY MORNING FOR
INDIANA AND OHIO. 

LAT...LON 4063 8487 4002 8486 4009 8441 4074 8446

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 30, 8:12 PM EDTTornado WarningILNLogan33 min
May 30, 11:13 PM EDTSevere Thunderstorm WarningILNMontgomery, Preble62 min
May 30, 11:30 PM EDTTornado WarningILNMiami, Shelby45 min
May 30, 11:40 PM EDTSevere Thunderstorm WarningILNButler, Hamilton65 min
May 31, 12:03 AM EDTTornado WarningILNChampaign, Clark, Logan42 min
May 31, 12:16 AM EDTSevere Thunderstorm WarningILNMontgomery44 min
May 31, 12:38 AM EDTSevere Thunderstorm WarningILNClermont, Warren37 min
May 31, 12:38 AM EDTSevere Thunderstorm WarningILNGreene52 min
May 31, 12:44 AM EDTSevere Thunderstorm WarningILNClark46 min
May 31, 12:52 AM EDTSevere Thunderstorm WarningILNBrown38 min
May 31, 1:07 AM EDTSevere Thunderstorm WarningILNMadison38 min
May 31, 1:09 AM EDTTornado WarningILNAdams, Brown36 min
May 31, 1:13 AM EDTSevere Thunderstorm WarningILNHighland47 min
May 31, 1:36 AM EDTSevere Thunderstorm WarningILNPike, Ross39 min
May 31, 1:40 AM EDTSevere Thunderstorm WarningILNScioto50 min

Nearby

Tornado Warnings in Ohio, 2004Every tornado warning in 2004Tornadoes 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.