Alert archive / Ohio / Tornado Warnings in 2003

Tornado Warning 3, NWS Wilmington, OH

April 4, 2003Fayette County, Madison County, Montgomery County, Ohio

NWS Wilmington, OH issued this tornado warning at Apr 4, 2003, 11:40 PM EST for Fayette County, Madison County, Montgomery County, Ohio. It was in force for 35 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: Apr 4, 2003, 11:40 PM EST (04:40 UTC)
Expired: Apr 5, 2003, 12:15 AM EST
In force: 35 min
Issued by: NWS Wilmington, OH
Area: Counties, with a storm outline in the text

Counties Fayette County, OH, Madison County, OH, Montgomery County, OH

The radar

The Cincinnati radar (KILN), 43 km from the middle of the area, began a volume at 04:42 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
Apr 4, 7:30 PM EST	Tornado Watch	SPC	6 hr
Apr 4, 10:20 PM EST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 4.7 hours before the alert went out and 44 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: 628 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 1237 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 160 m²/s²
0-3 km storm-relative helicity: 223 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 4.2

Open this sounding in Storm Lab

The text

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

000 
WFUS51 KILN 050440
TORILN
OHC047-097-113-050515-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
1140 PM EST FRI APR 4 2003

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* TORNADO WARNING FOR...
  MADISON COUNTY IN OHIO...
  MONTGOMERY COUNTY IN OHIO...
  FAYETTE COUNTY IN OHIO...

* UNTIL 1215 AM EST...

* AT 1140 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER
  MIAMISBURG...MOVING EAST AT 50 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  JEFFERSONVILLE...
  KETTERING...
  MIAMISBURG...
  WEST CARROLLTON...

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.

LAT...LON 3970 8409 3969 8365 3986 8356 3988 8337
          3966 8331 3961 8366 3968 8367 3970 8409
          3959 8411 3960 8432 3971 8434

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 4, 10:36 PM EST	Severe Thunderstorm Warning	ILN	Darke, Preble	24 min
Apr 4, 11:01 PM EST	Severe Thunderstorm Warning	ILN	Butler, Darke, Miami, Montgomery, Preble	29 min
Apr 4, 11:28 PM EST	Severe Thunderstorm Warning	ILN	Miami, Montgomery	47 min
Apr 4, 11:35 PM EST	Severe Thunderstorm Warning	ILN	Delaware, Union	40 min
Apr 4, 11:36 PM EST	Severe Thunderstorm Warning	ILN	Butler, Hamilton	24 min
Apr 4, 11:43 PM EST	Tornado Warning	ILN	Montgomery	32 min
Apr 4, 11:45 PM EST	Severe Thunderstorm Warning	ILN	Clark, Clinton, Greene, Warren	30 min
Apr 4, 11:57 PM EST	Severe Thunderstorm Warning	ILN	Butler, Hamilton	33 min
Apr 5, 12:07 AM EST	Severe Thunderstorm Warning	ILN	Clinton, Fayette, Madison	38 min
Apr 5, 12:27 AM EST	Severe Thunderstorm Warning	ILN	Clermont, Hamilton, Warren	33 min
Apr 5, 12:51 AM EST	Severe Thunderstorm Warning	ILN	Fairfield, Franklin, Hocking, Licking, Pickaway, Ross	39 min

Nearby

Tornado Warnings in Ohio, 2003 Every tornado warning in 2003 Tornadoes 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.