Alert archive / Ohio / Tornado Warnings in 2002

Tornado Warning 3, NWS Charleston, WV

May 2, 2002Perry County, Ohio

NWS Charleston, WV issued this tornado warning at May 2, 2002, 12:52 AM EDT for Perry County, Ohio. It was in force for 23 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: May 2, 2002, 12:52 AM EDT (04:52 UTC)
Expired: May 2, 2002, 1:15 AM EDT
In force: 23 min
Issued by: NWS Charleston, WV
Area: Whole counties

County Perry County, OH

The radar

The Cincinnati radar (KILN), 140 km from the middle of the area, began a volume at 04:56 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 2, 12:55 AM EDT	Hail 1	Thornville, OH
May 2, 1:05 AM EDT	Thunderstorm Wind	Glenford, OH	Power lines, trees, and a few road signs were blown down.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 4.9 hours before the alert went out and 138 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: 93 J/kg
Mixed-layer CIN: -128 J/kg
Mixed-layer LCL: 1044 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: 256 m²/s²
0-3 km storm-relative helicity: 311 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.5

Open this sounding in Storm Lab

The text

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

000 
WFUS51 KRLX 020452
TORRLX
OHC127-020515-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
1251 AM EDT THU MAY 2 2002

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* TORNADO WARNING FOR...
  PERRY COUNTY IN SOUTHEAST OHIO...

* UNTIL 115 AM EDT...

* AT 1250 AM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A STORM
  CAPABLE OF PRODUCING A TORNADO 3 MILES EAST OF THURSTON...OR ABOUT
  11 MILES NORTHEAST OF LANCASTER...MOVING EAST AT 65 MPH.

* SOME LOCATIONS IN THE WARNING AREA INCLUDE...THORNVILLE AND
  GLENFORD.

--CALL TO ACTION--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.

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY.

$$

LAT...LON 3992 8242 3991 8216 3983 8217 3981 8208
          3973 8208 3969 8203 3974 8238 3982 8239
          3983 8246

The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 2, 1:44 AM EDT	Severe Thunderstorm Warning	RLX	Washington	31 min

Nearby

Tornado Warnings in Ohio, 2002 Every tornado warning in 2002 Tornadoes in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.