Alert archive / Ohio / Tornado Warnings in 2002

Tornado Warning 9, NWS Pittsburgh, PA

June 4, 2002Columbiana County, Ohio

NWS Pittsburgh, PA issued this tornado warning at Jun 4, 2002, 4:17 PM EDT for Columbiana County, Ohio. It was in force for 43 min. 1 report 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
Jun 4, 2002, 4:17 PM EDT (20:17 UTC)
Expired
Jun 4, 2002, 5:00 PM EDT
In force
43 min
Issued by
NWS Pittsburgh, PA
Area
Whole counties

County Columbiana County, OH

The radar

The Pittsburgh radar (KPBZ), 54 km from the middle of the area, began a volume at 20:17 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
Jun 4, 4:29 PM EDTThunderstorm WindRogers, OHThunderstorm winds downed several trees and power lines.

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

Pittsburgh, PA (KPIT), launched 12:00Z, 8.3 hours before the alert went out and 70 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, Pittsburgh, PA at 12:00Z on 2002-06-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 693 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, Pittsburgh, PA at 12:00Z on 2002-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 192 square meters per square second.193958Sfc1 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
693 J/kg
Mixed-layer CIN
-128 J/kg
Mixed-layer LCL
798 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
192 m²/s²
0-3 km storm-relative helicity
179 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.1

Open this sounding in Storm Lab

The text

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

227 
WFUS51 KPBZ 042017
TORPBZ
OHC029-042100-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PITTSBURGH PA
416 PM EDT TUE JUN 4 2002

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A

* TORNADO WARNING FOR...
  COLUMBIANA COUNTY IN OHIO

* UNTIL 500 PM EDT

* AT 416 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 6 MILES SOUTHWEST OF COLUMBIANA...MOVING EAST AT 30 MPH.

* THE TORNADO IS EXPECTED TO BE...
  5 MILES SOUTH OF EAST PALESTINE AT 420 PM...

THIS WARNING REPLACES THE SEVERE THUNDERSTORM WARNING PREVIOUSLY
ISSUED FOR THE WARNED AREA.

The office that day

Everything else NWS Pittsburgh, PA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 3, 11:59 PM EDTSevere Thunderstorm WarningPBZBelmont61 min
Jun 4, 12:47 AM EDTFlash Flood WarningPBZTuscarawas4 hr
Jun 4, 1:05 AM EDTFlash Flood WarningPBZBelmont5 hr
Jun 4, 10:49 AM EDTSevere Thunderstorm WarningPBZMuskingum56 min
Jun 4, 1:55 PM EDTSevere Thunderstorm WarningPBZMuskingum65 min
Jun 4, 2:31 PM EDTSevere Thunderstorm WarningPBZCoshocton59 min
Jun 4, 2:43 PM EDTSevere Thunderstorm WarningPBZGuernsey62 min
Jun 4, 2:46 PM EDTFlash Flood WarningPBZMuskingum3 hr
Jun 4, 2:58 PM EDTSevere Thunderstorm WarningPBZMuskingum62 min
Jun 4, 3:08 PM EDTFlash Flood WarningPBZGuernsey3 hr
Jun 4, 3:29 PM EDTSevere Thunderstorm WarningPBZColumbiana61 min
Jun 4, 3:40 PM EDTSevere Thunderstorm WarningPBZBelmont65 min
Jun 4, 3:55 PM EDTSevere Thunderstorm WarningPBZCarroll65 min
Jun 4, 4:43 PM EDTTornado WarningPBZCarroll47 min
Jun 4, 4:57 PM EDTSevere Thunderstorm WarningPBZColumbiana63 min

Nearby

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