Alert archive / Ohio / Tornado Warnings in 1998

Tornado Warning 47, NWS Cleveland, OH

July 23, 1998Mahoning County, Ohio

NWS Cleveland, OH issued this tornado warning at Jul 23, 1998, 12:42 AM EDT for Mahoning County, Ohio. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 23, 1998, 12:42 AM EDT (04:42 UTC)
Expired
Jul 23, 1998, 1:30 AM EDT
In force
48 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Mahoning County, OH

The radar

The Pittsburgh radar (KPBZ), 71 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 nearest sounding before it

Pittsburgh, PA (KPIT), launched 00:00Z, 4.7 hours before the alert went out and 88 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 00:00Z on 1998-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1454 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 00:00Z on 1998-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 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
1454 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
1098 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
86 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.1

Open this sounding in Storm Lab

The text

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

355 
WFUS1 KCLE 230441 RRA
TORCLE
OHC099-230530-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
1242 AM EDT THU JUL 23 1998

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* TORNADO WARNING FOR...
  MAHONING COUNTY IN NORTHEASTERN OHIO

* UNTIL 130 AM EDT

* AT 1241 AM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  DEVELOPING TORNADO 11 MILES SOUTHWEST OF YOUNGSTOWN OR 4 MILES
  SOUTHWEST OF WOODWORTH MOVING NORTHEAST AT 40 MPH.

* THE TORNADO WILL MOVE NEAR...
  WOODWORTH
  STRUTHERS
  YOUNGSTOWN
  LOWELLVILLE
  MCGUFFEY HEIGHTS


IF YOU ARE IN A MULTIPLE STORY BUILDING...GO TO A SMALL INTERIOR ROOM
AWAY FROM WINDOWS.

BM

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 22, 10:36 PM EDTSevere Thunderstorm WarningCLEMorrow64 min
Jul 22, 11:48 PM EDTSevere Thunderstorm WarningCLEHolmes17 min
Jul 22, 11:51 PM EDTSevere Thunderstorm WarningCLEStark64 min
Jul 23, 12:20 AM EDTSevere Thunderstorm WarningCLEMahoning65 min
Jul 23, 12:35 AM EDTSevere Thunderstorm WarningCLETrumbull60 min

Nearby

Tornado Warnings in Ohio, 1998Every tornado warning in 1998Tornadoes in 1998

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.