Alert archive / Ohio / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 356, NWS Cleveland, OH

July 23, 1998Trumbull County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 23, 1998, 12:35 AM EDT for Trumbull County, Ohio. It was in force for 60 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, 12:35 AM EDT (04:35 UTC)
Expired
Jul 23, 1998, 1:35 AM EDT
In force
60 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Trumbull County, OH

The radar

The Cleveland radar (KCLE), 92 km from the middle of the area, began a volume at 04:35 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, 4.6 hours before the alert went out and 115 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.

348 
WUUS1 KCLE 230434 RRA
SVRCLE
OHC155-230535-

BULLETIN - EAS ACTIVATION/IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
1235 AM EDT THU JUL 23 1998

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  TRUMBULL COUNTY IN NORTHEASTERN OHIO

* UNTIL 135 AM EDT

* AT 1233 AM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 3 MILES WEST OF WARREN MOVING NORTHEAST AT 40 MPH.

* THE SEVERE THUNDERSTORM WILL MOVE NEAR...
  CHAMPION
  CORTLAND
  JOHNSTON

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS AND LARGE HAIL. GO INSIDE
A STURDY BUILDING AND STAY AWAY FROM WINDOWS

BM

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Cleveland, OH wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 22, 10:00 AM EDT, 14 hours 35 minutes earlier.

Area forecast discussion, Jul 22, 10:00 AM EDT, 14 hours 35 minutes before
FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
1000 AM EDT WED JUL 22 1998

OUTFLOW BNDRY APRNT ON KILN...XTNDG FM NR LUK NE TO CHILLICOTHE OH.
AS NOCTURNAL LLJ BREAKS DOWN AND AMS STABILIZES A BIT WTH OUTFLOW
PASSAGE...PCPN BREAKING UP SIGNIFICANTLY. IR IMAGRY SHOWING SIG
WARMING OF TOPS AND DCRS IN COVERAGE AREA...BUT THREAT FOR HVY PCP
OVR FOR NOW TIL AFTN CONVECTION FIRES UP OVR ANY REMAINING BNDRYS.
LOOKS LIKE BEST CHC FOR FIRE UPS WL BE CNTRL AND SRN FA FOLLOWING
BNDRY AND AHD OF SAGGING SFC FNT.

12Z SFC ANLYS HAS SFC FNT SAGGING S A BIT AND NOW APCHNG NRN IN/IL
FM SRN WI/MI. CNVCTN STILL FIRING UP JUST S OF FNT OVR NRN IN...BUT
APRS TO BE HEADING ENE ALNG AND AHD OF FNTL BNDRY.

TEMPS SEEM TO BE A BIT BEHIND WTH REMAINING CLDS/PCPN ACRS FA. EVEN
WTH SLOW START AND XPCTD  CONTINUED CLDS...SHUD SEE UPR 80S FOR
DAY....WTH BEST CHC FOR ARND 90 NR PMH/CVG/CMH.

DIAN-REED

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, 12:42 AM EDTTornado WarningCLEMahoning48 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1998Every severe thunderstorm warning 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.