Alert archive / Ohio / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 202, NWS Charleston, WV

June 27, 1998Washington County, Ohio

NWS Charleston, WV issued this severe thunderstorm warning at Jun 27, 1998, 10:14 AM EDT for Washington County, Ohio. It was in force for 31 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
Jun 27, 1998, 10:14 AM EDT (14:14 UTC)
Expired
Jun 27, 1998, 10:45 AM EDT
In force
31 min
Issued by
NWS Charleston, WV
Area
Whole counties

County Washington County, OH

The radar

The Charleston,WV radar (KRLX), 129 km from the middle of the area, began a volume at 14:16 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 12:00Z, 2.2 hours before the alert went out and 159 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 1998-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 669 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 1998-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 150 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
669 J/kg
Mixed-layer CIN
-80 J/kg
Mixed-layer LCL
559 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
150 m²/s²
0-3 km storm-relative helicity
208 m²/s²
Significant tornado parameter
0.3
Supercell composite
4.0

Open this sounding in Storm Lab

The text

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

346 
WUUS1 KCRW 271415 RRA
SVRCRW
OHC167-271445-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
1014 AM EDT SAT JUN 27 1998

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN WASHINGTON COUNTY OH IN SOUTHEASTERN OHIO.

* UNTIL 1045 AM EDT.

* AT 1012 AM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A SEVERE THUNDERSTORM 22 MILES NORTHEAST OF MARIETTA OR IN THE
  VICINITY OF BLOOMFIELD MOVING SOUTHEAST AT 40 MPH.

* THE SEVERE THUNDERSTORM IS EXPECTED TO BE NEAR...
   GRANDVIEW            AROUND 1020 AM EDT.
   NEW MATAMORAS        AROUND 1020 AM EDT.

<<CALL TO ACTION>>DAMAGING WINDS AND HEAVY RAIN ARE LIKELY.  GO
INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS

PLEASE REPORT ANY HAIL OR STRONG WINDS BY CALLING TOLL FREE AT
877-633-6772.

.END/PCZ

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.

In the hours before

Local storm report, Jun 27, 5:03 AM EDT, 5 hours 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON WEST VIRGINIA
503 AM EDT SAT JUN 27 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1125 PM    BERGOO                    WV   WIND DAMAGE
06/26/98   WEBSTER                        TREES DOWN IN BERGOO AND
                                          GRASSY CREEK.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 26, 9:38 PM EDTSevere Thunderstorm WarningRLXWashington47 min
Jun 26, 11:21 PM EDTSevere Thunderstorm WarningRLXPerry34 min
Jun 27, 12:22 AM EDTFlash Flood WarningRLXAthens, Washington3 hr
Jun 27, 12:59 AM EDTSevere Thunderstorm WarningRLXPerry66 min
Jun 27, 4:52 AM EDTFlash Flood WarningRLXMorgan4 hr
Jun 27, 6:15 AM EDTFlash Flood WarningRLXWashington3 hr
Jun 27, 7:43 PM EDTSevere Thunderstorm WarningRLXPerry62 min
Jun 27, 7:57 PM EDTSevere Thunderstorm WarningRLXMorgan48 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.