Alert archive / Ohio / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 261, NWS Charleston, WV

August 25, 1998Vinton County, Ohio

NWS Charleston, WV issued this severe thunderstorm warning at Aug 25, 1998, 6:17 PM EDT for Vinton 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: Aug 25, 1998, 6:17 PM EDT (22:17 UTC)
Expired: Aug 25, 1998, 7:00 PM EDT
In force: 43 min
Issued by: NWS Charleston, WV
Area: Whole counties

County Vinton County, OH

The radar

The Cincinnati radar (KILN), 116 km from the middle of the area, began a volume at 22:20 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
Aug 25, 6:20 PM EDT	Thunderstorm Wind	Creola, OH

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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Aug 25, 2:30 PM EDT	Severe Thunderstorm Watch	SPC	7 hr
Aug 25, 4:45 PM EDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 10.3 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-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: 369 J/kg
Mixed-layer CIN: -244 J/kg
Mixed-layer LCL: 1371 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 141 m²/s²
0-3 km storm-relative helicity: 120 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCRW 252217 RRA
SVRCRW
OHC163-252300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
617 PM EDT TUE AUG 25 1998

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  VINTON COUNTY OHIO

* UNTIL 700 PM EDT

* AT 615 PM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A SEVERE THUNDERSTORM 10 MILES NORTH OF MCARTHUR OR 4 MILES WEST
  OF ORLAND MOVING SOUTHEAST AT 50 MPH.

* SOME COMMUNITIES WHICH MAY BE AFFECTED BY THIS STORM ARE...
   ORLAND.
   CREOLA.
   MCARTHUR.
   NEW PLYMOUTH.
   ZALESKI.

GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS!  A TORNADO
WATCH IS IN EFFECT.  SEVERE THUZNDERSTORMS CAN AND OCCASIONALLY DO
PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING.

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

.END/TRM

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 25, 4:32 PM EDT	Severe Thunderstorm Warning	RLX	Perry	48 min
Aug 25, 5:04 PM EDT	Severe Thunderstorm Warning	RLX	Morgan	46 min
Aug 25, 5:35 PM EDT	Severe Thunderstorm Warning	RLX	Perry	35 min
Aug 25, 5:56 PM EDT	Tornado Warning	RLX	Morgan	34 min
Aug 25, 5:57 PM EDT	Severe Thunderstorm Warning	RLX	Athens, Washington	63 min
Aug 25, 6:46 PM EDT	Tornado Warning	RLX	Meigs	49 min
Aug 25, 7:05 PM EDT	Severe Thunderstorm Warning	RLX	Athens	20 min
Aug 25, 7:44 PM EDT	Severe Thunderstorm Warning	RLX	Jackson, Lawrence	51 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1998 Every 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.