Alert archive / West Virginia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 13, NWS Pittsburgh, PA

April 8, 1998Marshall County, Ohio County, West Virginia

NWS Pittsburgh, PA issued this severe thunderstorm warning at Apr 8, 1998, 3:56 PM EDT for Marshall County, Ohio County, West Virginia. It was in force for 49 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
Apr 8, 1998, 3:56 PM EDT (19:56 UTC)
Expired
Apr 8, 1998, 4:45 PM EDT
In force
49 min
Issued by
NWS Pittsburgh, PA
Area
Whole counties

Counties Marshall County, WV, Ohio County, WV

The radar

The Pittsburgh radar (KPBZ), 71 km from the middle of the area, began a volume at 19:57 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
Apr 8, 4:07 PM EDTHail 0.75Benwood, WV

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, 7.9 hours before the alert went out and 66 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 1998-04-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 19 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 1998-04-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 square meters per square second.19395878Sfc1 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
19 J/kg
Mixed-layer CIN
-52 J/kg
Mixed-layer LCL
824 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
216 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.

003 
WUUS1 KPIT 082000 RRA
SVRPIT
WVC051-069-082045-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PITTSBURGH PA
356 PM EDT WED APR 8 1998
 
THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  445 PM EDT
FOR THE FOLLOWING LOCATIONS...
 
IN THE WEST VIRGINIA PANHANDLE
 
   ...MARSHALL COUNTY...OHIO COUNTY
 
AT 4 PM EDT RADAR INDICATED A CLUSTER OF SEVERE STORMS AROUND 5 MILES
SOUTHWEST OF WHEELING...MOVING TO THE NORTHEAST AROUND 25 MPH. THESE
STORMS WILL LIKELY PRODUCE LARGE HAIL AND MAY ALSO PRODUCE DAMAGING
WINDS NEAR 60 MPH. THE STORMS WILL PASS NEAR WHEELING AND MOUNDSVILLE.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND OVER 55 MPH...DESTRUCTIVE
HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION
MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR BUILDING.  HEAVY
RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER
COVERS THE ROAD.

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

Special weather statement, Apr 8, 11:20 AM EDT, 4 hours 36 minutes before
MDZ001-OHZ039>041-048>050-057>059-068-069-PAZ007>009-013>016-020>023-
029>032-WVZ001>004-012-021>023-041-091000-

SPECIAL WEATHER STATEMENT -SEVERE THUNDERSTORM POTENTIAL
NATIONAL WEATHER SERVICE PITTSBURGH PA
1120 AM EDT WED APR 8 1998

NATIONAL WEATHER SERVICE PITTSBURGH SAYS THERE IS THE POTENTIAL FOR
THUNDERSTORMS WITH SIZABLE HAIL AND WIND GUSTS TO DEVELOP THIS
EVENING ACROSS THE OHIO HEADWATERS REGION OF EAST CENTRAL OHIO...
EXTREME NORTHERN WEST VIRGINIA...AND EXTREME WESTERN PENNSYLVANIA...
AND EXTREME WESTERN MARYLAND. THERE MAY BE HEAVIER AMOUNTS OF RAIN
LATE TONIGHT AND ON THURSDAY.

A LINE OF STORMS...ORIENTED NORTH TO SOUTH...MAY DEVELOP ACROSS OHIO
THIS EVENING. IF SUCH A LINE WERE TO DEVELOP...IT WOULD MOVE EAST AT
30 TO 40 MPH. THESE STORMS WILL HAVE THE POTENTIAL FOR HAIL LARGER
THAN HALF AN INCH AND FOR WIND GUSTS GREATER THAN 45 MPH. ANY RAIN
AND LIGHTNING EPISODES WILL BE BRIEF. SO RAIN AMOUNTS WILL BE
GENERALLY LIMITED TO A QUARTER INCH.

LATE TONIGHT OR DURING THURSDAY...THERE IS MORE OF A POTENTIAL FOR
HEAVY RAIN AMOUNTS. IN FACT RAIN AMOUNTS MAY EXCEED 1 INCH IN LESS
THAN A 6 HOUR PERIOD. SOIL AND STREAMFLOW CONDITIONS ARE SUCH THAT
AREAS GETTING OVER 1.5 INCHES OF RAIN IN LESS THAN 6-12 HOURS
CAN BEGIN TO EXPERIENCE FLOODING IN POOR DRAINAGE AREAS AND
ALONG SMALL STREAMS. IF THESE RAIN AMOUNTS ARE WIDESPREAD...
THE LARGER RIVERS CAN SHOW SHARP RISES.

DURING THIS POTENTIAL EPISODE OF HEAVIER RAIN...THE POTENTIAL FOR
SIZABLE HAIL AND STRONG WIND GUSTS CANNOT BE RULED OUT.

...WEATHER EXPLANATION...
THIS EVENINGS POTENTIAL WILL BE DUE TO UNSTABLE AIR SOUTH OF AN EAST-
WEST ORIENTED WARM FRONT THAT IS MOVING NORTH ACROSS OHIO AND
WESTERN PENNSYLVANIA THIS AFTERNOON.

LATE TONIGHT...A LOW PRESSURE CENTER FROM ILLINOIS WILL MOVE EAST
ALONG THIS WARM FRONT...AND MOVE THROUGH WESTERN PENNSYLVANIA
MIDDAY THURSDAY. EPISODES OF HEAVIER RAIN AND THUNDERSTORMS CAN
PRECEDE AND ACCOMPANY THE PASSAGE OF THIS LOW PRESSURE CENTER.

STAY TUNED TO NOAA WEATHER RADIO FOR UPDATES ON THIS POTENTIALLY
HAZARDOUS SITUATION.

CHECK OUT OUR WEB SITE AT

WWW.NWS.NOAA.GOV/ER/PIT

GIORDANO
Special weather statement, Apr 8, 11:20 AM EDT, 4 hours 36 minutes before
MDZ001-OHZ039>041-048>050-057>059-068-069-PAZ007>009-013>016-020>023-
029>032-WVZ001>004-012-021>023-041-091000-

SPECIAL WEATHER STATEMENT -SEVERE THUNDERSTORM POTENTIAL
NATIONAL WEATHER SERVICE PITTSBURGH PA
1120 AM EDT WED APR 8 1998

NATIONAL WEATHER SERVICE PITTSBURGH SAYS THERE IS THE POTENTIAL FOR
THUNDERSTORMS WITH SIZABLE HAIL AND WIND GUSTS TO DEVELOP THIS
EVENING ACROSS THE OHIO HEADWATERS REGION OF EAST CENTRAL OHIO...
EXTREME NORTHERN WEST VIRGINIA...AND EXTREME WESTERN PENNSYLVANIA...
AND EXTREME WESTERN MARYLAND. THERE MAY BE HEAVIER AMOUNTS OF RAIN
LATE TONIGHT AND ON THURSDAY.

A LINE OF STORMS...ORIENTED NORTH TO SOUTH...MAY DEVELOP ACROSS OHIO
THIS EVENING. IF SUCH A LINE WERE TO DEVELOP...IT WOULD MOVE EAST AT
30 TO 40 MPH. THESE STORMS WILL HAVE THE POTENTIAL FOR HAIL LARGER
THAN HALF AN INCH AND FOR WIND GUSTS GREATER THAN 45 MPH. ANY RAIN
AND LIGHTNING EPISODES WILL BE BRIEF. SO RAIN AMOUNTS WILL BE
GENERALLY LIMITED TO A QUARTER INCH.

LATE TONIGHT OR DURING THURSDAY...THERE IS MORE OF A POTENTIAL FOR
HEAVY RAIN AMOUNTS. IN FACT RAIN AMOUNTS MAY EXCEED 1 INCH IN LESS
THAN A 6 HOUR PERIOD. SOIL AND STREAMFLOW CONDITIONS ARE SUCH THAT
AREAS GETTING OVER 1.5 INCHES OF RAIN IN LESS THAN 6-12 HOURS
CAN BEGIN TO EXPERIENCE FLOODING IN POOR DRAINAGE AREAS AND
ALONG SMALL STREAMS. IF THESE RAIN AMOUNTS ARE WIDESPREAD...
THE LARGER RIVERS CAN SHOW SHARP RISES.

DURING THIS POTENTIAL EPISODE OF HEAVIER RAIN...THE POTENTIAL FOR
SIZABLE HAIL AND STRONG WIND GUSTS CANNOT BE RULED OUT.

...WEATHER EXPLANATION...
THIS EVENINGS POTENTIAL WILL BE DUE TO UNSTABLE AIR SOUTH OF AN EAST-
WEST ORIENTED WARM FRONT THAT IS MOVING NORTH ACROSS OHIO AND
WESTERN PENNSYLVANIA THIS AFTERNOON.

LATE TONIGHT...A LOW PRESSURE CENTER FROM ILLINOIS WILL MOVE EAST
ALONG THIS WARM FRONT...AND MOVE THROUGH WESTERN PENNSYLVANIA
MIDDAY THURSDAY. EPISODES OF HEAVIER RAIN AND THUNDERSTORMS CAN
PRECEDE AND ACCOMPANY THE PASSAGE OF THIS LOW PRESSURE CENTER.

STAY TUNED TO NOAA WEATHER RADIO FOR UPDATES ON THIS POTENTIALLY
HAZARDOUS SITUATION.

CHECK OUT OUR WEB SITE AT

WWW.NWS.NOAA.GOV/ER/PIT

GIORDANO

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 8, 4:28 PM EDTSevere Thunderstorm WarningPBZHancock62 min
Apr 8, 4:32 PM EDTSevere Thunderstorm WarningPBZBrooke28 min

Nearby

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