Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 150, NWS Pittsburgh, PA

June 16, 1998Beaver County, Greene County, Washington County, Pennsylvania; Hancock County, West Virginia

NWS Pittsburgh, PA issued this severe thunderstorm warning at Jun 16, 1998, 4:05 PM EDT for Beaver County, Greene County, Washington County, Pennsylvania; Hancock County, West Virginia. It was in force for 60 min. 12 reports 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
Jun 16, 1998, 4:05 PM EDT (20:05 UTC)
Expired
Jun 16, 1998, 5:05 PM EDT
In force
60 min
Issued by
NWS Pittsburgh, PA
Area
Whole counties

Counties Beaver County, PA, Greene County, PA, Washington County, PA, Hancock County, WV

What was reported inside it

TimeReportWhereRemark
Jun 16, 4:20 PM EDTThunderstorm WindCanonsburg, PAThunderstorm winds blew down a large tree.
Jun 16, 4:40 PM EDTThunderstorm WindOak Forest, PAThunderstorm winds blew down several trees.
Jun 16, 4:45 PM EDTThunderstorm WindCountywide, PANumerous trees and powerlines down across the county.
Jun 16, 4:48 PM EDTThunderstorm WindWaynesburg, PAThunderstorm winds blew down several trees.
Jun 16, 4:50 PM EDTThunderstorm WindGraysville, PAThunderstorm winds blew down several trees.
Jun 16, 5:00 PM EDTThunderstorm WindSouth Strabane, PAA man was slightly injured when thunderstorm winds blew over a tree onto his pickup truck on Old Trails Road by US Route 40.
Jun 16, 5:00 PM EDTThunderstorm WindWaynesburg, PAThunderstorm winds blew several large tree limbs down.
Jun 16, 5:00 PM EDTThunderstorm WindCarmichaels, PAThunderstorm winds blew down several large trees and power lines.
Jun 16, 5:00 PM EDTThunderstorm WindMonongahela, PAThunderstorm winds blew down several large trees. One tree fell onto SR 481, closing it off to traffic.
Jun 16, 5:08 PM EDTThunderstorm WindWaynesburg, PAThunderstorm winds blew several trees down.
Jun 16, 5:10 PM EDTThunderstorm WindLippincott, PAThunderstorm winds blew down several large trees.
Jun 16, 5:10 PM EDTThunderstorm WindFredericktown, PAThunderstorm winds blew down several large trees.

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.

IssuedProductOfficeLasted
Jun 16, 4:00 PM EDTSevere Thunderstorm WatchSPC6 hr
Jun 16, 12:15 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 8.1 hours before the alert went out and 24 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 1998-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 419 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 1998-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.1939587897Sfc1 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
419 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
542 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
72 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 16, 4:03 PM EDT, 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PENNSYLVANIA
403 PM EDT TUE JUN 16 1998

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

0240 PM    ZANESVILLE                OH   WIND DAMAGE
06/16/98   MUSKINGUM                      TREES DOWN COUNTYWIDE

0307 PM    CAMBRIDGE                 OH   WIND DAMAGE
06/16/98   GUERNSEY                       TREES DOWN COUNTYWIDE

0340 PM    WOODSFIELD                OH   .75 INCH HAIL
06/16/98   MONROE

0400 PM    CADIZ                     OH   .75 INCH HAIL
06/16/98   HARRISON

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 8:13 PM EDTFlash Flood WarningPBZMuskingum, Noble3 hr
Jun 16, 2:40 PM EDTSevere Thunderstorm WarningPBZMuskingum58 min
Jun 16, 2:50 PM EDTFlash Flood WarningPBZMuskingum4 hr
Jun 16, 3:05 PM EDTFlash Flood WarningPBZGuernsey, Noble4 hr
Jun 16, 3:14 PM EDTSevere Thunderstorm WarningPBZGuernsey, Noble57 min
Jun 16, 3:34 PM EDTSevere Thunderstorm WarningPBZMonroe59 min
Jun 16, 3:36 PM EDTSevere Thunderstorm WarningPBZBelmont59 min
Jun 16, 3:41 PM EDTFlash Flood WarningPBZBelmont, Monroe4 hr
Jun 16, 3:48 PM EDTSevere Thunderstorm WarningPBZHarrison, Tuscarawas55 min
Jun 16, 3:58 PM EDTSevere Thunderstorm WarningPBZJefferson59 min
Jun 16, 4:48 PM EDTSevere Thunderstorm WarningPBZColumbiana60 min
Jun 16, 5:27 PM EDTFlash Flood WarningPBZColumbiana4 hr
Jun 16, 4:36 PM EDTSevere Thunderstorm WarningPBZFayette54 min
Jun 16, 4:36 PM EDTSevere Thunderstorm WarningPBZAllegheny, Westmoreland54 min
Jun 16, 5:05 PM EDTSevere Thunderstorm WarningPBZBeaver, Butler, Lawrence60 min
Jun 16, 5:22 PM EDTSevere Thunderstorm WarningPBZAllegheny, Armstrong, Indiana, Westmoreland58 min
Jun 16, 6:16 PM EDTSevere Thunderstorm WarningPBZIndiana44 min
Jun 16, 3:58 PM EDTSevere Thunderstorm WarningPBZMarshall59 min
Jun 16, 4:08 PM EDTSevere Thunderstorm WarningPBZWetzel59 min
Jun 16, 4:11 PM EDTSevere Thunderstorm WarningPBZMarion, Monongalia59 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 1998Severe 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.