Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 111, NWS Pittsburgh, PA

June 2, 1998Lawrence County, Mercer County, Pennsylvania

NWS Pittsburgh, PA issued this severe thunderstorm warning at Jun 2, 1998, 6:20 PM EDT for Lawrence County, Mercer County, Pennsylvania. It was in force for 60 min. 4 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 2, 1998, 6:20 PM EDT (22:20 UTC)
Expired: Jun 2, 1998, 7:20 PM EDT
In force: 60 min
Issued by: NWS Pittsburgh, PA
Area: Whole counties

Counties Lawrence County, PA, Mercer County, PA

The radar

The Pittsburgh radar (KPBZ), 69 km from the middle of the area, began a volume at 22:22 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
Jun 2, 6:30 PM EDT	Hail 0.75	Charleston, PA
Jun 2, 6:40 PM EDT	Hail 2	Bessemer, PA
Jun 2, 6:40 PM EDT	Hail 2	New Castle, PA
Jun 2, 6:45 PM EDT	Hail 0.75	Hillsville, PA

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
Jun 2, 4:15 PM EDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 10.3 hours before the alert went out and 84 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: 158 J/kg
Mixed-layer CIN: -77 J/kg
Mixed-layer LCL: 1288 m above ground
0-6 km bulk shear: 57 kt
0-1 km storm-relative helicity: 224 m²/s²
0-3 km storm-relative helicity: 261 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.1

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 2, 5:18 PM EDT, 1 hour 2 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PENNSYLVANIA
518 PM EDT TUE JUN 02 1998

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

0505 PM    OIL CITY                  PA   .75 INCH HAIL
06/02/98   VENANGO

0508 PM    COOPERSTOWN               PA   1 INCH HAIL
06/02/98   VENANGO

Local storm report, Jun 2, 5:18 PM EDT, 1 hour 2 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PENNSYLVANIA
518 PM EDT TUE JUN 02 1998

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

0505 PM    OIL CITY                  PA   .75 INCH HAIL
06/02/98   VENANGO

0508 PM    COOPERSTOWN               PA   1 INCH HAIL
06/02/98   VENANGO

Local storm report, Jun 2, 5:52 PM EDT, 28 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PENNSYLVANIA
552 PM EDT TUE JUN 02 1998

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

0517 PM    FREDERICKTOWN             OH   1 INCH HAIL
06/02/98   COLUMBIANA

0525 PM    MONACA                    PA   .75 INCH HAIL
06/02/98   BEAVER

0528 PM    CONWAY                    PA   1 INCH HAIL
06/02/98   BEAVER

0542 PM    SHIPPINGPORT              PA   .75 INCH HAIL
06/02/98   BEAVER

0542 PM    MONACA                    PA   WIND DAMAGE
06/02/98   BEAVER                         LARGE TREE KNOCKED DOWN.

0547 PM    INGOMAR                   PA   1 INCH HAIL
06/02/98   ALLEGHENY

0550 PM    WEXFORD                   PA   1 INCH HAIL
06/02/98   ALLEGHENY

Local storm report, Jun 2, 5:52 PM EDT, 28 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PENNSYLVANIA
552 PM EDT TUE JUN 02 1998

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

0517 PM    FREDERICKTOWN             OH   1 INCH HAIL
06/02/98   COLUMBIANA

0525 PM    MONACA                    PA   .75 INCH HAIL
06/02/98   BEAVER

0528 PM    CONWAY                    PA   1 INCH HAIL
06/02/98   BEAVER

0542 PM    SHIPPINGPORT              PA   .75 INCH HAIL
06/02/98   BEAVER

0542 PM    MONACA                    PA   WIND DAMAGE
06/02/98   BEAVER                         LARGE TREE KNOCKED DOWN.

0547 PM    INGOMAR                   PA   1 INCH HAIL
06/02/98   ALLEGHENY

0550 PM    WEXFORD                   PA   1 INCH HAIL
06/02/98   ALLEGHENY

Local storm report, Jun 2, 6:16 PM EDT, 4 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PENNSYLVANIA
616 PM EDT TUE JUN 02 1998

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

0525 PM    SHIPPINGPORT              PA   WIND DAMAGE
06/02/98   BEAVER                         LARGE TREES KNOCKED DOWN.

0555 PM    WILDWOOD                  PA   .75 INCH HAIL
06/02/98   ALLEGHENY

0556 PM    ETNA                      PA   .75 INCH HAIL
06/02/98   ALLEGHENY

0605 PM    PITTSBURGH                PA   TORNADO
06/02/98   ALLEGHENY                      MOUNT WASHINGTON SECTION.
                                          ROOF OFF BUILDING. LARGE
                                          TREES AND POWER LINES
                                          KNOCKED DOWN.

0610 PM    VERONA                    PA   .75 INCH HAIL
06/02/98   ALLEGHENY

0615 PM    PLEASANT HILLS            PA   .75 INCH HAIL
06/02/98   ALLEGHENY

Local storm report, Jun 2, 6:16 PM EDT, 4 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PENNSYLVANIA
616 PM EDT TUE JUN 02 1998

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

0525 PM    SHIPPINGPORT              PA   WIND DAMAGE
06/02/98   BEAVER                         LARGE TREES KNOCKED DOWN.

0555 PM    WILDWOOD                  PA   .75 INCH HAIL
06/02/98   ALLEGHENY

0556 PM    ETNA                      PA   .75 INCH HAIL
06/02/98   ALLEGHENY

0605 PM    PITTSBURGH                PA   TORNADO
06/02/98   ALLEGHENY                      MOUNT WASHINGTON SECTION.
                                          ROOF OFF BUILDING. LARGE
                                          TREES AND POWER LINES
                                          KNOCKED DOWN.

0610 PM    VERONA                    PA   .75 INCH HAIL
06/02/98   ALLEGHENY

0615 PM    PLEASANT HILLS            PA   .75 INCH HAIL
06/02/98   ALLEGHENY

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 2, 3:50 PM EDT	Severe Thunderstorm Warning	PBZ	Columbiana	60 min
Jun 2, 4:45 PM EDT	Severe Thunderstorm Warning	PBZ	Columbiana	60 min
Jun 2, 4:52 PM EDT	Tornado Warning	PBZ	Columbiana	53 min
Jun 2, 6:49 PM EDT	Severe Thunderstorm Warning	PBZ	Columbiana	56 min
Jun 2, 7:47 PM EDT	Severe Thunderstorm Warning	PBZ	Jefferson	43 min
Jun 2, 4:33 PM EDT	Severe Thunderstorm Warning	PBZ	Mercer	57 min
Jun 2, 4:49 PM EDT	Severe Thunderstorm Warning	PBZ	Venango	56 min
Jun 2, 4:57 PM EDT	Severe Thunderstorm Warning	PBZ	Beaver, Lawrence	63 min
Jun 2, 5:17 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Butler	58 min
Jun 2, 5:25 PM EDT	Tornado Warning	PBZ	Beaver	45 min
Jun 2, 5:29 PM EDT	Tornado Warning	PBZ	Allegheny	51 min
Jun 2, 5:40 PM EDT	Severe Thunderstorm Warning	PBZ	Washington	50 min
Jun 2, 5:50 PM EDT	Severe Thunderstorm Warning	PBZ	Westmoreland	55 min
Jun 2, 5:54 PM EDT	Severe Thunderstorm Warning	PBZ	Clarion	51 min
Jun 2, 6:09 PM EDT	Tornado Warning	PBZ	Westmoreland	61 min
Jun 2, 6:13 PM EDT	Tornado Warning	PBZ	Allegheny	27 min
Jun 2, 6:25 PM EDT	Severe Thunderstorm Warning	PBZ	Jefferson	65 min
Jun 2, 6:35 PM EDT	Flash Flood Warning	PBZ	Allegheny, Westmoreland	2 hr
Jun 2, 6:36 PM EDT	Tornado Warning	PBZ	Jefferson	59 min
Jun 2, 6:45 PM EDT	Tornado Warning	PBZ	Fayette	45 min
Jun 2, 6:53 PM EDT	Severe Thunderstorm Warning	PBZ	Venango	57 min
Jun 2, 6:56 PM EDT	Tornado Warning	PBZ	Indiana	34 min
Jun 2, 6:58 PM EDT	Tornado Warning	PBZ	Beaver, Lawrence	62 min
Jun 2, 7:05 PM EDT	Tornado Warning	PBZ	Allegheny, Butler	70 min
Jun 2, 7:14 PM EDT	Severe Thunderstorm Warning	PBZ	Clarion	61 min
Jun 2, 7:15 PM EDT	Flash Flood Warning	PBZ	Beaver	105 min
Jun 2, 7:28 PM EDT	Severe Thunderstorm Warning	PBZ	Jefferson	62 min
Jun 2, 7:40 PM EDT	Flash Flood Warning	PBZ	Allegheny, Westmoreland	2 hr
Jun 2, 7:53 PM EDT	Tornado Warning	PBZ	Westmoreland	67 min
Jun 2, 7:57 PM EDT	Severe Thunderstorm Warning	PBZ	Washington	58 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 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.