Alert archive / Pennsylvania / Tornado Watches in 1998

Tornado Watch 493

June 2, 19985 counties in New Jersey; 24 counties in New York; 39 counties in Pennsylvania

The Storm Prediction Center issued this tornado watch at Jun 2, 1998, 5:15 PM EDT for 5 counties in New Jersey; 24 counties in New York; 39 counties in Pennsylvania. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 2, 1998, 5:15 PM EDT (21:15 UTC)
Expired
Jun 2, 1998, 11:00 PM EDT
In force
6 hr
Issued by
the Storm Prediction Center
All 68 counties

Camden County, NJ, Gloucester County, NJ, Hunterdon County, NJ, Sussex County, NJ, Warren County, NJ, Broome County, NY, Cayuga County, NY, Chemung County, NY, Chenango County, NY, Cortland County, NY, Delaware County, NY, Fulton County, NY, Herkimer County, NY, Madison County, NY, Montgomery County, NY, Oneida County, NY, Onondaga County, NY, Ontario County, NY, Oswego County, NY, Otsego County, NY, Schoharie County, NY, Schuyler County, NY, Seneca County, NY, Steuben County, NY, Sullivan County, NY, Tioga County, NY, Tompkins County, NY, Wayne County, NY, Yates County, NY, Adams County, PA, Berks County, PA, Bradford County, PA, Bucks County, PA, Carbon County, PA, Centre County, PA, Chester County, PA, Clinton County, PA, Columbia County, PA, Cumberland County, PA, Dauphin County, PA, Delaware County, PA, Franklin County, PA, Huntingdon County, PA, Juniata County, PA, Lackawanna County, PA, Lancaster County, PA, Lebanon County, PA, Lehigh County, PA, Luzerne County, PA, Lycoming County, PA, Mifflin County, PA, Monroe County, PA, Montgomery County, PA, Montour County, PA, Northampton County, PA, Northumberland County, PA, Perry County, PA, Philadelphia County, PA, Pike County, PA, Schuylkill County, PA, Snyder County, PA, Sullivan County, PA, Susquehanna County, PA, Tioga County, PA, Union County, PA, Wayne County, PA, Wyoming County, PA, York County, PA

The radar

The Binghamton radar (KBGM), 114 km from the middle of the area, began a volume at 21:15 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.

Warnings issued inside it

53 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jun 2, 5:25 PM EDTTornado WarningCTPCumberland, Dauphin, York45 min
Jun 2, 5:30 PM EDTTornado WarningCTPSullivan60 min
Jun 2, 6:01 PM EDTTornado WarningBGMSeneca, Yates49 min
Jun 2, 6:03 PM EDTSevere Thunderstorm WarningPHIBerks62 min
Jun 2, 6:15 PM EDTTornado WarningCTPAdams, Cumberland, York75 min
Jun 2, 6:16 PM EDTSevere Thunderstorm WarningBGMWyoming64 min
Jun 2, 6:17 PM EDTTornado WarningCTPLebanon33 min
Jun 2, 6:21 PM EDTTornado WarningBGMCayuga49 min
Jun 2, 6:25 PM EDTTornado WarningPHIBerks60 min
Jun 2, 6:32 PM EDTTornado WarningCTPDauphin, Northumberland, Schuylkill78 min
Jun 2, 6:37 PM EDTTornado WarningBGMCortland48 min
Jun 2, 6:39 PM EDTTornado WarningCTPTioga91 min
Jun 2, 6:58 PM EDTSevere Thunderstorm WarningBGMTompkins62 min
Jun 2, 7:10 PM EDTSevere Thunderstorm WarningBUFOntario65 min
Jun 2, 7:14 PM EDTTornado WarningBGMChenango61 min
Jun 2, 7:21 PM EDTSevere Thunderstorm WarningBGMBradford64 min
Jun 2, 7:23 PM EDTTornado WarningCTPCentre62 min
Jun 2, 7:23 PM EDTTornado WarningPHIBerks62 min
Jun 2, 7:24 PM EDTTornado WarningBGMCortland36 min
Jun 2, 7:30 PM EDTTornado WarningCTPLancaster, York35 min
Jun 2, 7:36 PM EDTTornado WarningCTPTioga94 min
Jun 2, 7:37 PM EDTSevere Thunderstorm WarningBGMSteuben93 min
Jun 2, 7:42 PM EDTTornado WarningBGMBradford63 min
Jun 2, 7:45 PM EDTSevere Thunderstorm WarningBUFWayne65 min
Jun 2, 7:45 PM EDTTornado WarningCTPHuntingdon80 min
Jun 2, 7:48 PM EDTSevere Thunderstorm WarningBGMBroome62 min
Jun 2, 7:49 PM EDTSevere Thunderstorm WarningPHIMontgomery46 min
Jun 2, 7:58 PM EDTTornado WarningBGMOtsego92 min
Jun 2, 8:01 PM EDTSevere Thunderstorm WarningBGMSusquehanna94 min
Jun 2, 8:10 PM EDTTornado WarningCTPJuniata, Mifflin75 min
Jun 2, 8:14 PM EDTSevere Thunderstorm WarningBUFCayuga46 min
Jun 2, 8:18 PM EDTTornado WarningBGMChenango62 min
Jun 2, 8:24 PM EDTSevere Thunderstorm WarningPHIBerks31 min
Jun 2, 8:34 PM EDTTornado WarningBGMSusquehanna, Wyoming61 min
Jun 2, 8:45 PM EDTTornado WarningBGMDelaware65 min
Jun 2, 8:52 PM EDTTornado WarningCTPCentre63 min
Jun 2, 8:57 PM EDTTornado WarningCTPUnion48 min
Jun 2, 9:04 PM EDTTornado WarningALYSchoharie41 min
Jun 2, 9:04 PM EDTTornado WarningCTPMontour, Northumberland61 min
Jun 2, 9:05 PM EDTTornado WarningBGMLackawanna50 min
Jun 2, 9:10 PM EDTTornado WarningCTPHuntingdon, Mifflin45 min
Jun 2, 9:12 PM EDTTornado WarningCTPSnyder33 min
Jun 2, 9:12 PM EDTSevere Thunderstorm WarningPHIBerks33 min
Jun 2, 9:19 PM EDTSevere Thunderstorm WarningBGMWayne46 min
Jun 2, 9:25 PM EDTTornado WarningCTPColumbia, Schuylkill75 min
Jun 2, 9:37 PM EDTTornado WarningBGMBradford48 min
Jun 2, 9:45 PM EDTSevere Thunderstorm WarningBGMWyoming65 min
Jun 2, 9:53 PM EDTSevere Thunderstorm WarningBGMSusquehanna62 min
Jun 2, 9:55 PM EDTSevere Thunderstorm WarningPHIBucks, Montgomery60 min
Jun 2, 10:03 PM EDTTornado WarningBGMWyoming32 min
Jun 2, 10:15 PM EDTTornado WarningBGMLackawanna45 min
Jun 2, 10:20 PM EDTSevere Thunderstorm WarningBGMWayne50 min
Jun 2, 10:35 PM EDTSevere Thunderstorm WarningPHIPhiladelphia20 min

The nearest sounding before it

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 9.3 hours before the alert went out and 202 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, Phillips Aaf/Abe, MD at 12:00Z on 1998-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Phillips Aaf/Abe, MD at 12:00Z on 1998-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1987 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
79 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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.

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 2, 6:45 PM EDTTornado WatchSPCAtlantic, Cape May, Cumberland, Salem6 hr
Jun 2, 4:15 PM EDTTornado WatchSPCAllegany, Cattaraugus, Chautauqua, Erie, Genesee, Livingston and 8 more6 hr

Nearby

Tornado Watches in Pennsylvania, 1998Tornado Watches in New York, 1998Tornado Watches in New Jersey, 1998Every tornado watch 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.