Alert archive / Pennsylvania / Tornado Warnings in 1998

Tornado Warning 52, NWS State College, PA

June 23, 1998Fulton County, Pennsylvania

NWS State College, PA issued this tornado warning at Jun 23, 1998, 4:49 PM EDT for Fulton County, Pennsylvania. It was in force for 61 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 23, 1998, 4:49 PM EDT (20:49 UTC)
Expired
Jun 23, 1998, 5:50 PM EDT
In force
61 min
Issued by
NWS State College, PA
Area
Whole counties

County Fulton County, PA

The radar

The State College radar (KCCX), 111 km from the middle of the area, began a volume at 20:52 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.

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 12:00Z, 8.8 hours before the alert went out and 125 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, Washington/Dulle, VA at 12:00Z on 1998-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 641 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 12:00Z on 1998-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 square meters per square second.1939Sfc1 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
641 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
494 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
41 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

463 
WFUS01 KCTP 232051 RRA
TORCTP
PAC057-232150-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE STATE COLLEGE PA
449 PM EDT TUE JUN 23 1998

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN FULTON COUNTY IN SOUTH CENTRAL PENNSYLVANIA

* UNTIL 550 PM EDT

* AT 450 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A TORNADO APPROACHING BARNES GAP...MOVING EAST AT 10 MPH.

* THE TORNADO IS EXPECTED TO TRACK...
  JUST NORTH OF THE PENNSYLVANIA-MARYLAND BORDER WEST OF
  WARFORDSBURG THROUGH 510 PM EDT...

GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR

LA CORTE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 23, 2:24 PM EDTFlash Flood WarningCTPElk3 hr
Jun 23, 2:53 PM EDTSevere Thunderstorm WarningCTPElk62 min
Jun 23, 3:40 PM EDTSevere Thunderstorm WarningCTPCameron65 min
Jun 23, 3:51 PM EDTSevere Thunderstorm WarningCTPTioga64 min
Jun 23, 3:53 PM EDTFlash Flood WarningCTPBedford3 hr
Jun 23, 4:07 PM EDTSevere Thunderstorm WarningCTPMcKean63 min
Jun 23, 4:10 PM EDTFlash Flood WarningCTPTioga3 hr
Jun 23, 4:15 PM EDTSevere Thunderstorm WarningCTPPotter65 min
Jun 23, 4:25 PM EDTSevere Thunderstorm WarningCTPClearfield65 min
Jun 23, 4:39 PM EDTTornado WarningCTPBedford61 min
Jun 23, 4:57 PM EDTSevere Thunderstorm WarningCTPHuntingdon63 min
Jun 23, 5:14 PM EDTSevere Thunderstorm WarningCTPCentre61 min
Jun 23, 5:20 PM EDTFlash Flood WarningCTPElk3 hr
Jun 23, 5:28 PM EDTFlash Flood WarningCTPYork3 hr
Jun 23, 5:35 PM EDTFlash Flood WarningCTPPotter3 hr
Jun 23, 5:54 PM EDTSevere Thunderstorm WarningCTPHuntingdon51 min
Jun 23, 5:58 PM EDTSevere Thunderstorm WarningCTPFranklin62 min
Jun 23, 6:21 PM EDTFlash Flood WarningCTPFranklin3 hr
Jun 23, 6:54 PM EDTFlash Flood WarningCTPTioga3 hr
Jun 23, 7:58 PM EDTFlash Flood WarningCTPNorthumberland3 hr

Nearby

Tornado Warnings in Pennsylvania, 1998Every tornado warning in 1998Tornadoes 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.