Alert archive / Pennsylvania / Tornado Warnings in 1998
Tornado Warning 53, NWS State College, PA
NWS State College, PA issued this tornado warning at Jul 21, 1998, 11:01 AM EDT for Tioga County, Pennsylvania. It was in force for 64 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
- Jul 21, 1998, 11:01 AM EDT (15:01 UTC)
- Expired
- Jul 21, 1998, 12:05 PM EDT
- In force
- 64 min
- Issued by
- NWS State College, PA
- Area
- Whole counties
County Tioga County, PA
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 3.0 hours before the alert went out and 175 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.
- Mixed-layer CAPE
- 238 J/kg
- Mixed-layer CIN
- -77 J/kg
- Mixed-layer LCL
- 1280 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 182 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
137 WFUS01 KCTP 211505 RRA TORCTP PAC117-211605- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE STATE COLLEGE PA 1101 AM EDT TUE JUL 21 1998 THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A * TORNADO WARNING FOR... TIOGA COUNTY IN NORTH CENTRAL PENNSYLVANIA * UNTIL 1205 PM EDT * AT 1100 AM EDT...STATE COLLEGE DOPPLER RADAR INDICATED A TORNADO IN THE VICINITY OF WELLSBORO...MOVING EAST AT 30 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... WELLSBORO AT 1100 AM EDT COVINGTON AT 1115 AM EDT BLOSSBURG AT 1120 AM EDT OGDENSBURG AT 1130 AM EDT ROARING BRANCH AT 1135 AM EDT GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR BOOKBINDER/NICOSIA
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 21, 9:56 AM EDT | Severe Thunderstorm Warning | CTP | Potter | 64 min |
| Jul 21, 10:48 AM EDT | Severe Thunderstorm Warning | CTP | Tioga | 62 min |
| Jul 21, 11:43 AM EDT | Severe Thunderstorm Warning | CTP | Lycoming, Sullivan | 67 min |
| Jul 21, 11:43 AM EDT | Severe Thunderstorm Warning | CTP | Lycoming, Sullivan | 62 min |
| Jul 21, 12:42 PM EDT | Severe Thunderstorm Warning | CTP | Columbia | 63 min |
| Jul 21, 1:17 PM EDT | Tornado Warning | CTP | Columbia | 63 min |
| Jul 21, 1:24 PM EDT | Tornado Warning | CTP | Columbia | 56 min |
| Jul 21, 4:11 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 74 min |
| Jul 21, 4:36 PM EDT | Severe Thunderstorm Warning | CTP | Bedford | 59 min |
| Jul 21, 4:53 PM EDT | Severe Thunderstorm Warning | CTP | Fulton | 32 min |
| Jul 21, 4:55 PM EDT | Severe Thunderstorm Warning | CTP | Fulton | 30 min |
| Jul 21, 5:21 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon | 19 min |
| Jul 21, 6:11 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 34 min |
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.