Alert archive / Pennsylvania / Tornado Warnings in 1998
Tornado Warning 4, NWS State College, PA
NWS State College, PA issued this tornado warning at May 31, 1998, 5:22 PM EDT for Lycoming County, Pennsylvania. It was in force for 33 min. 1 report 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
- May 31, 1998, 5:22 PM EDT (21:22 UTC)
- Expired
- May 31, 1998, 5:55 PM EDT
- In force
- 33 min
- Issued by
- NWS State College, PA
- Area
- Whole counties
County Lycoming County, PA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 31, 5:30 PM EDT | Hail 1 | Buttonwood, PA | 1 inch hail fell in Buttonwood. |
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 |
|---|---|---|---|
| May 31, 5:00 PM EDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 9.4 hours before the alert went out and 268 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
- 917 J/kg
- Mixed-layer CIN
- -147 J/kg
- Mixed-layer LCL
- 1159 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 53 m²/s²
- 0-3 km storm-relative helicity
- 83 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
470 WFUS01 KCTP 312120 RRA TORCTP PAC081-312155- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE STATE COLLEGE PA 522 PM EDT SUN MAY 31 1998 THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A * TORNADO WARNING FOR... NORTHERN LYCOMING COUNTY IN NORTH CENTRAL PENNSYLVANIA * UNTIL 555 PM EDT * AT 523 PM EDT... STATE COLLEGE DOPPLER RADAR INDICATED A TORNADO 18 MILES SOUTH OF MANSFIELD OR IN THE VICINITY OF MARSH HILL MOVING EAST AT 40 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... MARSH HILL BY 525 PM EDT RALSTON BY 525 PM EDT GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR LA CORTE/WINTHER
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 31, 12:50 PM EDT | Tornado Warning | CTP | Warren | 60 min |
| May 31, 1:24 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 61 min |
| May 31, 3:29 PM EDT | Severe Thunderstorm Warning | CTP | Cameron | 46 min |
| May 31, 3:58 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 32 min |
| May 31, 4:25 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming, Sullivan | 65 min |
| May 31, 5:12 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 48 min |
| May 31, 5:35 PM EDT | Tornado Warning | CTP | Columbia, Sullivan | 50 min |
| May 31, 6:26 PM EDT | Tornado Warning | CTP | McKean | 34 min |
| May 31, 6:44 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 61 min |
| May 31, 6:50 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 65 min |
| May 31, 7:07 PM EDT | Severe Thunderstorm Warning | CTP | Elk, McKean | 63 min |
| May 31, 7:20 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 65 min |
| May 31, 7:20 PM EDT | Severe Thunderstorm Warning | CTP | Cameron | 65 min |
| May 31, 7:28 PM EDT | Tornado Warning | CTP | Elk | 62 min |
| May 31, 7:35 PM EDT | Tornado Warning | CTP | Tioga | 50 min |
| May 31, 7:53 PM EDT | Tornado Warning | CTP | Cameron | 62 min |
| May 31, 7:56 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 64 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.