Alert archive / Pennsylvania / Tornado Warnings in 1998

Tornado Warning 50, NWS State College, PA

June 16, 1998Columbia County, Pennsylvania

NWS State College, PA issued this tornado warning at Jun 16, 1998, 8:53 PM EDT for Columbia County, Pennsylvania. It was in force for 32 min. 2 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 16, 1998, 8:53 PM EDT (00:53 UTC)
Expired
Jun 16, 1998, 9:25 PM EDT
In force
32 min
Issued by
NWS State College, PA
Area
Whole counties

County Columbia County, PA

What was reported inside it

TimeReportWhereRemark
Jun 16, 8:56 PM EDTThunderstorm Wind 51Benton, PA
Jun 16, 9:15 PM EDTThunderstorm Wind 51Benton, 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.

IssuedProductOfficeLasted
Jun 16, 7:15 PM EDTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 00:00Z, 0.9 hours before the alert went out and 248 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 00:00Z on 1998-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 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 00:00Z on 1998-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 314 square meters per square second.19395878Sfc1 km3 km6 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
2 J/kg
Mixed-layer CIN
-374 J/kg
Mixed-layer LCL
1742 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
314 m²/s²
0-3 km storm-relative helicity
349 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

640 
WFUS01 KCTP 170100 RRA
TORCTP
PAC037-170125-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE STATE COLLEGE PA
853 PM EDT TUE JUN 16 1998

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN COLUMBIA COUNTY IN CENTRAL PENNSYLVANIA

* UNTIL 925 PM EDT

* AT 850 PM EDT...STATE COLLEGE DOPPLER RADAR INDICATED A
  DEVELOPING TORNADO 14 MILES SOUTH OF LAPORTE OR 7 MILES WEST OF
  PINE SUMMIT MOVING EAST AT 30 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  WALLER AT 905 PM EDT
  BENTON AT 910 PM EDT

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

JUNG/OSTUNO

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS State College, PA wrote its last area forecast discussion before this tornado warning went out at Jun 16, 1:45 PM EDT, 7 hours 8 minutes earlier.

Area forecast discussion, Jun 16, 1:45 PM EDT, 7 hours 8 minutes before
CENTRAL PENNSYLVANIA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE STATE COLLEGE PA
145 PM EDT TUE JUN 16 1998

WORK ZONES WILL BE SENT TO PIT AND PHL VIA PHLADMCTP BY 245 PM.

...DISCUSSION...

15Z SFC ANAL SHOWS A WEAK DIFFUSE SFC PATTERN.  THE PRIMARY COLD
FRONT IS ARCED FROM NEAR ART TO JUST NE OF LGA AND IS FOCUSING +SHRA
AND +TSRA OVER E NEW ENG.  IN ITS WAKE DEWPTS ARE IN THE MID 60S
WITH LOW 70S UP INTO THE MID ATL.  THE AIR IS RATHER MOIST UP
THROUGH 85H WITH VERY WEAK WINDS ALOFT.  WE HAVE ALSO COOLED ABOUT A
DEGREE AT 50H AND WILL COOL ANOTHER BY 0Z WED.  SO AIR MASS BECOMING
MORE UNSTABLE AS AFTN PROGRESSES.

WIND PROFILES REMAIN UNFAVORABLE FOR WIDESPREAD SVR WX THRU THE AFTN
BUT WITH LIGHT WINDS ALOFT THERE IS SOME POTENTIAL FOR BACK
BUILDING. THIS COULD LEAD TO ENOUGH RAIN FOR SOME FLASH FLOODING BUT
THE PICTURE IS SO DIFFUSE IT IS TOUGH TO MAKE A CALL AS TO WHERE TO
PUT UP THE WATCH.

MY INCLINATION IS TO PLACE IT ACROSS THE NORTH AND CENTRAL WHERE A
WARM FRONT APPRS TO BE DEVELOPING ON THE SAT LOOP. BUT THE SHRA
DEVELOPING ALONG THIS BOUNDARY APPRS TO BE MOVG RIGHT ALONG AND WE
NEED TO CONCENTRATE OR SLOW SHRAS TO PRODUCE ENUF RAIN FOR FF.

ANOTHER AREA FOR POTENTIAL FF WOULD BE SOUTHERN TIER COUNTIES WHERE
VORT MAX IS EXPECTED TO CROSS.  INFLOW AT LOW LEVELS IS QUITE STRONG
WHEN COMPARED TO WINDS ALOFT AND THIS COULD SLOW THE NET MOVEMENT OF
STORMS AND DUMP HEAVY RAIN.  PWATS ARE HIGHER OVR S PA MD WV AND VA
AND A SOUTH OR SW INFLOW AT LOWER LEVELS COULD PULL IN SOME GOOD
JUICE FOR HEAVY RAIN PRODUCERS.  I WOULD WAIT AND SEE IF CENTRAL AND
NORTH BECOMES ACTIVE THIS PM AND IF IT DOES NOT...ISSUE FFA FOR
SOUTHERN COUNTIES.

SE PA AND LOWER SUSQ WILL SEE RAIN AFTER SUNSET.  AREA APPRS CAPPED
AFTER CFROPA BUT COOL POOL AT 50H SHUD MOVE OVR TONITE AND
DESTABILIZE THIS REGION.  GUIDANCE NUMBERS ARE LOW IN THIS REGION
AND BACK BUILDING IS POSSIBLE AS WARM MOIST AIR RETURNS ON LLJ
DEVELOPING AHEAD OF VORT MAX THIS EVENING.

WE FINALLY START DRYING OUT WED WITH TROPA AND SUBSIDENCE ON BACK
SIDE...SUN WILL BE MORE PREVALENT.  CANT RULE OUT THE CHANCE OF A
TSHR THOUGH AS THERE WILL BE SOME RESIDUAL MOISTURE.  BUT THESE WILL
BE OF THE POPCORN VARIETY AND WILL NOT PRODUCE ANY HEAVY RAIN.
MODEL SOUNDING TOMORROW IS SLIGHTLY CAPPED BUT THERE WILL BE MORE
SFC HEATING. SO A 30 POP MIGHT NOT BE A BAD IDEA.

HEAD

In the hours before

Local storm report, Jun 16, 7:24 PM EDT, 1 hour 29 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PENNSYLVANIA
724 PM EDT TUE JUN 16 1998

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

0555 PM    JOHNSTOWN                 PA   TORNADO
06/16/98   CAMBRIA                        POSSIBLE TORNADO.
                                          COOPERSDALE SECTION OF
                                          JOHNSTOWN. 4 HOMES WITH
                                          ROOFS TORN OFF.

0610 PM    EBENSBURG                 PA   WIND DAMAGE
06/16/98   CAMBRIA                        SKYWARN ESTIMATED GUSTS
                                          AROUND 50 MPH.

0625 PM    OSTERBURG                 PA   WIND DAMAGE
06/16/98   BEDFORD                        *** 1 INJ ***
                                          TREE DOWN.  ONE PERSON
                                          INJURED.

0625 PM    HYNDMAN                   PA   WIND DAMAGE
06/16/98   BEDFORD                        RT 96 NEAR STRINGTOWN.
                                          TREES DOWN ACROSS ROAD.

0645 PM    MC CONNELLSBURG           PA   TORNADO
06/16/98   FULTON                         POSSIBLE TORNADO.  ROOFS
                                          OFF FAIR GROUND BUILDINGS.
                                          TREES UPROOTED.

0710 PM    GETTYSBURG                PA   60 MPH TSTM GUST
06/16/98   ADAMS                          WIND GUST T0 60 MPH.  .25
                                          INCH HAIL ALSO REPORTED.
Local storm report, Jun 16, 7:24 PM EDT, 1 hour 29 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PENNSYLVANIA
724 PM EDT TUE JUN 16 1998

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

0555 PM    JOHNSTOWN                 PA   TORNADO
06/16/98   CAMBRIA                        POSSIBLE TORNADO.
                                          COOPERSDALE SECTION OF
                                          JOHNSTOWN. 4 HOMES WITH
                                          ROOFS TORN OFF.

0610 PM    EBENSBURG                 PA   WIND DAMAGE
06/16/98   CAMBRIA                        SKYWARN ESTIMATED GUSTS
                                          AROUND 50 MPH.

0625 PM    OSTERBURG                 PA   WIND DAMAGE
06/16/98   BEDFORD                        *** 1 INJ ***
                                          TREE DOWN.  ONE PERSON
                                          INJURED.

0625 PM    HYNDMAN                   PA   WIND DAMAGE
06/16/98   BEDFORD                        RT 96 NEAR STRINGTOWN.
                                          TREES DOWN ACROSS ROAD.

0645 PM    MC CONNELLSBURG           PA   TORNADO
06/16/98   FULTON                         POSSIBLE TORNADO.  ROOFS
                                          OFF FAIR GROUND BUILDINGS.
                                          TREES UPROOTED.

0710 PM    GETTYSBURG                PA   60 MPH TSTM GUST
06/16/98   ADAMS                          WIND GUST T0 60 MPH.  .25
                                          INCH HAIL ALSO REPORTED.
Special weather statement, Jun 16, 7:30 PM EDT, 1 hour 23 minutes before
PAZ012-018-019-026>028-041-042-045-046-049>053-056>059-063>066-
170300-

SPECIAL WEATHER STATEMENT...SEVERE THUNDERSTORM WATCH NATIONAL
WEATHER SERVICE STATE COLLEGE PA
730 PM EDT TUE JUN 16 1998

...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR EAST
   CENTRAL AND PART OF NORTH CENTRAL PENNSYLVANIA TIL 11 PM EDT...

...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE REMAINDER
   OF CENTRAL AND PART OF SOUTH CENTRAL PENNSYLVANIA TIL 10 PM EDT...

THE LATEST SEVERE THUNDERSTORM WATCH INCLUDES THE FOLLOWING
COUNTIES...

...ADAMS...MIFFLIN...JUNIATA...PERRY...DAUPHIN...LEBANON...UNION
...CUMBERLAND...YORK...LANCASTER...SCHUYLKILL...LYCOMING...SULLIVAN
...CENTRE...CLINTON...SNYDER...AND NORTHUMBERLAND.

...DETAILS...

AN LINE SEVERE THUNDERSTORMS MOVING ACROSS THE CENTRAL AND SOUTH
CENTRAL COUNTIES OF PENNSYLVANIA...EXTENDING FROM NEAR STATE COLLEGE
TO HARRISBURG AT 730 PM EDT...WILL MOVE QUICKLY EAST NORTHEAST
ACROSS THE SUSQUEHANNA VALLEY LATE THIS EVENING.

STRONG DAMAGING WINDS UP TO 80 MPH...HAIL UP TO 2 INCHES IN DIAMETER
ALONG WITH FREQUENT...DEADLY LIGHTNING ARE POSSIBLE WITH THESE
STORMS AS THEY MOVE THROUGH THE REGION.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD REMAIN ALERT TO THREATENING WEATHER
CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

LAMBERT
Special weather statement, Jun 16, 7:42 PM EDT, 1 hour 11 minutes before
PAZ012-018-019-026>028-041-042-045-046-049>053-056>059-063>066-
170300-

SPECIAL WEATHER STATEMENT...SEVERE THUNDERSTORM WATCH
NATIONAL WEATHER SERVICE STATE COLLEGE PA
742 PM EDT TUE JUN 16 1998

...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR EAST
   CENTRAL AND PART OF NORTH CENTRAL PENNSYLVANIA TIL 11 PM EDT...

...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE REMAINDER
   OF CENTRAL AND PART OF SOUTH CENTRAL PENNSYLVANIA TIL 10 PM EDT...

THE LATEST SEVERE THUNDERSTORM WATCH INCLUDES THE FOLLOWING
COUNTIES...

...ADAMS...MIFFLIN...JUNIATA...PERRY...DAUPHIN...LEBANON...UNION
...CUMBERLAND...YORK...LANCASTER...SCHUYLKILL...LYCOMING...SULLIVAN
...CENTRE...CLINTON...SNYDER...AND NORTHUMBERLAND.

...DETAILS...

AN LINE SEVERE THUNDERSTORMS MOVING ACROSS THE CENTRAL AND SOUTH
CENTRAL COUNTIES OF PENNSYLVANIA...EXTENDING FROM NEAR STATE COLLEGE
TO HARRISBURG AT 730 PM EDT...WILL MOVE QUICKLY EAST NORTHEAST
ACROSS THE SUSQUEHANNA VALLEY LATE THIS EVENING.

STRONG DAMAGING WINDS UP TO 80 MPH...HAIL UP TO 2 INCHES IN DIAMETER
ALONG WITH FREQUENT...DEADLY LIGHTNING ARE POSSIBLE WITH THESE
STORMS AS THEY MOVE THROUGH THE REGION.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD REMAIN ALERT TO THREATENING WEATHER
CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

LAMBERT
Local storm report, Jun 16, 8:00 PM EDT, 53 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PENNSYLVANIA
800 PM EDT TUE JUN 16 1998

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

0555 PM    JOHNSTOWN                 PA   TORNADO
06/16/98   CAMBRIA                        POSSIBLE TORNADO.
                                          COOPERSDALE SECTION OF
                                          JOHNSTOWN. 4 HOMES WITH
                                          ROOFS TORN OFF.

0610 PM    EBENSBURG                 PA   WIND DAMAGE
06/16/98   CAMBRIA                        SKYWARN ESTIMATED GUSTS
                                          AROUND 50 MPH.

0625 PM    OSTERBURG                 PA   WIND DAMAGE
06/16/98   BEDFORD                        *** 1 INJ ***
                                          TREE DOWN.  ONE PERSON
                                          INJURED.

0625 PM    HYNDMAN                   PA   WIND DAMAGE
06/16/98   BEDFORD                        RT 96 NEAR STRINGTOWN.
                                          TREES DOWN ACROSS ROAD.

0645 PM    MC CONNELLSBURG           PA   TORNADO
06/16/98   FULTON                         POSSIBLE TORNADO.  ROOFS
                                          OFF FAIR GROUND BUILDINGS.
                                          TREES UPROOTED.

0710 PM    GETTYSBURG                PA   60 MPH TSTM GUST
06/16/98   ADAMS                          WIND GUST T0 60 MPH.  .25
                                          INCH HAIL ALSO REPORTED.

0710 PM    WAYNESBORO                PA   WIND DAMAGE
06/16/98   FRANKLIN                       TREES AND WIRES DOWN.

0710 PM    STATE COLLEGE             PA   60 MPH TSTM GUST
06/16/98   CENTRE                         REPORTED AT PENN STATE
                                          WEATHER LAB.

0730 PM    CARLISLE                  PA
06/16/98   CUMBERLAND                     FUNNEL CLOUD SIGHTED 6W
                                          CARLISLE.

0735 PM    WARRIORS MARK             PA   WIND DAMAGE
06/16/98   HUNTINGDON                     TREES DOWN ACROSS ROUTE
                                          550.

0735 PM    MIDDLETOWN                PA   61 MPH TSTM GUST
06/16/98   DAUPHIN                        WIND GUST REPORTED AT MDT
                                          AIRPORT.
Local storm report, Jun 16, 8:00 PM EDT, 53 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PENNSYLVANIA
800 PM EDT TUE JUN 16 1998

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

0555 PM    JOHNSTOWN                 PA   TORNADO
06/16/98   CAMBRIA                        POSSIBLE TORNADO.
                                          COOPERSDALE SECTION OF
                                          JOHNSTOWN. 4 HOMES WITH
                                          ROOFS TORN OFF.

0610 PM    EBENSBURG                 PA   WIND DAMAGE
06/16/98   CAMBRIA                        SKYWARN ESTIMATED GUSTS
                                          AROUND 50 MPH.

0625 PM    OSTERBURG                 PA   WIND DAMAGE
06/16/98   BEDFORD                        *** 1 INJ ***
                                          TREE DOWN.  ONE PERSON
                                          INJURED.

0625 PM    HYNDMAN                   PA   WIND DAMAGE
06/16/98   BEDFORD                        RT 96 NEAR STRINGTOWN.
                                          TREES DOWN ACROSS ROAD.

0645 PM    MC CONNELLSBURG           PA   TORNADO
06/16/98   FULTON                         POSSIBLE TORNADO.  ROOFS
                                          OFF FAIR GROUND BUILDINGS.
                                          TREES UPROOTED.

0710 PM    GETTYSBURG                PA   60 MPH TSTM GUST
06/16/98   ADAMS                          WIND GUST T0 60 MPH.  .25
                                          INCH HAIL ALSO REPORTED.

0710 PM    WAYNESBORO                PA   WIND DAMAGE
06/16/98   FRANKLIN                       TREES AND WIRES DOWN.

0710 PM    STATE COLLEGE             PA   60 MPH TSTM GUST
06/16/98   CENTRE                         REPORTED AT PENN STATE
                                          WEATHER LAB.

0730 PM    CARLISLE                  PA
06/16/98   CUMBERLAND                     FUNNEL CLOUD SIGHTED 6W
                                          CARLISLE.

0735 PM    WARRIORS MARK             PA   WIND DAMAGE
06/16/98   HUNTINGDON                     TREES DOWN ACROSS ROUTE
                                          550.

0735 PM    MIDDLETOWN                PA   61 MPH TSTM GUST
06/16/98   DAUPHIN                        WIND GUST REPORTED AT MDT
                                          AIRPORT.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 8:02 PM EDTSevere Thunderstorm WarningCTPLancaster48 min
Jun 16, 8:07 PM EDTSevere Thunderstorm WarningCTPSchuylkill78 min
Jun 16, 8:13 PM EDTSevere Thunderstorm WarningCTPColumbia, Lycoming, Montour, Sullivan77 min
Jun 16, 9:08 PM EDTFlash Flood WarningCTPColumbia, Lycoming3 hr
Jun 16, 11:57 PM EDTFlash Flood WarningCTPLycoming4 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.