Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 48, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at May 19, 1997, 8:44 PM EDT for Cumberland County, Franklin 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
- May 19, 1997, 8:44 PM EDT (00:44 UTC)
- Expired
- May 19, 1997, 9:45 PM EDT
- In force
- 61 min
- Issued by
- NWS State College, PA
- Area
- Whole counties
Counties Cumberland County, PA, Franklin County, PA
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 00:00Z, 0.7 hours before the alert went out and 122 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
- 227 J/kg
- Mixed-layer CIN
- -67 J/kg
- Mixed-layer LCL
- 2329 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 138 m²/s²
- 0-3 km storm-relative helicity
- 192 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
964 WUUS01 KCTP 200046 RRA SVRCTP PAC041-055-200145- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE STATE COLLEGE PA 844 PM EDT MON MAY 19 1997 THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 945 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN PENNSYLVANIA ...CUMBERLAND COUNTY...FRANKLIN COUNTY AT 840 PM EDT STATE COLLEGE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS EXTENDING FROM NEW BLOOMFIELD SOUTHWEST TO SHADE GAP. THE STORMS WERE MOVING SOUTHEAST AT 50 MPH AND WILL REACH FROM BLOSERVILLE SOUTHWEST TO ROXBURY BY 9 PM AND EXTEND FROM CARLISLE TO CHAMBERSBURG BY AROUND 915 PM. THESE STORMS HAVE HAD A HISTORY OF TREE DAMAGE IN MANY LOCATIONS. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
What forecasters said that day
The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at May 19, 7:35 PM EDT, 1 hour 9 minutes earlier.
Area forecast discussion, May 19, 7:35 PM EDT, 1 hour 9 minutes before
CENTRAL PENNSYLVANIA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 735 PM EDT MON MAY 19 1997 IN BRIEF TERMS...LINE OF STORMS MOVING ALONG QUITE GOOD. SOUTHTERN END MAY SLOW SOME...AS UPPER LEVEL WINDS STILL WSW ...BUT SE PA HAS BEEN DRY LATELY...SO SHOULD BE NOT A PROBLEM. CLEARING LATE. A NICE MS TO PS DAY ON TUE. SC AND COOLER WX MOVE IN TUE NIGHT AND WED. MARTIN
In the hours before
Special weather statement, May 19, 5:37 PM EDT, 3 hours 7 minutes before
PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046-049>053- 056-200340- SPECIAL WEATHER STATEMENT - SEVERE THUNDERSTORM WATCH NATIONAL WEATHER SERVICE STATE COLLEGE PA 537 PM EDT MON MAY 19 1997 A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 11 PM FOR MUCH OF CENTRAL PENNSYLVANIA. THE WATCH INCLUDES MUCH OF THE SUSQUEHANNA VALLEY...EXCEPT THE EXTREME SOUTHERN PART. SEVERE THUNDERSTORMS...WITH LARGE HAIL AND DAMAGING WINDS ARE LIKEELY IN AND CLOSE TO THE WATCH AREA. IF THREATENING WEATHER IS OBSERVECD OR A WARNING IS ISSUED...SEEK SHELTER AT ONCE. THE WATCH INCLUDES THE FOLLOWING COUNTIES... WARREN...MCKEAN...POTTER...ELK...CLINTON... CAMERON...CLEARFIELD...CENTRE...CAMBRIA...BLAIR... HUNTINGDON...MIFFLIN...JUNIATA...SOMERSET...BEDFORD... FULTON...FRANKLIN...TIOGA...LYCOMING...SULLIVAN... UNION...MONTOUR...COLUMBIA...SNYDER...NORTHUMBERLAND... PERRY...AND CUMBERLAND COUNTY. MARTIN
Special weather statement, May 19, 5:39 PM EDT, 3 hours 5 minutes before
PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046-049>053- 056-200340- SPECIAL WEATHER STATEMENT - SEVERE THUNDERSTORM WATCH NATIONAL WEATHER SERVICE STATE COLLEGE PA 537 PM EDT MON MAY 19 1997 A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 11 PM FOR MUCH OF CENTRAL PENNSYLVANIA. THE WATCH INCLUDES MUCH OF THE SUSQUEHANNA VALLEY...EXCEPT THE EXTREME SOUTHERN PART. SEVERE THUNDERSTORMS...WITH LARGE HAIL AND DAMAGING WINDS ARE LIKEELY IN AND CLOSE TO THE WATCH AREA. IF THREATENING WEATHER IS OBSERVECD OR A WARNING IS ISSUED...SEEK SHELTER AT ONCE. THE WATCH INCLUDES THE FOLLOWING COUNTIES... WARREN...MCKEAN...POTTER...ELK...CLINTON... CAMERON...CLEARFIELD...CENTRE...CAMBRI A...BLAIR... HUNTINGDON...MIFFLIN...JUNIATA...SOMERSET...BEDFORD... FULTON...FRANKLIN...TIOGA...LYCOMING...SULLIVAN... UNION...MONTOUR...COLUMBIA...SNYDER...NORTHUMBERLAND... PERRY...AND CUMBERLAND COUNTY. MARTIN
Special weather statement, May 19, 8:05 PM EDT, 39 minutes before
PAZ056>059-063>066-200400- SPECIAL WEATHER STATEMENT - SEVERE THUNDERSTORM WATCH NATIONAL WEATHER SERVICE STATE COLLEGE PA 805 PM EDT MON MAY 19 1997 A SEVERE THUNDERSTORM WATCH IS NOW IN EFFECT UNTIL MIDNIGHT FOR THE REST OF THE LOWER SUSQUEHANNA VALLEY OF PENNSYLVANIA. THE FOLLOWING COUNTIES ARE NOW IN A SEVERE WEATHER WATCH AREA... ...CUMBERLAND...DAUPHIN...YORK...LEBANON...LANCASTER... PERRY...ADAMS...AND SCHUYLKILL. SEVERE THUNDERSTORMS...WITH LARGE HAIL AND DAMAGING WINDS ARE LIKEELY IN AND CLOSE TO THE WATCH AREA. IF THREATENING WEATHER IS OBSERVECD OR A WARNING IS ISSUED...SEEK SHELTER AT ONCE. MARTIN
Special weather statement, May 19, 8:08 PM EDT, 36 minutes before
PAZ056>059-063>066-200400- SPECIAL WEATHER STATEMENT - SEVERE THUNDERSTORM WATCH NATIONAL WEATHER SERVICE STATE COLLEGE PA 805 PM EDT MON MAY 19 1997 A SEVERE THUNDERSTORM WATCH IS NOW IN EFFECT UNTIL MIDNIGHT FOR THE REST OF THE LOWER SUSQUEHANNA VALLEY OF PENNSYLVANIA. THE FOLLOWING COUNTIES ARE NOW IN A SEVERE WEATHER WATCH AREA... ...CUMBERLAND...DAUPHIN...YORK...LEBANON...LANCASTER... PERRY...ADAMS...AND SCHUYLKILL. SEVERE THUNDERSTORMS.%..WITH LARGE HAIL AND DAMAGING WINDS ARE LIKEELY IN AND CLOSE TO THE WATCH AREA. IF THREATENING WEATHER IS OBSERVECD OR A WARNING IS ISSUED...SEEK SHELTER AT ONCE. MARTIN
Local storm report, May 19, 8:43 PM EDT, 1 minute before
STORM REPORT
NATIONAL WEATHER SERVICE HARRISBURG, PA
843 PM EDT MON MAY 19 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0650 PM LECONTES MILLS PA WIND DAMAGE
05/19/97 CLEARFIELD TREES DOWN
0730 PM HEPBURNVILLE PA WIND DAMAGE
05/19/97 LYCOMING TREES DOWN
0730 PM STATE COLLEGE PA 70 MPH TSTM GUST
05/19/97 CENTRE TREES DOWN
0735 PM WILLIAMSPORT ARPT PA 67 MPH TSTM GUST
05/19/97 LYCOMING
0745 PM MILL CREEK PA WIND DAMAGE
05/19/97 HUNTINGDON POWER LINES DOWN
0750 PM HUNTINGDON PA WIND DAMAGE
05/19/97 HUNTINGDON TREES DOWN
0800 PM BLOOMSBURG PA 53 MPH TSTM GUST
05/19/97 COLUMBIA
0810 PM SOUTHMONT PA
05/19/97 CAMBRIA 1.3 INCH RAIN IN 25 MINThe office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 8:00 PM EDT | Severe Thunderstorm Warning | CTP | Northumberland | 45 min |
| May 19, 8:29 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Schuylkill | 61 min |
| May 19, 8:29 PM EDT | Severe Thunderstorm Warning | CTP | Perry | 61 min |
| May 19, 8:50 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon | 55 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 1997Every severe thunderstorm warning in 1997
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.