Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 178, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at Jul 16, 1995, 12:42 AM EDT for Adams County, Cumberland County, Pennsylvania. It was in force for 78 min.
The area
The counties it named.
The facts
- Issued
- Jul 16, 1995, 12:42 AM EDT (04:42 UTC)
- Expired
- Jul 16, 1995, 2:00 AM EDT
- In force
- 78 min
- Issued by
- NWS State College, PA
- Area
- Whole counties
Counties Adams County, PA, Cumberland County, PA
The radar
The Sterling radar (KLWX), 118 km from the middle of the area, began a volume at 04:57 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 00:00Z, 4.7 hours before the alert went out and 120 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
- 5864 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 1130 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 86 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCTP 160444 RRA SVRCTP PAC001-041-160600- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE STATE COLLEGE PA 1242 AM EDT SUN JUL 16 1995 THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 200 AM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS...S... IN PENNSYLVANIA ...ADAMS COUNTY...CUMBERLAND COUNTY AT 1240 AM... WEATHER SERVICE DOPPLER RADAR IN STATE COLLEGE SHOWED A LINE OF SEVERE THUNDERSTORMS FROM NEAR JERSEY SHORE IN CLINTON COUNTY SOUTH TO GREENCASTLE IN FRANKLIN COUNTY. WIND GUSTS TO 60 MPH HAVE BEEN REPORTED AHEAD OF THIS LINE OF STORMS. THE STRONG WINDS AND THUNDERSTORMS WILL REACH THE SHIPPENSBURG AREA AROUND 100 AM...AND CARLISLE TO GETTYSBURG BY AROUND 115 AM. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. JUNG
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 Jul 15, 2:57 PM EDT, 9 hours 45 minutes earlier.
Area forecast discussion, Jul 15, 2:57 PM EDT, 9 hours 45 minutes before
CENTRAL PENNSYLVANIA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 255 PM EDT SAT JUL 15 1995 REMAINS OF THE COLD FRONT EXTEND FROM CAPE COD WEST ACROSS CENTRAL PA TO NORTHERN OH AT 18Z. SATELLITE SHOWED SUPPRESSION OF THE CLOUDS ACROSS PA BEHIND THE BOUNDARY THAT ADVECTED OUT AHEAD OF THE EARLY MORNINGS CONVECTION...DESPITE THE INCREDIBLE INSTABILITY ON MORNING RAOB. THERE IS EVIDENCE THAT THE BOUNDARY MOVED SOUTH AND SOUTHWEST ACROSS THE STATE REACHING INTO OH THIS AFTERNOON. NVA QUITE EVIDENT ALOFT ACROSS WESTERN PA THIS AFTERNOON AND ALSO FAIR INDICATION OF ANTICYCLONIC TURNING IN THE CLOUD MOTION ON THE SATELLITE. THIS PROBABLY ACCOUNTS FOR THE LACK OF CONVECTION ACROSS THE AREA. THUNDERSTORMS HAVE EXPLODED OUT AHEAD OF THE UPPER SHORT WAVE THAT IS MOVING NORTHEAST FROM KENTUCKY INTO OH. THAT SAME UPPER WAVE IS PROGGED TO MOVE NORTHEAST AND SPREAD INTO WESTERN PA OVERNIGHT. BEST CHANCE FOR STRONG THUNDERSTORMS WILL BE AFT MIDNIGHT HERE IN CENTRAL PA. DOES APPEAR THAT WE/VE HIT THE PEAK OF THE HEAT WAVE AND AS THE SURFACE RIDGE BUILDS SOUTH OVERNIGHT THAT JUST A BIT LESS HEAT AND HUMIDITY WILL BE OVER MOST OF THE AREA. CONCUR WITH NEED TO KEEP THE AXDVISORY UP UNTIL THUNDERSTORMS MOVE IN TONIGHT. TED
In the hours before
Special weather statement, Jul 15, 7:05 PM EDT, 5 hours 37 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 705 PM EDT SAT JUL 15 1995 PAZ004>006-010>012-017>019-024>028-033>036-037-041-042-045-046- 049>053-056>059-063>066-160500- WARREN-MCKEAN-ELK-CAMERON-POTTER-CLEARFIELD-NORTHERN CLINTON- CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN-JUNIATA-SOMERSET-BEDFORD- FULTON-FRANKLIN-TIOGA-LYCOMING-SULLIVAN-SOUTHERN CLINTON- UNION-NORTHUMBERLAND-MONTOUR-COLUMBIA-SCHUYLKILL-SNYDER- PERRY-DAUPHIN-CUMBERLAND-LEBANON-ADAMS-YORK-LANCASTER- ...SEVERE THUNDERSTORM WATCH... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH VALID UNTIL MIDNIGHT FOR MUCH OF NORTHEASTERN PENNSYLVANIA TO INCLUDE THE FOLLOWING COUNTIES... TIOGA SULLIVAN LYCOMING UNION MONTOUR COLUMBIA SNYDER NORTHUMBERLAND SCHUYLKILL JUNIATA PERRY DAUPHIN AND LEBANON. A SEVERE THUNDERSTORM WATCH IS ALSO IN EFFECT UNTIL 1 AM FOR THE FOLLOWING COUNTIES IN WESTERN PENNSYLVANIA... WARREN MC KEAN POTTER ELK CAMERON CLEARFIELD CLINTON CENTRE CAMBRIA BLAIR HUNTINGDON SOMERSET AND BEDFORD. A FLASH FLOOD WATCH IS IN EFFECT FOR THE FOLLOWING COUNTIES UNTIL 10 PM...CAMBRIA AND SOMERSET. HOT HUMID AND VERY UNSTABLE AIR OVER THE REGION IS PROVIDING THE INGREDIENTS FOR SEVERE THUNDERSTORMS AND POTENTIALLY FLOODING RAINS. THE STORMS HAVE THE POTENTIAL TO DEVELOP RAPIDLY AND CAN BECOME SEVERE IN A VERY SHORT TIME. LA CORTE
Special weather statement, Jul 15, 7:09 PM EDT, 5 hours 33 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 705 PM EDT SAT JUL 15 1995 PAZ004>006-010>012-017>019-024>028-033>036-037-041-042-045-046- 049>053-056>059-063>066-160500- WARREN-MCKEAN-ELK-CAMERON-POTTER-CLEARFIELD-NORTHERN CLINTON- CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN-JUNIATA-SOMERSET-BEDFORD- FULTON-FRANKLIN-TIOGA-LYCOMING-SULLIVAN-SOUTHERN CLINTON- UNION-NORTHUMBERLAND-MONTOUR-COLUMBIA-SCHUYLKILL-SNYDER- PERRY-DAUPHIN-CUMBERLAND-LEBANON-ADAMS-YORK-LANCASTER- ...SEVERE THUNDERSTORM WATCH... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH VALID UNTIL MIDNIGHT FOR MUCH OF NORTHEASTERN PENNSYLVANIA TO INCLUDE THE FOLLOWING COUNTIES... TIOGA SULLIVAN LYCOMING UNION MONTOUR COLUMBIA SNYDER NORTHUMBERLAND SCHUYLKILL JUNIATA PERRY DAUPHIN AND LEBANON. A SEVERE THUNDERSTORM WATCH IS ALSO IN EFFECT UNTIL 1 AM FOR THE FOLLOWING COUNTIES IN WESTERN PENNSYLVANIA... WARREN MC KEAN POTTER ELK CAMERON CLEARFIELD CLINTON CENTRE CAMBRIA BLAIR HUNTINGDON SOMERSET AND BEDFORD. A FLASH FLOOD WATCH IS IN EFFECT FOR THE FOLLOWING COUNTIES UNTIL 10 PM...CAMBRIA AND SOMERSET. HOT HUMID AND VERY UNSTABLE AIR OVER THE REGION IS PROVIDING THE INGREDIENTS FOR SEVERE THUNDERSTORMS AND POTENTIALLY FLOODING RAINS. THE STORMS HAVE THE POTENTIAL TO DEVELOP RAPIDLY AND CAN BECOME SEVERE IN A VERY SHORT TIME. LA CORTE
Special weather statement, Jul 15, 10:30 PM EDT, 2 hours 12 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 705 PM EDT SAT JUL 15 1995 PAZ004>006-010>012-017>019-024>028-033>036-037-041-042-045-046- 049>053-056>059-063>066-160500- WARREN-MCKEAN-ELK-CAMERON-POTTER-CLEARFIELD-NORTHERN CLINTON- CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN-JUNIATA-SOMERSET-BEDFORD- FULTON-FRANKLIN-TIOGA-LYCOMING-SULLIVAN-SOUTHERN CLINTON- UNION-NORTHUMBERLAND-MONTOUR-COLUMBIA-SCHUYLKILL-SNYDER- PERRY-DAUPHIN-CUMBERLAND-LEBANON-ADAMS-YORK-LANCASTER- ...SEVERE THUNDERSTORM AND FLASH FLOOD WATCH... A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL MIDNIGHT FOR MUCH OF NORTHEASTERN PENNSYLVANIA TO INCLUDE THE FOLLOWING COUNTIES... TIOGA SULLIVAN LYCOMING UNION MONTOUR COLUMBIA SNYDER NORTHUMBERLAND SCHUYLKILL JUNIATA PERRY DAUPHIN AND LEBANON. A SEVERE THUNDERSTORM WATCH IS ALSO IN EFFECT UNTIL 1 AM FOR THE FOLLOWING COUNTIES IN WESTERN PENNSYLVANIA... WARREN MC KEAN POTTER ELK CAMERON CLEARFIELD CLINTON CENTRE CAMBRIA BLAIR HUNTINGDON SOMERSET AND BEDFORD. A FLASH FLOOD WATCH IS IN EFFECT FOR THE FOLLOWING COUNTIES UNTIL 4 AM...CAMBRIA AND SOMERSET. HOT HUMID AND VERY UNSTABLE AIR OVER THE REGION IS PROVIDING THE INGREDIENTS FOR SEVERE THUNDERSTORMS AND POTENTIALLY FLOODING RAINS. THE STORMS HAVE THE POTENTIAL TO DEVELOP RAPIDLY AND CAN BECOME SEVERE IN A VERY SHORT TIME. LA CORTE
Special weather statement, Jul 16, 12:26 AM EDT, 16 minutes before
PAZ018-019-025>028-034>036-050-052-056-057-059-063>066-161000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 1226 AM EDT SUN JUL 16 1995 ...SEVERE THUNDERSTORM WATCH... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH VALID UNTIL 6AM EDT FOR MUCH OF SOUTHEASTERN PENNSYLVANIA TO INCLUDE THE FOLLOWING COUNTIES...CENTRE BLAIR BEDFORD HUNTINGDON MIFFLIN FULTON FRANKLIN SNYDER JUNIATA PERRY NORTHUMBERLAND DAUPHIN CUMBERLAND ADAMS YORK LEBANON AND LANCASTER. A LINE OF SEVERE THUNDERSTORMS WILL MOVE RAPIDLY EAST ACROSS THE REGION. SOME OF THESE STORMS WILL BE LOCALLY SEVERE. WIND DAMAGE AND LARGE HAIL HAVE BEEN REPORTED AT MANY LOCATIONS IN WESTERN AND CENTRAL PENNSYLVANIA WITH THIS LINE. LA CORTE END
Special weather statement, Jul 16, 12:29 AM EDT, 13 minutes before
PAZ018-019-025>028-034>036-050-052-056-057-059-063>066-161000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 1226 AM EDT SUN JUL 16 1995 ...SEVERE THUNDERSTORM WATCH... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH VALID UNTIL 6AM EDT FOR MUCH OF SOUTHEASTERN PENNSYLVANIA TO INCLUDE THE FOLLOWING COUNTIES...CENTRE BLAIR BEDFORD HUNTINGDON MIFFLIN FULTON FRANKLIN SNYDER JUNIATA PERRY NORTHUMBERLAND DAUPHIN CUMBERLAND ADAMS YORK LEBANON AND LANCASTER. A LINE OF SEVERE THUNDERSTORMS WILL MOVE RAPIDLY EAST ACROSS THE REGION. SOME OF THESE STORMS WILL BE LOCALLY SEVERE. WIND DAMAGE AND LARGE HAIL HAVE BEEN REPORTED AT MANY LOCATIONS IN WESTERN AND CENTRAL PENNSYLVANIA WITH THIS LINE. LA CORTE END
Special weather statement, Jul 16, 12:32 AM EDT, 10 minutes before
PAZ017-024-033-160500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 1232 AM EDT SUN JUL 16 1995 ...SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED... THE SEVERE THUNDERSTORM WATCH ISSUED EARLIER THIS EVENING FOR CLEARFIELD CAMBRIA AND SOMERSET COUNTIES HAS BEEN CANCELLED. THE LINE OF SEVER THUNDERSTORMS HAS MOVE EAST OF THE AREA AND THE THREAT OF SEVERE WEATHER HAS DIMINISHED. LA CORTE END
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 15, 8:45 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland | 60 min |
| Jul 15, 8:52 PM EDT | Severe Thunderstorm Warning | CTP | Cambria | 68 min |
| Jul 15, 8:55 PM EDT | Severe Thunderstorm Warning | CTP | Franklin | 65 min |
| Jul 15, 9:24 PM EDT | Flash Flood Warning | CTP | Franklin | 3 hr |
| Jul 15, 9:32 PM EDT | Flash Flood Warning | CTP | Cambria | 3 hr |
| Jul 15, 9:43 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland | 62 min |
| Jul 15, 9:55 PM EDT | Severe Thunderstorm Warning | CTP | Franklin | 65 min |
| Jul 15, 10:00 PM EDT | Severe Thunderstorm Warning | CTP | Cambria | 60 min |
| Jul 15, 10:17 PM EDT | Severe Thunderstorm Warning | CTP | Blair | 58 min |
| Jul 15, 10:55 PM EDT | Severe Thunderstorm Warning | CTP | Cambria | 65 min |
| Jul 15, 10:59 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 61 min |
| Jul 15, 11:06 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 69 min |
| Jul 15, 11:15 PM EDT | Severe Thunderstorm Warning | CTP | Blair | 60 min |
| Jul 15, 11:33 PM EDT | Severe Thunderstorm Warning | CTP | Fulton | 57 min |
| Jul 15, 11:41 PM EDT | Severe Thunderstorm Warning | CTP | Bedford | 64 min |
| Jul 15, 11:47 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 58 min |
| Jul 16, 12:01 AM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 44 min |
| Jul 16, 12:09 AM EDT | Flash Flood Warning | CTP | Fulton | 3 hr |
| Jul 16, 12:15 AM EDT | Severe Thunderstorm Warning | CTP | Mifflin | 60 min |
| Jul 16, 12:24 AM EDT | Severe Thunderstorm Warning | CTP | Franklin, Juniata, Perry | 81 min |
| Jul 16, 12:37 AM EDT | Severe Thunderstorm Warning | CTP | Clinton, Union | 68 min |
| Jul 16, 12:37 AM EDT | Severe Thunderstorm Warning | CTP | Snyder | 68 min |
| Jul 16, 1:31 AM EDT | Severe Thunderstorm Warning | CTP | Dauphin, York | 59 min |
| Jul 16, 1:57 AM EDT | Severe Thunderstorm Warning | CTP | Lancaster, Lebanon | 63 min |
| Jul 16, 2:57 AM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 33 min |
| Jul 16, 8:27 AM EDT | Flash Flood Warning | CTP | Lancaster | 4 hr |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 1995Every severe thunderstorm warning in 1995
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.