Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 80, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at Jun 28, 2008, 7:32 PM EDT for 5 counties in Pennsylvania. It was in force for 58 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 28, 2008, 7:32 PM EDT (23:32 UTC)
- Expired
- Jun 28, 2008, 8:30 PM EDT
- In force
- 58 min
- Issued by
- NWS State College, PA
- Area
- Storm-based polygon
Counties Blair County, PA, Cambria County, PA, Centre County, PA, Clearfield County, PA, Huntingdon County, PA
The radar
The State College radar (KCCX), 48 km from the middle of the area, began a volume at 23:32 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.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 28, 6:31 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 11.5 hours before the alert went out and 138 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
- 173 J/kg
- Mixed-layer CIN
- -39 J/kg
- Mixed-layer LCL
- 713 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 119 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.7
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS51 KCTP 282332
SVRCTP
PAC013-021-027-033-061-290030-
/O.NEW.KCTP.SV.W.0080.080628T2332Z-080629T0030Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE STATE COLLEGE PA
732 PM EDT SAT JUN 28 2008
THE NATIONAL WEATHER SERVICE IN STATE COLLEGE PA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN HUNTINGDON COUNTY IN CENTRAL PENNSYLVANIA...
NORTHERN BLAIR COUNTY IN CENTRAL PENNSYLVANIA...
CLEARFIELD COUNTY IN CENTRAL PENNSYLVANIA...
NORTHERN CAMBRIA COUNTY IN CENTRAL PENNSYLVANIA...
SOUTHWESTERN CENTRE COUNTY IN CENTRAL PENNSYLVANIA...
* UNTIL 830 PM EDT
* AT 727 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM 28 MILES WEST OF ROCKTON TO 16 MILES WEST OF NORTHERN CAMBRIA
TO 17 MILES WEST OF BELSANO...AND MOVING EAST AT 43 MPH.
* SEVERE THUNDERSTORMS WILL BE NEAR...
BELSANO AND NORTHERN CAMBRIA AROUND 750 PM EDT...
HASTINGS AND EBENSBURG AROUND 800 PM EDT...
ROCKTON AND PATTON AROUND 805 PM EDT...
PRINCE GALLITZIN STATE PARK AROUND 810 PM EDT...
CURWENSVILLE AND BLANDBURG AROUND 815 PM EDT...
JEFFRIES AND HYDE AROUND 820 PM EDT...
THIS LINE OF SEVERE THUNDERSTORMS HAS A HISTORY OF PRODUCING WIND
DAMAGE ACROSS WESTERN PENNSYLVANIA. SEEK SHELTER NOW INSIDE A STURDY
STRUCTURE AND STAY AWAY FROM WINDOWS
SEVERE THUNDERSTORMS CONTAIN DAMAGING WINDS 58 MPH OR STRONGER...OR
HAIL THREE QUARTERS OF AN INCH OR LARGER. SEEK SHELTER INSIDE A
STURDY LOCATION NOW.
PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1 8 7 7 6 3 3 6 7 7 2.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM EDT SUNDAY
MORNING FOR CENTRAL PENNSYLVANIA.
LAT...LON 4072 7882 4108 7881 4112 7819 4082 7802
4052 7819 4047 7894
TIME...MOT...LOC 2331Z 265DEG 37KT 4097 7913 4075 7901
4054 7912
$$
FORECASTER: KF1 follow-up statement
000
WWUS51 KCTP 290017
SVSCTP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
817 PM EDT SAT JUN 28 2008
PAC013-021-027-033-061-290030-
/O.CON.KCTP.SV.W.0080.000000T0000Z-080629T0030Z/
HUNTINGDON PA-BLAIR PA-CLEARFIELD PA-CAMBRIA PA-CENTRE PA-
817 PM EDT SAT JUN 28 2008
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM EDT
FOR SOUTHWESTERN CENTRE...NORTHEASTERN CAMBRIA...SOUTH CENTRAL
CLEARFIELD...NORTHERN BLAIR AND NORTHWESTERN HUNTINGDON COUNTIES...
AT 809 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 14 MILES NORTHWEST OF GLEN HOPE TO COALPORT TO CHEST
SPRINGS...MOVING EAST AT 43 MPH.
SEVERE THUNDERSTORMS WILL BE NEAR...
TIPTON...OSCEOLA MILLS AND BELLWOOD AROUND 825 PM EDT...
SANDY RIDGE...TYRONE AND SINKING VALLEY AROUND 830 PM EDT...
THIS STORM HAS A HISTORY OF PRODUCING WIDESPREAD WIND DAMAGE ACROSS
WESTERN PENNSYLVANIA.
PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1 8 7 7 6 3 3 6 7 7 2.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM EDT SUNDAY
MORNING FOR CENTRAL PENNSYLVANIA.
LAT...LON 4087 7860 4089 7806 4088 7805 4082 7802
4052 7819 4048 7880
TIME...MOT...LOC 0017Z 265DEG 37KT 4099 7850 4077 7839
4056 7850
$$
FORECASTER: KFWhat 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 Jun 28, 7:06 PM EDT, 26 minutes earlier.
Area forecast discussion, Jun 28, 7:06 PM EDT, 26 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 706 PM EDT SAT JUN 28 2008 .SYNOPSIS... A COLD FRONT APPROACHING FROM THE OHIO VALLEY WILL SUPPORT SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS THROUGH SUNDAY. A DEEP UPPER LEVEL TROF WILL SETTLE INTO THE REGION MONDAY AND TUESDAY WITH TEMPERATURES COOLING TO NEAR OR BELOW NORMAL. ANOTHER COLD FRONT IS FORECAST TO AFFECT THE AREA BY THE END OF NEXT WEEK. && .NEAR TERM /UNTIL 1 AM SUNDAY MORNING/... HAVE RAISED POPS AND ENHANCED GRIDS TO ACCOUNT FOR POSSIBILITY OF SVR WX THIS EVENING FROM APPROACHING LINEAR MCS OVR ENTERING WESTERN PA. && .SHORT TERM /1 AM SUNDAY MORNING THROUGH SUNDAY NIGHT/... ANY SCT EVE CONVECTION SHOULD GRADUALLY WEAKEN AND DECREASE IN CVRG AFTER MIDNIGHT...WITH SOME CLEARING POSSIBLE LATE. MUGGY/HIGH DEWPOINT AIRMASS WILL KEEP MINS 5-10F ABOVE NORMAL AND MAY LEAD TO PATCHY FOG. SURFACE LOW PRES ASSOC WITH A VIGOROUS UPPER LEVEL TROF OVR THE GLKS WILL OCCLD OVR SERN CANADA EARLY SUNDAY...WITH THE BEST HEIGHT FALLS MOVG INTO THE ST LAWRENCE RVR VLY. THE TRAILING CLD FNT AT 12Z SHOULD EXTEND FM THE LWR GLKS/NW PA SWWD BACK INTO THE UPR OH VLY. THIS FNT WILL MOVE SLOWLY EWD INTO CENTRAL PA AS THE ASSOCD H5 TROF CONTINUES TO DIG/SHARPEN. CLOUD DEBRIS FROM ANY UPSTREAM/OVERNIGHT CONVECTION WILL LKLY LIMIT INSTABILITY EARLY SUNDAY AS THE CLD FNT PUSHES EWD ACROSS THE STATE. HOWEVER...RICH BLYR MSTR /SFC DEWPOINTS NR 70F/ MAY LEAD TO MODERATE INSTABILITY ALG/AHEAD OF THE CLD FNT WHERE SUFFICIENT HEATING CAN OCCUR - MAINLY OVER PORTIONS OF ERN PA. WHILE THE STRONGEST VERTICAL WIND SHEAR WILL BE POST-FRONTAL...A MORE THAN ADEQUATE AND MAINLY UNIDIRECTIONAL DEEP LYR WIND FLOW WILL OVERSPREAD THE REGION BY THE AFTN. IN ADDITION...THE LOW LEVEL WINDS /LLJ/ IS FORECAST TO STRENGTHEN TO +1 TO 2 SD ABOVE NORMAL PER LATEST SREF GUID. THIS MAY CONTRIBUTE TO THE POTENTIAL FOR ROTATING STORMS. THE PRIMARY SEVERE WEATHER THREAT WILL CONTINUE TO BE DAMAGING WIND GUSTS. QPF WISE...THERE IS SOME POTENTIAL FOR LOCALLY HEAVY RAIN GIVEN FAVORABLE DIV ALOFT IN THE ENT REGION OF A 100KT JET...FNTL FORCING AND A NARROW RIBBON OF ABV NORMAL PW/S. GRIDDED QPF AMTS CONSTRUCTED FROM AN HPC/SREF MEAN BLEND ARE GENERALLY ON THE ORDER OF 0.25-0.50...BUT LOCALIZED AMTS OVER 1 WILL BE PSBL. && .LONG TERM /MONDAY THROUGH SATURDAY/... LARGE SCALE FLOW PATTERN BECOMES HIGHLY AMPLIFIED BY NEXT WEEK...WITH UPPER LEVEL RIDGING BUILDING ACROSS WRN NOAM AND A DEEP ANOMALOUS TROF TAKING HOLD ACROSS MUCH OF THE ERN U.S. OPERATIONAL MODELS AND ENS CONTINUE TO BE IN GOOD AGREEMENT WITH RESPECT TO THE LONG WAVE PATTERN. COLD AIR ALOFT MAY LEAD TO SOME DIURNAL RW/TRW EARLY NEXT WEEK BEFORE HIGH PRES BUILDS IN FOR TUE- WED. THE NEXT FNT IS FCST TO AFFECT THE AREA THUR-FRI AS IT SAGS SWD AHEAD OF THE NEXT CANADIAN TROF. TEMPS WILL START OUT COOLER THAN NORMAL EARLY NEXT WEEK BEFORE RETURNING TO MORE SEASONABLE LEVELS. && .AVIATION /23Z SATURDAY THROUGH THURSDAY/... VFR CONDS WITH CU/TCU AND DVLPG -TSHRAS ACROSS CENTRAL PA THIS AFTN. SCT -TSHRAS BRFLY LWRG CONDS TO MVFR/IFR. STG TSTMS EXPECTED WRN AREAS TWDS ERY EVENING WITH STG SFC WND GSTS. AREAS OF TSHRS/RSHWRS OVRNGT IN CENTRAL PA LWRG CONDS TO MVFR IN CIGS HIR TRRN AND HAZE/FOG AFTER MIDNIGHT. A COLD FRONT WILL CROSS THE REGION SUNDAY...AGAIN TRIGGERING SHOWERS AND THUNDERSTORMS. BEHIND THE FRONT...FOR THE FIRST HALF OF THE WEEK SCATTERED...MAINLY AFTERNOON AND EVENING SHRA/TSRA. EXPECT GENERALLY VFR CONDITIONS OUTSIDE OF PCPN DURING THE DAYTIME HOURS MON AND TUE. THEN LOWER VSBY CONDITIONS WILL FOLLOW FOR THE OVERNIGHT PERIODS IN AREAS THAT SEE DAYTIME CONVECTION. SFC HIGH PRESSURE MAY SPELL A PCPN FREE DAY ON WEDNESDAY. A COLD FRONT ON THU MAY SPONSOR MORE SHWRS. && .CTP WATCHES/WARNINGS/ADVISORIES... NONE. && SYNOPSIS...STEINBUGL NEAR TERM...FITZGERALD SHORT TERM...STEINBUGL LONG TERM...STEINBUGL AVIATION...BUDD
Hazardous weather outlook, Jun 28, 6:47 PM EDT, 45 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE STATE COLLEGE PA 647 PM EDT SAT JUN 28 2008 PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046-049>053- 056-057-063-064-292300- WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD- NORTHERN CENTRE-SOUTHERN CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN- JUNIATA-SOMERSET-BEDFORD-FULTON-FRANKLIN-TIOGA-NORTHERN LYCOMING- SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-CUMBERLAND-ADAMS- 647 PM EDT SAT JUN 28 2008 ...SEVERE THUNDERSTORM WATCH 635 IN EFFECT UNTIL 1 AM EDT SUNDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TONIGHT PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV/STATECOLLEGE ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SEVERE THUNDERSTORM WATCH. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY A SLOW MOVING COLD FRONT WILL MOVE THROUGH CENTRAL PENNSYLVANIA ON SUNDAY....CONTINUING A THREAT OF SEVERE THUNDERSTORMS. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. PAZ058-059-065-066-292300- SCHUYLKILL-LEBANON-YORK-LANCASTER- 647 PM EDT SAT JUN 28 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TONIGHT THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS SOUTHEAST PENNSYLVANIA THIS EVENING. THE GREATEST THREAT FROM ANY STORMS WILL BE DAMAGING WIND GUSTS. ISOLATED SEVERE HAIL IS ALSO POSSIBLE. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY A SLOW MOVING COLD FRONT WILL MOVE THROUGH CENTRAL PENNSYLVANIA ON SUNDAY....CONTINUING A THREAT OF SEVERE THUNDERSTORMS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED LATER THIS EVENING. TYBURSKI
In the hours before
Special weather statement, Jun 28, 6:13 PM EDT, 1 hour 19 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 613 PM EDT SAT JUN 28 2008 PAZ024-025-034-282245- BEDFORD-BLAIR-CAMBRIA- 613 PM EDT SAT JUN 28 2008 ...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN BEDFORD...SOUTH CENTRAL CAMBRIA AND SOUTHERN BLAIR COUNTIES... AT 605 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE TRACKING A STRONG THUNDERSTORM LOCATED 5 MILES SOUTH OF PORTAGE...MOVING EAST AT 24 MPH. WIND GUSTS TO 50 MPH AND SMALL HAIL ARE POSSIBLE WITH THIS STORM. THIS STORM WILL BE NEAR SKI GAP AROUND 630 PM AND MARTINSBURG AROUND 645 PM. FORECASTER: KF
Special weather statement, Jun 28, 6:37 PM EDT, 55 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 637 PM EDT SAT JUN 28 2008 PAZ004-282300- WARREN- 637 PM EDT SAT JUN 28 2008 ...A STRONG THUNDERSTORM WILL AFFECT WARREN COUNTY... AT 633 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE TRACKING A STRONG THUNDERSTORM LOCATED 17 MILES WEST OF WARREN...MOVING NORTHEAST AT 28 MPH. WIND GUSTS TO 50 MPH ARE POSSIBLE WITH THIS STORM. THIS STORM WILL BE NEAR GARLAND AROUND 645 PM AND YOUNGSVILLE AROUND 700 PM. FORECASTER: KF
Special weather statement, Jun 28, 7:10 PM EDT, 22 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 710 PM EDT SAT JUN 28 2008 PAZ004-005-282345- MCKEAN-WARREN- 710 PM EDT SAT JUN 28 2008 ...STRONG THUNDERSTORMS WILL AFFECT WARREN AND NORTHWESTERN MCKEAN COUNTIES... AT 705 PM EDT...STRONG THUNDERSTORMS WERE ALONG A LINE FROM 19 MILES NORTHWEST OF WARREN TO 11 MILES NORTHWEST OF OIL CITY...MOVING EAST AT 33 MPH. WIND GUSTS TO 50 MPH AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS. THESE STORMS WILL BE NEAR LOTTSVILLE AROUND 715 PM...YOUNGSVILLE AROUND 730 PM AND CHAPMAN STATE PARK AROUND 745 PM. FORECASTER: KF
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 28, 5:43 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair, Cambria | 32 min |
| Jun 28, 7:29 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Warren | 61 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2008Every severe thunderstorm warning in 2008
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.