Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 68, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at Jun 12, 2012, 6:58 PM EDT for 4 counties in Pennsylvania. It was in force for 62 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 12, 2012, 6:58 PM EDT (22:58 UTC)
- Expired
- Jun 12, 2012, 8:00 PM EDT
- In force
- 62 min
- Issued by
- NWS State College, PA
- Area
- Storm-based polygon
Counties Huntingdon County, PA, Juniata County, PA, Mifflin County, PA, Perry County, PA
The radar
The State College radar (KCCX), 47 km from the middle of the area, began a volume at 22:59 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
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 11.0 hours before the alert went out and 182 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
- 21 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 470 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 17 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
715
WUUS51 KCTP 122258
SVRCTP
PAC061-067-087-099-130000-
/O.NEW.KCTP.SV.W.0068.120612T2258Z-120613T0000Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE STATE COLLEGE PA
658 PM EDT TUE JUN 12 2012
THE NATIONAL WEATHER SERVICE IN STATE COLLEGE PA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN HUNTINGDON COUNTY IN CENTRAL PENNSYLVANIA...
JUNIATA COUNTY IN CENTRAL PENNSYLVANIA...
MIFFLIN COUNTY IN CENTRAL PENNSYLVANIA...
CENTRAL PERRY COUNTY IN SOUTH CENTRAL PENNSYLVANIA...
* UNTIL 800 PM EDT
* AT 655 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS. THESE SEVERE STORMS EXTENDED FROM
POTTERS MILLS TO BELLEVILLE TO MCALEVYS FORT TO HUNTINGDON...MOVING
SOUTHEAST AT 30 MPH. THESE STORMS ARE CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.
* SEVERE THUNDERSTORMS WILL BE NEAR...
SEVEN MOUNTAINS AND ALLENSVILLE AROUND 705 PM EDT...
MILROY AND YEAGERTOWN AROUND 710 PM EDT...
STRODES MILLS AND LEWISTOWN AROUND 715 PM EDT...
ALFARATA AROUND 720 PM EDT...
WALNUT AND BLACKLOG AROUND 730 PM EDT...
SPRUCE HILL AROUND 735 PM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGE. MOVE INSIDE A PERMANENT BUILDING
NOW TO BE SAFE FROM STRONG WIND GUSTS.
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.
&&
LAT...LON 4055 7811 4063 7790 4073 7778 4073 7772
4072 7771 4076 7761 4061 7718 4045 7725
4036 7738 4032 7764
TIME...MOT...LOC 2258Z 300DEG 25KT 4074 7767 4065 7771
4058 7780 4053 7795
$$
FORECASTER: LAMBERT1 follow-up statement
634
WWUS51 KCTP 122345
SVSCTP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
745 PM EDT TUE JUN 12 2012
PAC061-122353-
/O.CAN.KCTP.SV.W.0068.000000T0000Z-120613T0000Z/
HUNTINGDON PA-
745 PM EDT TUE JUN 12 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN HUNTINGDON COUNTY IS
CANCELLED...
THE STORM THAT PROMPTED THE SEVERE THUNDERSTORM WARNING HAS MOVED OUT
OF THE AREA...THEREFORE THE SEVERE THUNDERSTORM WARNING HAS BEEN
CANCELLED.
LAT...LON 4041 7782 4049 7759 4056 7748 4069 7742
4061 7718 4045 7725 4036 7738 4032 7764
TIME...MOT...LOC 2343Z 300DEG 25KT 4058 7731 4049 7736
4042 7745 4037 7760
$$
PAC067-087-099-130000-
/O.CON.KCTP.SV.W.0068.000000T0000Z-120613T0000Z/
JUNIATA PA-MIFFLIN PA-PERRY PA-
745 PM EDT TUE JUN 12 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR CENTRAL PERRY...SOUTH CENTRAL MIFFLIN AND JUNIATA COUNTIES...
AT 742 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 MCALISTERVILLE TO PORT ROYAL TO SPRUCE HILL TO
PERULACK...MOVING SOUTHEAST AT 30 MPH.
SEVERE THUNDERSTORMS WILL BE NEAR...
THOMPSONTOWN AND KISTLER AROUND 750 PM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE FOR DAMAGING WINDS...
DESTRUCTIVE HAIL...AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE
OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG
BUILDING...AWAY FROM WINDOWS OR EVEN BELOW GROUND LEVEL.
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.
&&
LAT...LON 4041 7782 4049 7759 4056 7748 4069 7742
4061 7718 4045 7725 4036 7738 4032 7764
TIME...MOT...LOC 2343Z 300DEG 25KT 4058 7731 4049 7736
4042 7745 4037 7760
$$
FORECASTER: LAMBERTThe office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 2:44 PM EDT | Special Weather Statement | CTP | Warren | 61 min |
| Jun 12, 3:23 PM EDT | Special Weather Statement | CTP | McKean | 37 min |
| Jun 12, 4:32 PM EDT | Special Weather Statement | CTP | Cameron, Elk | 58 min |
| Jun 12, 4:46 PM EDT | Special Weather Statement | CTP | Clearfield | 59 min |
| Jun 12, 5:42 PM EDT | Special Weather Statement | CTP | Blair, Cambria, Centre, Clearfield, Clinton | 63 min |
| Jun 12, 6:34 PM EDT | Special Weather Statement | CTP | Bedford, Blair, Cambria, Centre, Clinton, Huntingdon and 3 more | 71 min |
| Jun 12, 7:16 PM EDT | Areal Flood Advisory | CTP | Bedford, Blair, Cambria, Somerset | 119 min |
| Jun 12, 7:40 PM EDT | Special Weather Statement | CTP | Bedford, Cumberland, Dauphin, Franklin, Fulton, Juniata and 1 more | 80 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2012Every severe thunderstorm warning in 2012
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.