Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 21, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at Apr 24, 2013, 3:39 PM EDT for Blair County, Cambria County, Clearfield County, Pennsylvania. It was in force for 51 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Apr 24, 2013, 3:39 PM EDT (19:39 UTC)
- Expired
- Apr 24, 2013, 4:30 PM EDT
- In force
- 51 min
- Issued by
- NWS State College, PA
- Area
- Storm-based polygon
Counties Blair County, PA, Cambria County, PA, Clearfield County, PA
The radar
The State College radar (KCCX), 54 km from the middle of the area, began a volume at 19:39 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 24, 3:44 PM EDT | TSTM WND DMG | Johnstown, PA | WIRES REPORTED DOWN IN THE CITY OF JOHNSTOWN. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 7.7 hours before the alert went out and 140 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1560 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 393 m²/s²
- 0-3 km storm-relative helicity
- 417 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
130
WUUS51 KCTP 241939
SVRCTP
PAC013-021-033-242030-
/O.NEW.KCTP.SV.W.0021.130424T1939Z-130424T2030Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE STATE COLLEGE PA
339 PM EDT WED APR 24 2013
THE NATIONAL WEATHER SERVICE IN STATE COLLEGE PA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN BLAIR COUNTY IN CENTRAL PENNSYLVANIA...
CAMBRIA COUNTY IN CENTRAL PENNSYLVANIA...
SOUTH CENTRAL CLEARFIELD COUNTY IN CENTRAL PENNSYLVANIA...
* UNTIL 430 PM EDT
* AT 334 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM. THE STORM WAS NEAR EAST CONEMAUGH...MOVING
NORTHEAST AT 65 MPH. THIS STORM IS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.
* LOCATIONS IN THE WARNING INCLUDE...
EBENSBURG AND PORTAGE...
LORETTO AND CRESSON...
GALLITZIN AND PATTON...
HORSESHOE CURVE AND ALTOONA...
BELLWOOD AND BLANDBURG...
TIPTON AND SINKING VALLEY...
OTHER LOCATIONS IN THE WARNING INCLUDE DELGROSSO'S AMUSEMENT PARK...
LAKEMONT PARK AND ISLAND WATERPARK...PEOPLES NATURAL GAS FIELD...
ALLEGHENY PORTAGE RAILROAD NATIONAL HISTORIC SITE...JOHNSTOWN FLOOD
NATIONAL MEMORIAL HISTORIC SITE...SAINT FRANCIS UNIVERSITY...MT.
ALOYSIUS COLLEGE AND PENN STATE ALTOONA.
THIS WILL IMPACT I-99 BETWEEN MILE MARKERS 27 AND 47.
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 IN STATE COLLEGE THROUGH TWITTER OR FACEBOOK.
&&
LAT...LON 4049 7893 4086 7841 4078 7834 4076 7838
4074 7837 4073 7830 4059 7817 4056 7820
4053 7817 4055 7814 4050 7815 4027 7890
4031 7904
TIME...MOT...LOC 1939Z 239DEG 55KT 4040 7883
$$
FORECASTER: LAMBERT1 follow-up statement
414
WWUS51 KCTP 242006
SVSCTP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
406 PM EDT WED APR 24 2013
PAC013-021-033-242030-
/O.CON.KCTP.SV.W.0021.000000T0000Z-130424T2030Z/
BLAIR PA-CAMBRIA PA-CLEARFIELD PA-
406 PM EDT WED APR 24 2013
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM EDT
FOR CLEARFIELD...CAMBRIA AND BLAIR COUNTIES...
AT 401 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR GALLITZIN...OR 8 MILES
EAST OF EBENSBURG...MOVING NORTHEAST AT 50 MPH.
LOCATIONS IN THE WARNING INCLUDE...
CANOE CREEK STATE PARK AND BLANDBURG...
SINKING VALLEY AND BELLWOOD...
RAMEY...
OTHER LOCATIONS IN THE WARNING INCLUDE DELGROSSO'S AMUSEMENT PARK...
LAKEMONT PARK AND ISLAND WATERPARK...PEOPLES NATURAL GAS FIELD...
ALLEGHENY PORTAGE RAILROAD NATIONAL HISTORIC SITE...SAINT FRANCIS
UNIVERSITY...MT. ALOYSIUS COLLEGE AND PENN STATE ALTOONA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL
WEATHER SERVICE IN STATE COLLEGE THROUGH TWITTER OR FACEBOOK.
&&
LAT...LON 4059 7876 4086 7841 4078 7834 4076 7838
4074 7837 4073 7830 4060 7817 4056 7820
4053 7817 4054 7815 4050 7815 4034 7870
4042 7880
TIME...MOT...LOC 2006Z 242DEG 44KT 4051 7850
$$
FORECASTER: LAMBERTThe office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 24, 3:26 PM EDT | Special Weather Statement | CTP | Cambria | 49 min |
| Apr 24, 3:54 PM EDT | Special Weather Statement | CTP | Bedford, Fulton, Somerset | 51 min |
| Apr 24, 4:03 PM EDT | Special Weather Statement | CTP | Blair, Centre, Clinton, Huntingdon | 57 min |
| Apr 24, 4:37 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Centre, Clinton, Cumberland, Franklin, Fulton and 6 more | 53 min |
| Apr 24, 5:01 PM EDT | Special Weather Statement | CTP | Franklin, Fulton | 44 min |
| Apr 24, 5:12 PM EDT | Special Weather Statement | CTP | Lycoming, Sullivan | 63 min |
| Apr 24, 5:23 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Cumberland, Franklin, Fulton | 37 min |
| Apr 24, 5:32 PM EDT | Special Weather Statement | CTP | Columbia, Dauphin, Juniata, Lebanon, Montour, Northumberland and 4 more | 58 min |
| Apr 24, 6:11 PM EDT | Special Weather Statement | CTP | Adams, Cumberland, Franklin, York | 34 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2013Every severe thunderstorm warning in 2013
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.