Alert archive / Pennsylvania / Tornado Warnings in 2014
Tornado Warning 9, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this tornado warning at Sep 2, 2014, 4:30 PM EDT for Jefferson County, Pennsylvania. It was in force for 30 min. 3 reports 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
- Sep 2, 2014, 4:30 PM EDT (20:30 UTC)
- Expired
- Sep 2, 2014, 5:00 PM EDT
- In force
- 30 min
- Issued by
- NWS Pittsburgh, PA
- Area
- Storm-based polygon
County Jefferson County, PA
The radar
The State College radar (KCCX), 83 km from the middle of the area, began a volume at 20:30 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 |
|---|---|---|---|
| Sep 2, 4:45 PM EDT | TSTM WND DMG | Sykesville, PA | TREES DOWN ALONG ROUTE 119 |
| Sep 2, 4:45 PM EDT | TSTM WND DMG | Sykesville, PA | TREES DOWN ALONG STANLEY BOTTOM ROAD JUST EAST OF THE TOWN...TIME ESTIMATED FROM RADAR |
| Sep 2, 4:53 PM EDT | TSTM WND DMG | Sykesville, PA | NUMEROUS TREES DOWN ON SYKESVILLE ROAD EXTENSION ALL ORIENTED IN THE SAME DIRECTION |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Pittsburgh, PA (KAGC), launched 12:00Z, 8.5 hours before the alert went out and 114 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
- 274 J/kg
- Mixed-layer CIN
- -43 J/kg
- Mixed-layer LCL
- 600 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 55 m²/s²
- 0-3 km storm-relative helicity
- 46 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
209 WFUS51 KPBZ 022030 TORPBZ PAC065-022100- /O.NEW.KPBZ.TO.W.0009.140902T2030Z-140902T2100Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE PITTSBURGH PA 430 PM EDT TUE SEP 2 2014 THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A * TORNADO WARNING FOR... SOUTHEASTERN JEFFERSON COUNTY IN WEST CENTRAL PENNSYLVANIA... * UNTIL 500 PM EDT * AT 427 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO WAS 6 MILES WEST OF PUNXSUTAWNEY...OR NEAR DORA...MOVING EAST AT 35 MPH. HAZARD...TORNADO. SOURCE...RADAR. IMPACT...FLYING DEBRIS...STRUCTURAL DAMAGE. * LOCATIONS IMPACTED INCLUDE... PUNXSUTAWNEY... PRECAUTIONARY/PREPAREDNESS ACTIONS... MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. TORNADOES IN HILLY OR MOUNTAINOUS TERRAIN ARE ESPECIALLY DANGEROUS BECAUSE YOU MAY NOT BE ABLE TO SEE OR HEAR THE TORNADO APPROACH. PLEASE REPORT SEVERE WEATHER BY CALLING...412-262-1988...POSTING TO THE NWS PITTSBURGH FACEBOOK PAGE...OR USING TWITTER @NWSPITTSBURGH. && LAT...LON 4093 7910 4101 7912 4112 7880 4094 7880 TIME...MOT...LOC 2030Z 257DEG 32KT 4097 7905 $$
3 follow-up statements
547
WWUS51 KPBZ 022039
SVSPBZ
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PITTSBURGH PA
439 PM EDT TUE SEP 2 2014
PAC065-022100-
/O.CON.KPBZ.TO.W.0009.000000T0000Z-140902T2100Z/
JEFFERSON PA-
439 PM EDT TUE SEP 2 2014
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM EDT FOR JEFFERSON
COUNTY...
AT 437 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR PUNXSUTAWNEY...MOVING EAST AT 35 MPH.
HAZARD...TORNADO.
SOURCE...RADAR.
IMPACT...FLYING DEBRIS...STRUCTURAL DAMAGE.
* LOCATIONS IMPACTED INCLUDE...
RURAL JEFFERSON COUNTY
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS.
TORNADOES IN HILLY OR MOUNTAINOUS TERRAIN ARE ESPECIALLY DANGEROUS
BECAUSE YOU MAY NOT BE ABLE TO SEE OR HEAR THE TORNADO APPROACH.
PLEASE REPORT SEVERE WEATHER BY CALLING...412-262-1988...POSTING TO
THE NWS PITTSBURGH FACEBOOK PAGE...OR USING TWITTER @NWSPITTSBURGH.
&&
LAT...LON 4096 7900 4104 7903 4112 7880 4096 7880
TIME...MOT...LOC 2039Z 257DEG 32KT 4099 7895
$$153
WWUS51 KPBZ 022047
SVSPBZ
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PITTSBURGH PA
447 PM EDT TUE SEP 2 2014
PAC065-022100-
/O.CON.KPBZ.TO.W.0009.000000T0000Z-140902T2100Z/
JEFFERSON PA-
447 PM EDT TUE SEP 2 2014
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM EDT FOR JEFFERSON
COUNTY...
AT 444 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 6 MILES NORTHEAST OF PUNXSUTAWNEY...MOVING EAST AT 35
MPH.
HAZARD...TORNADO.
SOURCE...RADAR.
IMPACT...FLYING DEBRIS...STRUCTURAL DAMAGE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS.
TORNADOES IN HILLY OR MOUNTAINOUS TERRAIN ARE ESPECIALLY DANGEROUS
BECAUSE YOU MAY NOT BE ABLE TO SEE OR HEAR THE TORNADO APPROACH.
PLEASE REPORT SEVERE WEATHER BY CALLING...412-262-1988...POSTING TO
THE NWS PITTSBURGH FACEBOOK PAGE...OR USING TWITTER @NWSPITTSBURGH.
&&
LAT...LON 4099 7880 4099 7890 4103 7893 4107 7893
4112 7880
TIME...MOT...LOC 2047Z 257DEG 32KT 4100 7886
$$929
WWUS51 KPBZ 022056
SVSPBZ
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PITTSBURGH PA
456 PM EDT TUE SEP 2 2014
PAC065-022105-
/O.EXP.KPBZ.TO.W.0009.000000T0000Z-140902T2100Z/
JEFFERSON PA-
456 PM EDT TUE SEP 2 2014
...THE TORNADO WARNING WILL EXPIRE AT 500 PM EDT FOR JEFFERSON
COUNTY...
THE THUNDERSTORM THAT PROMPTED THE WARNING HAS EXITED THE WARNED
AREA. THUS THE TORNADO WARNING HAS BEEN ALLOWED TO EXPIRE.
PLEASE REPORT SEVERE WEATHER BY CALLING...412-262-1988...POSTING TO
THE NWS PITTSBURGH FACEBOOK PAGE...OR USING TWITTER @NWSPITTSBURGH.
LAT...LON 4099 7880 4099 7890 4103 7893 4107 7893
4112 7880
TIME...MOT...LOC 2055Z 257DEG 32KT 4102 7877
$$The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 2, 2:17 PM EDT | Special Weather Statement | PBZ | Fayette | 28 min |
| Sep 2, 3:37 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Mercer, Venango | 25 min |
| Sep 2, 3:49 PM EDT | Areal Flood Advisory | PBZ | Venango | 3 hr |
| Sep 2, 3:54 PM EDT | Special Weather Statement | PBZ | Westmoreland | 51 min |
| Sep 2, 5:19 PM EDT | Special Weather Statement | PBZ | Indiana | 41 min |
| Sep 2, 5:32 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 28 min |
Nearby
Tornado Warnings in Pennsylvania, 2014Every tornado warning in 2014Tornadoes in 2014
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.