Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 288, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Sep 13, 2011, 6:56 PM EDT for Crawford County, Pennsylvania. It was in force for 64 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
- Sep 13, 2011, 6:56 PM EDT (22:56 UTC)
- Expired
- Sep 13, 2011, 8:00 PM EDT
- In force
- 64 min
- Issued by
- NWS Cleveland, OH
- Area
- Storm-based polygon
County Crawford County, PA
The radar
The Pittsburgh radar (KPBZ), 120 km from the middle of the area, began a volume at 22:56 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
Pittsburgh, PA (KPIT), launched 12:00Z, 10.9 hours before the alert went out and 132 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
- 324 J/kg
- Mixed-layer CIN
- -45 J/kg
- Mixed-layer LCL
- 963 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 58 m²/s²
- 0-3 km storm-relative helicity
- 83 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
298
WUUS51 KCLE 132256
SVRCLE
PAC039-140000-
/O.NEW.KCLE.SV.W.0288.110913T2256Z-110914T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
656 PM EDT TUE SEP 13 2011
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHERN CRAWFORD COUNTY IN NORTHWEST PENNSYLVANIA
* UNTIL 800 PM EDT
* AT 653 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 7 MILES
SOUTHEAST OF LINESVILLE...AND MOVING EAST AT 30 MPH.
* LOCATIONS IMPACTED INCLUDE...
MEADVILLE...
TITUSVILLE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. SEEK SHELTER INSIDE NOW AND STAY AWAY FROM
WINDOWS.
&&
PLEASE REPORT HAIL AND STRONG WINDS TO THE NATIONAL WEATHER SERVICE
BY CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY.
LAT...LON 4161 7974 4162 7982 4148 8001 4147 8029
4149 8053 4168 8051 4180 7961 4162 7961
TIME...MOT...LOC 2256Z 269DEG 25KT 4156 8032
$$
KIELTYKA3 follow-up statements
822
WWUS51 KCLE 132312
SVSCLE
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
712 PM EDT TUE SEP 13 2011
PAC039-140000-
/O.CON.KCLE.SV.W.0288.000000T0000Z-110914T0000Z/
CRAWFORD PA-
712 PM EDT TUE SEP 13 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR SOUTHERN CRAWFORD COUNTY IN NORTHWEST PENNSYLVANIA...
AT 706 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM 6 MILES NORTH OF TITUSVILLE TO
JAMESTOWN PENNSYLVANIA...MOVING SOUTH AT 10 MPH.
LOCATIONS NEAR THE PATH OF SEVERE THUNDERSTORMS INCLUDE...TITUSVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. SEEK SHELTER INSIDE NOW AND STAY AWAY FROM
WINDOWS.
&&
LAT...LON 4162 7962 4161 7969 4162 7979 4162 7982
4148 8001 4148 8009 4148 8015 4149 8049
4149 8052 4153 8052 4179 7966 4180 7962
4180 7961 4175 7961
TIME...MOT...LOC 2309Z 345DEG 8KT 4170 7963 4146 8040
$$
THOMPSON402
WWUS51 KCLE 132339
SVSCLE
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
739 PM EDT TUE SEP 13 2011
PAC039-140000-
/O.CON.KCLE.SV.W.0288.000000T0000Z-110914T0000Z/
CRAWFORD PA-
739 PM EDT TUE SEP 13 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR SOUTHERN CRAWFORD COUNTY IN NORTHWEST PENNSYLVANIA...
AT 736 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM TITUSVILLE TO JUST SOUTH OF
JAMESTOWN PENNSYLVANIA...MOVING SOUTH AT 10 MPH.
LOCATIONS NEAR THE PATH OF SEVERE THUNDERSTORMS INCLUDE...RURAL
SOUTHERN CRAWFORD COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. SEEK SHELTER INSIDE NOW AND STAY AWAY FROM
WINDOWS.
&&
LAT...LON 4162 7962 4161 7969 4162 7979 4162 7982
4148 8001 4148 8009 4148 8015 4149 8049
4149 8052 4153 8052 4179 7966 4180 7962
4180 7961 4175 7961
TIME...MOT...LOC 2337Z 345DEG 8KT 4164 7961 4140 8038
$$
THOMPSON489
WWUS51 KCLE 132357
SVSCLE
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
757 PM EDT TUE SEP 13 2011
PAC039-140007-
/O.EXP.KCLE.SV.W.0288.000000T0000Z-110914T0000Z/
CRAWFORD PA-
757 PM EDT TUE SEP 13 2011
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN CRAWFORD COUNTY IN
NORTHWEST PENNSYLVANIA EXPIRES AT 800 PM EDT...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4162 7962 4161 7969 4162 7979 4162 7982
4148 8001 4148 8009 4148 8015 4149 8049
4149 8052 4153 8052 4179 7966 4180 7962
4180 7961 4175 7961
TIME...MOT...LOC 2357Z 345DEG 8KT 4160 7959 4136 8036
$$
THOMPSONThe office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 13, 6:17 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 28 min |
| Sep 13, 7:01 PM EDT | Areal Flood Advisory | CLE | Crawford | 2 hr |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2011Every severe thunderstorm warning in 2011
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.