Alert archive / Pennsylvania / Special Weather Statements in 2012
Special Weather Statement, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this special weather statement at May 3, 2012, 2:43 AM EDT for Armstrong County, Butler County, 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
- May 3, 2012, 2:43 AM EDT (06:43 UTC)
- Expired
- May 3, 2012, 3:45 AM EDT
- In force
- 62 min
- Issued by
- NWS Pittsburgh, PA
Counties Armstrong County, PA, Butler County, PA
The radar
The Pittsburgh radar (KPBZ), 68 km from the middle of the area, began a volume at 06:43 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 00:00Z, 6.7 hours before the alert went out and 72 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
- 788 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 1640 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 227 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.7
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Pittsburgh, PA wrote its last area forecast discussion before this special weather statement went out at May 3, 1:27 AM EDT, 1 hour 16 minutes earlier.
Area forecast discussion, May 3, 1:27 AM EDT, 1 hour 16 minutes before
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</html>Hazardous weather outlook, May 2, 4:22 AM EDT, 22 hours 21 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PITTSBURGH PA 422 AM EDT WED MAY 2 2012 MDZ001-OHZ039-040-048>050-057>059-068-069-PAZ029-031-075-076- WVZ001>004-012-021>023-041-030830- GARRETT-TUSCARAWAS-CARROLL-COSHOCTON-HARRISON-JEFFERSON OH-MUSKINGUM- GUERNSEY-BELMONT-NOBLE-MONROE-WASHINGTON-GREENE-FAYETTE- FAYETTE RIDGES-HANCOCK-BROOKE-OHIO-MARSHALL-WETZEL-MARION-MONONGALIA- PRESTON-TUCKER- 422 AM EDT WED MAY 2 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MARYLAND...EAST CENTRAL OHIO...SOUTHWEST PENNSYLVANIA...NORTHERN WEST VIRGINIA AND NORTHERN PANHANDLE OF WEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT. SLIGHT RISK FOR SEVERE THUNDERSTORMS TODAY. THE MAIN THREATS WILL BE DAMAGING WIND AND LARGE HAIL. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. OHZ041-PAZ007>009-013>016-020>023-073-074-030830- COLUMBIANA-MERCER-VENANGO-FOREST-LAWRENCE-BUTLER-CLARION- JEFFERSON PA-BEAVER-ALLEGHENY-ARMSTRONG-INDIANA-WESTMORELAND- WESTMORELAND RIDGES- 422 AM EDT WED MAY 2 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL OHIO...NORTHWEST PENNSYLVANIA...SOUTHWEST PENNSYLVANIA AND WEST CENTRAL PENNSYLVANIA. .DAY ONE...TODAY AND TONIGHT. SLIGHT RISK FOR SEVERE THUNDERSTORMS TODAY. THE MAIN THREATS WILL BE DAMAGING WIND AND LARGE HAIL. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. SLIGHT RISK FOR SEVERE THUNDERSTORMS. THE MAIN THREATS WILL BE DAMAGING WIND AND LARGE HAIL. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
In the hours before
Special weather statement, May 3, 12:16 AM EDT, 2 hours 27 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 1216 AM EDT THU MAY 3 2012 PAZ016-030500- JEFFERSON PA- 1216 AM EDT THU MAY 3 2012 ...HEAVY RAIN AND HAIL... THUNDERSTORMS WITH HEAVY RAIN AND HAIL MOVING THROUGH SOUTHEASTERN JEFFERSON COUNTY... AT 1207 AM EDT NATIONAL WEATHER SERVICE RADAR IN PITTSBURGH INDICATED THUNDERSTORMS WITH HEAVY RAIN 4 MILES NORTH OF PUNXSUTAWNEY...MOVING SOUTHEAST AT 30 MPH. THESE THUNDERSTORMS ARE GENERATING HEAVY RAIN THAT WILL POND WATER ON ROADS AND IN LOW LYING AREAS. HAIL AND GUSTY WINDS WILL ALSO ACCOMPANY THIS STORM WITH GUSTS TO 40 MPH POSSIBLE. SOME LOCATIONS THAT WILL BE IMPACTED BY THESE THUNDERSTORMS INCLUDE... PUNXSUTAWNEY... PLEASE REPORT HEAVY RAIN AND FLOODING TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772. LAT...LON 4091 7908 4111 7895 4106 7880 4090 7880
Special weather statement, May 3, 1:16 AM EDT, 1 hour 27 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PITTSBURGH PA
116 AM EDT THU MAY 3 2012
OHZ041-030615-
COLUMBIANA OH-
116 AM EDT THU MAY 3 2012
...HEAVY RAIN, HAIL AND GUSTY WINDS...
THUNDERSTORMS WITH HEAVY RAIN, HAIL AND GUSTY WINDS WILL MOVE
THROUGH THE FOLLOWING COUNTY...
COLUMBIANA...
AT 112 AM EDT NATIONAL WEATHER SERVICE RADAR IN PITTSBURGH INDICATED
THUNDERSTORMS WITH HEAVY RAIN 6 MILES NORTHEAST OF HOMEWORTH...OR
ABOUT 5 MILES EAST OF ALLIANCE...MOVING EAST AT 25 MPH.
THESE THUNDERSTORMS ARE GENERATING HEAVY RAIN THAT WILL POND WATER ON
ROADS AND IN LOW LYING AREAS. IN ADDITION, HAIL AND WINDS GUSTS TO
40 MPH ARE POSSIBLE.
SOME LOCATIONS THAT WILL BE IMPACTED BY THESE THUNDERSTORMS
INCLUDE...
HOMEWORTH... GUILFORD LAKE STATE PARK...
SALEM... LEETONIA... LISBON...
COLUMBIANA... EAST PALESTINE...
PLEASE REPORT HEAVY RAIN AND FLOODING TO THE NATIONAL WEATHER SERVICE
BY CALLING TOLL FREE...1-877-633-6772.
LAT...LON 4091 8081 4091 8052 4071 8052 4083 8109
4090 8109 4091 8108 4091 8091 4093 8090
4093 8083Special weather statement, May 3, 1:37 AM EDT, 1 hour 6 minutes before
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</html>Special weather statement, May 3, 2:18 AM EDT, 25 minutes before
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</html>Special weather statement, May 3, 2:43 AM EDT, 0 minutes before
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</html>The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 2, 8:29 PM EDT | Special Weather Statement | PBZ | Forest | 46 min |
| May 3, 12:16 AM EDT | Special Weather Statement | PBZ | Jefferson | 44 min |
| May 3, 2:18 AM EDT | Special Weather Statement | PBZ | Beaver | 57 min |
| May 3, 3:24 AM EDT | Special Weather Statement | PBZ | Armstrong, Indiana | 66 min |
| May 3, 5:04 AM EDT | Special Weather Statement | PBZ | Armstrong, Indiana | 56 min |
| May 3, 5:56 AM EDT | Special Weather Statement | PBZ | Westmoreland | 64 min |
| May 3, 7:19 AM EDT | Special Weather Statement | PBZ | Fayette | 56 min |
| May 3, 2:39 PM EDT | Special Weather Statement | PBZ | Jefferson | 36 min |
| May 3, 3:13 PM EDT | Special Weather Statement | PBZ | Jefferson | 47 min |
| May 3, 3:25 PM EDT | Special Weather Statement | PBZ | Forest | 35 min |
| May 3, 3:42 PM EDT | Areal Flood Advisory | PBZ | Jefferson | 97 min |
| May 3, 1:16 AM EDT | Special Weather Statement | PBZ | Columbiana | 59 min |
| May 3, 1:37 AM EDT | Special Weather Statement | PBZ | Carroll | 53 min |
Nearby
Special Weather Statements in Pennsylvania, 2012Every special weather statement 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.