Alert archive / Pennsylvania / Flash Flood Warnings in 1995
Flash Flood Warning 20, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this flash flood warning at Jun 10, 1995, 10:55 PM EDT for Butler County, Pennsylvania. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Jun 10, 1995, 10:55 PM EDT (02:55 UTC)
- Expired
- Jun 11, 1995, 2:00 AM EDT
- In force
- 3 hr
- Issued by
- NWS Pittsburgh, PA
- Area
- Whole counties
County Butler County, PA
The radar
The Pittsburgh radar (KPBZ), 49 km from the middle of the area, began a volume at 02:56 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 00:00Z, 2.9 hours before the alert went out and 58 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
- 1108 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 829 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 253 m²/s²
- 0-3 km storm-relative helicity
- 285 m²/s²
- Significant tornado parameter
- 1.6
- Supercell composite
- 7.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KPIT 110256 FFWPIT PAC019-110600- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE PITTSBURGH PA 1055 PM EDT SAT JUN 10 1995 THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 200 AM EDT FOR THE FOLLOWING LOCATION... IN WEST PENNSYLVANIA ...BUTLER COUNTY MCMURRAY RUN IN NORTHWEST BUTLER COUNTY IS OUT OF ITS BANKS AND FLOODING THE INTERSECTION OF ROUTE 8 AND ROUTE 58 AT HARRISVILLE. ALTHOUGH RAIN HAS ENDED IN NORTHWEST BUTLER COUNTY...STREAMS MAY CONTINUE TO RISE FOR SEVERAL HOURS. MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVEhR TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. &
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Local storm report, Jun 10, 7:01 PM EDT, 3 hours 54 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA
700 PM EDT SAT JUN 10 1995
0105 PM CARROLL
TIME(EDT) .....CITY..... STATE ...EVENT/REMARKS...
.....COUNTY.....
0230 PM MT WASHINGTON(PITTSBURGH) PA LARGE TREE DOWN
06/10/95 ALLEGHENY COUNTY
0245 PM NEAR GREENSBURG PA NUMEROUS TREES AND POWER
06/10/95 WESTMORELAND COUNTY LINES DOWN
0258 PM OAKLAND MD LARGE TREE LIMBS DOWN
06/10/95 GARRETT COUNTY
0500 PM LANCASTER OH 6"-12" TREES DOWN
06/10/95 MUSKINGUM COUNTY 2 BUILDINGS DAMAGED
0515 PM DILLON FALLS OH LARGE TREE DOWN
06/10/95 MUSKINGUM COUNTY
0530 PM COOPER MILL OH LARGE TREES DOWN
06/10/95 MUSKINGUM COUNTY
0530 PM ROSE HILL OH LARGE TREES DOWN
06/10/95 MUSKINGUM COUNTYLocal storm report, Jun 10, 7:02 PM EDT, 3 hours 53 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA
700 PM EDT SAT JUN 10 1995
TIME(EDT) .....CITY..... STATE ...EVENT/REMARKS...
.....COUNTY.....
0230 PM MT WASHINGTON(PITTSBURGH) PA LARGE TREE DOWN
06/10/95 ALLEGHENY COUNTY
0245 PM NEAR GREENSBURG PA NUMEROUS TREES AND POWER
06/10/95 WESTMORELAND COUNTY LINES DOWN
0258 PM OAKLAND MD LARGE TREE LIMBS DOWN
06/10/95 GARRETT COUNTY
0500 PM LANCASTER OH 6"-12" TREES DOWN
06/10/95 MUSKINGUM COUNTY 2 BUILDINGS DAMAGED
0515 PM DILLON FALLS OH LARGE TREE DOWN
06/10/95 MUSKINGUM COUNTY
0530 PM COOPER MILL OH LARGE TREES DOWN
06/10/95 MUSKINGUM COUNTY
0530 PM ROSE HILL OH LARGE TREES DOWN
06/10/95 MUSKINGUM COUNTYSpecial weather statement, Jun 10, 8:25 PM EDT, 2 hours 30 minutes before
PAZ007>009-013>016-020>023-029>032-WVZ001>004-012-021>023-041- OHZ039>041-048>050-057>059-068-069-MDZ001-110230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 825 PM EDT SAT JUN 10 1995 ...THE SEVERE THUNDERSTORM WATCH CANCELLED FOR WESTERN PENNSYLVANIA AND NORTHERN WEST VIRGINIA... THE SEVERE THUNDERSTORM WATCH FOR SOUTHWESTERN PENNSYLVANIA AND NORTHERN WEST VIRGINIA HAS BEEN CANCELLED. SOME SCATTERED THUNDERSTORMS WILL CONTINUE ACROSS WESTERN PENNSYLVANIA AND NORTHERN WEST VIRGNIA UNTIL MIDNIGHT...BUT THERE WILL BE LITTLE RISK OF DAMAGING WINDS OR LARGE HAIL. SOME OF THE THUNDERSTORMS MAY CONTAIN LOCALLY HEAVY DOWNPOURS THAT COULD CAUSE FLOODING IN POOR DRAINAGE AREAS AND PRODUCE PONDING OF WATER ON ROAD SURFACES. DAVIS/DRZAL/PALKO/REED/VERNO
Special weather statement, Jun 10, 8:26 PM EDT, 2 hours 29 minutes before
PAZ007>009-013>016-020>023-029>032-WVZ001>004-012-021>023-041- OHZ039>041-048>050-057>059-068-069-MDZ001-110230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 825 PM EDT SAT JUN 10 1995 ...THE SEVERE THUNDERSTORM WATCH CANCELLED FOR WESTERN PENNSYLVANIA AND NORTHERN WEST VIRGINIA... THE SEVERE THUNDERSTORM WATCH FOR SOUTHWESTERN PENNSYLVANIA AND NORTHERN WEST VIRGINIA HAS BEEN CANCELLED. SOME SCATTERED THUNDERSTORMS WILL CONTINUE ACROSS WESTERN PENNSYLVANIA AND NORTHERN WEST VIRGNIA UNTIL MIDNIGHT...BUT THERE WILL BE LITTLE RISK OF DAMAGING WINDS OR LARGE HAIL. SOME OF THE THUNDERSTORMS MAY CONTAIN LOCALLY HEAVY DOWNPOURS THAT COULD CAUSE FLOODING IN POOR DRAINAGE AFREAS AND PRODUCE PONDING OF WATER ON ROAD SURFACES. DAVIS/DRZAL/PALKO/REED/VERNO
Special weather statement, Jun 10, 8:27 PM EDT, 2 hours 28 minutes before
PAZ007>009-013>016-020>023-029>032-WVZ001>004-012-021>023-041- OHZ039>041-048>050-057>059-068-069-MDZ001-110230- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE PITTSBURGH PA 827 PM EDT SAT JUN 10 1995 ...THE SEVERE THUNDERSTORM WATCH CANCELLED FOR WESTERN PENNSYLVANIA... EASTERN OHIO AND NORTHERN WEST VIRGINIA... THE SEVERE THUNDERSTORM WATCH FOR SOUTHWESTERN PENNSYLVANIA...EASTERN OHIO AND NORTHERN WEST VIRGINIA HAS BEEN CANCELLED. SOME SCATTERED THUNDERSTORMS WILL CONTINUE ACROSS WESTERN PENNSYLVANIA EASTERN OHIO AND NORTHERN WEST VIRGNIA UNTIL MIDNIGHT...BUT THERE WILL BE LITTLE RISK OF DAMAGING WINDS OR LARGE HAIL. SOME OF THE THUNDERSTORMS MAY CONTAIN LOCALLY HEAVY DOWNPOURS THAT COULD CAUSE FLOODING IN POOR DRAINAGE AREAS AND PRODUCE PONDING OF WATER ON ROAD SURFACES. DAVIS/DRZAL/PALKO/REED/VERNO
Special weather statement, Jun 10, 8:28 PM EDT, 2 hours 27 minutes before
PAZ007>009-013>016-020>023-029>032-WVZ001>004-012-021>023-041- OHZ039>041-048>050-057>059-068-069-MDZ001-110230- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE PITTSBURGH PA 827 PM EDT SAT JUN 10 1995 ...THE SEVERE THUNDERSTORM WATCH CANCELLED FOR WESTERN PENNSYLVANIA... EASTERN OHIO AND NORTHERN WEST VIRGINIA... THE SEVERE THUNDERSTORM WATCH FOR SOUTHWESTERN PENNSYLVANIA...EASTERN OHIO AND NORTHERN WEST VIRGINIA HAS BEEN CANCELLED. SOME SCATTERED THUNDERSTORMS WILL CONTINUE ACROSS WESTERN PENNSYLVANIA EASTERN OHIO AND NORTHERN WEST VIRGNIA UNTIL MIDNIGHT...BUT THERE WILL BE LITTLE RISK OF DAMAGING WINDS OR LARGE HAIL. SOME OF THE THUNDERSTORMS MAY CONTAIN LOCALLY HNEAVY DOWNPOURS THAT COULD CAUSE FLOODING IN POOR DRAINAGE AREAS AND PRODUCE PONDING OF WATER ON ROAD SURFACES. DAVIS/DRZAL/PALKO/REED/VERNO
The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 9:13 PM EDT | Flash Flood Warning | PBZ | Allegheny | 3 hr |
| Jun 10, 9:21 PM EDT | Flash Flood Warning | PBZ | Mercer | 3 hr |
| Jun 11, 2:41 PM EDT | Severe Thunderstorm Warning | PBZ | Butler, Venango | 49 min |
| Jun 11, 3:02 PM EDT | Flash Flood Warning | PBZ | Lawrence | 3 hr |
| Jun 11, 3:07 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion | 68 min |
| Jun 11, 3:45 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 45 min |
| Jun 11, 3:50 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Washington | 40 min |
| Jun 11, 4:05 PM EDT | Flash Flood Warning | PBZ | Clarion | 115 min |
| Jun 11, 4:30 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 45 min |
| Jun 11, 4:48 PM EDT | Flash Flood Warning | PBZ | Butler | 2 hr |
| Jun 11, 4:51 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 54 min |
| Jun 11, 5:11 PM EDT | Flash Flood Warning | PBZ | Armstrong | 109 min |
Nearby
Flash Flood Warnings in Pennsylvania, 1995Every flash flood warning in 1995
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.