Alert archive / Pennsylvania / Flash Flood Warnings in 1995
Flash Flood Warning 85, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this flash flood warning at Jul 15, 1995, 8:19 PM EDT for Allegheny County, Pennsylvania. It was in force for 116 min.
The area
The counties it named.
The facts
- Issued
- Jul 15, 1995, 8:19 PM EDT (00:19 UTC)
- Expired
- Jul 15, 1995, 10:15 PM EDT
- In force
- 116 min
- Issued by
- NWS Pittsburgh, PA
- Area
- Whole counties
County Allegheny County, PA
The radar
The Pittsburgh radar (KPBZ), 21 km from the middle of the area, began a volume at 00:23 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, 0.3 hours before the alert went out and 12 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
- 2889 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 1586 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- -14 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KPIT 160023 COR FFWPIT PAC003-WVC093-160215- BULLETIN - EBS ACTIVATION REQUESTED SEVERE THUNDERSTORM AND FLASH FLOOD WARNING...CORRECTED NATIONAL WEATHER SERVICE PITTSBURGH PA 822 PM EDT SAT JUL 15 1995 THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A SEVERE THUNDERSTORM AND FLASH FLOOD WARNING EFFECTIVE UNTIL 1015 PM EDT FOR THE FOLLOWING LOCATION... IN WEST PENNSYLVANIA...ALLGHENY COUNTY IN NORTHERN WEST VIRGINIA...TUCKER COUNTY. WEATHER RADAR SHOWED REPEATED HEAVY DOWNPOURS CONTINUING OVER EASTERN ALLEGHENY COUNTY IN THE MONROEVILLE AREA. FLASH FLOODING CAN OCCUR. THIS STORM CONTINUES TO BUILD BACK TO THE WEST TOWARD PITTSBURGH. DAMAGING WIND AND LARGE HAIL CAN ALSO OCCUR. SEVERE STORMS WERE ALSO HEADING TOWARD ALLEGHENY COUNTY FROM BEAVER COUNTY. RADAR ALSO SHOWED SLOW MOVING SEVERE STORMS WITH VERY HEAVY RAIN OVER SOUTHERN TUCKER COUNTY...ALSO CAPABLE OF CAUSING FLASH FLOODING... BESIDES DAMAGING WIND AND LARGE HAIL. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND...DESTRUCTIVE HAIL... DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR SAFETY GO TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR BUILDING. SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE ADVANCE WARNING. HEAVY RAINS CAN QUICKLY CAUSE FLOODING. DO NOT CROSS WHERE WATER COVERS YOUR PATH.
The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 15, 8:06 PM EDT | Flash Flood Warning | PBZ | Beaver, Lawrence | 2 hr |
| Jul 15, 8:06 PM EDT | Flash Flood Warning | PBZ | Butler | 2 hr |
| Jul 15, 8:06 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Butler, Lawrence | 2 hr |
| Jul 15, 8:19 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 116 min |
| Jul 15, 8:22 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 113 min |
| Jul 15, 8:30 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion | 60 min |
| Jul 15, 8:59 PM EDT | Flash Flood Warning | PBZ | Mercer | 2 hr |
| Jul 15, 8:59 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 2 hr |
| Jul 15, 9:07 PM EDT | Tornado Warning | PBZ | Butler, Venango | 53 min |
| Jul 15, 9:18 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 42 min |
| Jul 15, 9:18 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 42 min |
| Jul 15, 9:28 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest | 62 min |
| Jul 15, 9:28 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 62 min |
| Jul 15, 9:50 PM EDT | Severe Thunderstorm Warning | PBZ | Venango | 40 min |
| Jul 15, 10:03 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 57 min |
| Jul 15, 10:10 PM EDT | Flash Flood Warning | PBZ | Butler, Mercer | 2 hr |
| Jul 15, 10:20 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Greene, Washington | 55 min |
| Jul 15, 10:40 PM EDT | Flash Flood Warning | PBZ | Venango | 65 min |
| Jul 15, 10:40 PM EDT | Flash Flood Warning | PBZ | Lawrence | 65 min |
| Jul 15, 10:55 PM EDT | Flash Flood Warning | PBZ | Indiana | 2 hr |
| Jul 15, 10:55 PM EDT | Flash Flood Warning | PBZ | Fayette, Greene | 2 hr |
| Jul 15, 10:55 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Greene | 2 hr |
| Jul 15, 10:55 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 2 hr |
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.