Alert archive / Pennsylvania / Flash Flood Warnings in 1997
Flash Flood Warning 87, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this flash flood warning at Nov 8, 1997, 3:58 AM EST for Indiana County, Westmoreland County, Pennsylvania. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Nov 8, 1997, 3:58 AM EST (08:58 UTC)
- Expired
- Nov 8, 1997, 8:00 AM EST
- In force
- 4 hr
- Issued by
- NWS Pittsburgh, PA
- Area
- Whole counties
Counties Indiana County, PA, Westmoreland County, PA
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 9.0 hours before the alert went out and 70 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 526 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 82 m²/s²
- 0-3 km storm-relative helicity
- 108 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 080900 FFWPIT PAC063-129-081300- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE PITTSBURGH PA 358 AM EST SAT NOV 8 1997 THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS EXTENDED THE FLASH FLOOD WARNING UNTIL 800 AM EST FOR THE FOLLOWING LOCATIONS... IN WEST PENNSYLVANIA ...INDIANA COUNTY...WESTMORELAND COUNTY AREAS OF HEAVY RAIN CONTINUE TO MOVE WESTWARD ACROSS INDIANA AND WESTMORELAND COUNTIES. THIS ADDITIONAL RAINFALL WILL AGGRAVATE ANY FLOODING PROBLEMS THAT ARE ALREADY OCCURRING AND LIKELY CAUSE MORE STREAMS AND CREEKS TO GO OUT OF THEIR BANKS. MUDSLIDES ARE ALSO POSSIBLE. MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER 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, Nov 7, 11:40 PM EST, 4 hours 18 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH, PA
1140 PM EST FRI NOV 7 1997
TIME(EST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0730 AM NEAR FARMINGTON PA FLOODING
FAYETTE WHARTON FURNACE ROAD
FLOODED
0544 PM CRAMER PA FLOODING
INDIANA RTE 403 NORTHBOUND LANE
FLOODED
0550 PM PIKESVILLE PA FLOODING
JEFFERSON SMALL STREAMS OUT OF
BANKS...LOWLAND FLOODING
0700 PM HOMER CITY PA FLOODING
INDIANA TEARING RUN BESIDE VILLAGE
OF COY. WATER ONTO SR 2011
0815 PM ROBINSON PA FLOODING
INDIANA RICHARD RUN FLOODED NEAR
RTE 259 AND RURAL RTE 2201
AT PINKERTON CROSSINGS
0830 PM LIGONIER PA FLOODING
WESTMORELAND RTE 381 FLOODED
0830 PM SOUTH HUNTINGTON PA FLOODING
WESTMORELAND RTE 70 THROUGH SOUTH
HUNTINGTON FLOODED
0900 PM NEAR SMITHTON PA ROCK SLIDE ONTO PORTION
WESTMORELAND OF RTE 70 AT THE
SMITHTON BRIDGE
1120 PM SHELOCTA PA FLOODING
INDIANA/WESTMORELAND RAILROAD UNDERPASS AT
LINE SEWARD FLOODED OUT
RSH/RRR/RORLocal storm report, Nov 7, 11:56 PM EST, 4 hours 2 minutes before
STORM REPORT...CORRECTION...
NATIONAL WEATHER SERVICE PITTSBURGH, PA
1156 PM EST FRI NOV 7 1997
TIME(EST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0730 AM NEAR FARMINGTON PA FLOODING
FAYETTE WHARTON FURNACE ROAD
FLOODED
0544 PM CRAMER PA FLOODING
INDIANA RTE 403 NORTHBOUND LANE
FLOODED
0350 PM* PIKESVILLE PA FLOODING
JEFFERSON SMALL STREAMS OUT OF
BANKS...LOWLAND FLOODING
0700 PM HOMER CITY PA FLOODING
INDIANA TEARING RUN BESIDE VILLAGE
OF COY. WATER ONTO SR 2011
0815 PM ROBINSON PA FLOODING
INDIANA RICHARD RUN FLOODED NEAR
RTE 259 AND RURAL RTE 2201
AT PINKERTON CROSSINGS
0830 PM LIGONIER PA FLOODING
WESTMORELAND RTE 381 FLOODED
0830 PM SOUTH HUNTINGTON PA FLOODING
WESTMORELAND RTE 70 THROUGH SOUTH
HUNTINGTON FLOODED
0900 PM NEAR SMITHTON PA ROCK SLIDE ONTO PORTION
WESTMORELAND OF RTE 70 AT THE
SMITHTON BRIDGE
1120 PM SHELOCTA PA FLOODING
INDIANA/WESTMORELAND RAILROAD UNDERPASS AT
LINE SEWARD FLOODED OUT
*...CORRECTED TIME FOR PIKEVILLE REPORT
RSH/RRR/RORThe office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 7, 9:45 PM EST | Flash Flood Warning | PBZ | Indiana, Westmoreland | 6 hr |
| Nov 8, 1:29 AM EST | Flash Flood Warning | PBZ | Armstrong | 5 hr |
| Nov 8, 6:28 AM EST | Flash Flood Warning | PBZ | Jefferson | 5 hr |
| Nov 8, 7:58 AM EST | Flash Flood Warning | PBZ | Indiana, Westmoreland | 6 hr |
| Nov 8, 8:25 AM EST | Flash Flood Warning | PBZ | Indiana, Westmoreland | 6 hr |
Nearby
Flash Flood Warnings in Pennsylvania, 1997Every flash flood warning in 1997
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.