Alert archive / Pennsylvania / Flash Flood Warnings in 1992
Flash Flood Warning 9, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this flash flood warning at Jul 23, 1992, 3:58 PM EDT for Bedford County, Blair County, Pennsylvania. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Jul 23, 1992, 3:58 PM EDT (19:58 UTC)
- Expired
- Jul 23, 1992, 6:00 PM EDT
- In force
- 2 hr
- Issued by
- NWS Pittsburgh, PA
- Area
- Whole counties
Counties Bedford County, PA, Blair County, PA
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 8.0 hours before the alert went out and 144 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
- 464 J/kg
- Mixed-layer CIN
- -38 J/kg
- Mixed-layer LCL
- 640 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 91 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KPIT 232000 FFWPIT PAC009-013-232200- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE PITTSBURGH PA 358 PM EDT THU JUL 23 1992 THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 600 PM EDT FOR THE FOLLOWING LOCATIONS... IN WEST PENNSYLVANIA ...BEDFORD COUNTY...BLAIR COUNTY FLOOD PRODUCING RAIN RAIN HAS MOVED EAST INTO BEDFORD AND BLAIR COUNTIES. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND.
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
Special weather statement, Jul 23, 10:28 AM EDT, 5 hours 30 minutes before
PAZ001>006-013>015-WVZ001-232000- SPECIAL WEATHER STATEMENT-HEAVY DOWNPOURS MOVING TOWARDS WESTERN NATIONAL WEATHER SERVICE PITTSBURGH PA PENNSYLVANNIA 1030 AM EDT THU JUL 23 1992 ...HEAVY DOWNPOURS POSSIBLE THROUGH THIS AFTERNOOON IN THE WESTERN PENNSYLVANIA REGION... AN AREA OF THUNDERSTORMS MOVING THROUGH CENTRAL OHIO WILL REACH EXTREME WESTERN PENNSYLVANIA AROUND NOON AND THE CENTRAL MOUNTAINS BETWEEN 130 AND 2PM. RAINFALL CAN BE EXPECTED TO BE HEAVY WITH THIS AREA AND COULD CAUSE PONDING OF WATER ON ROADWAYS AS WELL AS LOWLAND FLOODING. GUSTY WINDS...DANGEROUS LIGHTNING AND HAIL CAN ALSO BE EXPECTED. AREAS THAT HAVE BEEN ESPECIALLY HARD HIT WITH RAINS OVER THE PAST SEVERAL DAYS ARE MOST PRONE TO LOWLAND FLOODING. THIS INCLUDES THE NORTHWEST TIER OF PENNSYLVANIA COUNTIES. A FLASH FLOOD WATCH MAY BE NECESSARY FOR SOME AREAS EARLY THIS AFTERNOON DEPENDING ON THE MOVEMENT OF THIS THUNDERSTORM AREA. STAY TUNED FOR FURTHbER UPDATES AND POSSIBLE WATCHES OR WARNINGS THROUGH THIS AFTERNOON. SKYWARN OBSERVERS PLEASE REPORT RAINFALL AMOUNTS OF ONE INCH OR GREATER. RWH/RS
Special weather statement, Jul 23, 12:54 PM EDT, 3 hours 4 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE PITTSBURGH PA 1250PM EDT THU JUL 23 1992 THE PITTSBURGH WEATHER SERVICE RADAR SHOWED THUNDERSTORMS MOVING INTO WESTERN PENNSYLVANIA. THESE STORMS WERE PRODUCING HEAVY RAIN AS THEY MOVED ACROSS EASTERN OHIO AND INTO THE NORTHERN PANHANDLE OF WEST VIRGINIA AND SOUTHWESTERN PENNSYLVANIA. THESE STORMS WILL AFFECT BEAVER...ALLEGHENY AND WASHINGTON COUNTIES IN SOUTHWESTERN PENNSYLVANIA AS WELL AS HANCOCK AND BROOKE COUNTIES IN THE WEST VIRGINIA PANHANDLE DURING THE NEXT HOUR. RAINFALL AMOUNTS OF UP TO ONE INCH IN AN HOUR HAVE BEEN REPORTED WITH THESE STORMS AS THEY MOVED ACROSS EASTERN OHIO. MOTORISTS SHOULD EXPECT PONDING OF WATER ON ROADWAYS...REDUCED VISIBILITY AND HEAVY DOWNPOURS FOR THE NEXT SEVERAL HOURS IN THE SOUTHWESTERN PENNSYLVANIA AREA.
Special weather statement, Jul 23, 12:58 PM EDT, 3 hours before
PAZ001>006-013>015-WV001-231800- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTION FOR CODES NATIONAL WEATHER SERVICE PITTSBURGH PA 1255PM EDT THU JUL 23 1992 THE PITTSBURGH WEATHER SERVICE RADAR SHOWED THUNDERSTORMS MOVING INTO WESTERN PENNSYLVANIA. THESE STORMS WERE PRODUCING HEAVY RAIN AS THEY MOVED ACROSS EASTERN OHIO AND INTO THE NORTHERN PANHANDLE OF WEST VIRGINIA AND SOUTHWESTERN PENNSYLVANIA. THESE STORMS WILL AFFECT BEAVER...ALLEGHENY AND WASHINGTON COUNTIES IN SOUTHWESTERN PENNSYLVANIA AS WELL AS HANCOCK AND BROOKE COUNTIES IN THE WEST VIRGINIA PANHANDLE DURING THE NEXT HOUR. RAINFALL AMOUNTS OF UP TO ONE INCH IN AN HOUR HAVE BEEN REPORTED WITH THESE STORMS AS THEY MOVED ACROSS EASTERN OHIO. MOTORISTS SHOULD EXPECT PONDING OF WATER ON ROADWAYS...REDUCED VISIBILITY AND HEAVY DOWNPOURS FOR THE NEXT SEVERAL HOURS IN THE SOUTHWESTERN PENNSYLVANIA AREA. RWH/WR
Special weather statement, Jul 23, 2:52 PM EDT, 1 hour 6 minutes before
PAZ001>006-013>015-WV001-231800- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE PITTSBURGH PA 245PM EDT THU JUL 23 1992 THE PITTSBURGH WEATHER SERVICE RADAR SHOWED STRONG THUNDERSTORMS OVER WESTMORELAND COUNTY JUST WEST OF LATROBE. MANY REPORTS OF STREET AND LOWLAND FLOODING HAVE BEEN RECEIVED FROM MURRYSVILLE AND LATROBE. THESE STORMS WERE MOVING INTO CAMBRIA AND SOMERSET COUNTIES. RAINFALL REPORTS WERE ON THE ORDER OF AN INCH TO AN INCH AND A HALF IN ONE HOUR. THESE STORMS WILL ALSO CONTAIN DANGEROUS LIGHTNING...GUSTY WINDS AND POSSIBLY HAIL. DRIVERS SHOULD USE EXTRA CAUTION AS HEAVY RAINS WILL CAUSE PONDING ON THE ROADWAYS. THE STORMS WILL MOVE OUT OF SOMERSET >AND CAMBRIA COUNTIES BY 5 PM. ROLINSKI
Special weather statement, Jul 23, 3:58 PM EDT, 0 minutes before
PAZ001>006-013>015-WV001-232050- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE PITTSBURGH PA 350 PM EDT THU JUL 23 1992 ...FLASH FLOOD WARNING FOR SOMERSET...CAMBRIA AND AND WESTMORELAND COUNTIES TIL 5 PM... ...FLASH FLOOD WATCH FOR THE SOUTH CENTRAL MOUNTAINS AND SOUTH CENTRAL PENNSYLVANIA TIL 8 PM... THE PITTSBURGH WEATHER SERVICE RADAR SHOWED STRONG THUNDERSTORMS OVER BEDFORD AND BLAIR COUNTIES JUST NORTH AND WEST OF THE CITY OF BEDFORD. ANOTHER STORM WAS LOCATED IN FRANLIN COUNTY BETWEEN CHAMBERSBURG AND MERCERSBURG. MANY REPORTS OF STREET AND LOWLAND FLOODING HAVE BEEN RECEIVED FROM WESTMORELAND...CAMBRIA AND BEDFORD COUNTY. THESE STORMS WERE MOVING TO THE EAST AT 35 MPH AND WILL BE MOVING INTO FULTON AND ADAMS COUNTIES BY 4 PM...WITH ADDITIONAL STORMS BACK INTO FRANKLIN COUNTY BY 430 PM. ANOTHER LINE OF STORMS WAS ALONG THE PENNSYLVANIA-MARYLAND BORDER NEAR CUMBERLAND MARYLAND THEN SOUTHWEST TOWARD ELKINS WEST VIRGINIA. RAINFALL REPORTS WERE ON THE ORDER OF AN INCH TO AN INCH AND A HALF IN ONE HOUR...AND UP TO 2 INCHES OF RAIN IN AN HOUR AND A HALF. THESE STORMS WILL ALSO CONTAIN DANGEROUS LIGHTNING...GUSTY WINDS AND POSSIBLY HAIL. DRIVERS SHOULD USE EXTRA CAUTION AS HEAVY RAINS WILL CAUSE PONDING ON THE ROADWAYS. ALESSI
The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 2:29 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 61 min |
| Jul 23, 2:54 PM EDT | Flash Flood Warning | PBZ | Cambria, Somerset, Westmoreland | 2 hr |
| Jul 23, 5:15 PM EDT | Flash Flood Warning | PBZ | Westmoreland | 105 min |
Nearby
Flash Flood Warnings in Pennsylvania, 1992Every flash flood warning in 1992
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.