Alert archive / Pennsylvania / Flash Flood Warnings in 1992
Flash Flood Warning 50, NWS Cleveland, OH
NWS Cleveland, OH issued this flash flood warning at Aug 8, 1992, 8:13 PM EDT for Crawford County, Venango County, Pennsylvania. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Aug 8, 1992, 8:13 PM EDT (00:13 UTC)
- Expired
- Aug 8, 1992, 10:15 PM EDT
- In force
- 2 hr
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
Counties Crawford County, PA, Venango County, PA
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 0.2 hours before the alert went out and 127 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
- 1269 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 705 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 176 m²/s²
- 0-3 km storm-relative helicity
- 191 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 4.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KERI 090016 FFWERI PAC039-053-121-090215- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE ERIE PA 813 PM EDT SAT AUG 8 1992 THE NATIONAL WEATHER SERVICE IN ERIE HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1015 PM EDT FOR THE FOLLOWING LOCATIONS... IN NORTHWEST PENNSYLVANIA ...CRAWFORD COUNTY...FOREST COUNTY...VENANGO COUNTY AT 805 PM EDT WEATHER RADAR SHOWED A LINE OF STRONG TO SEVERE THUNDERSTORMS EXTENDING FROM SOUTHERN CRAWFORD COUNTY TO FRANKLIN AND OIL CITY IN VENANGO COUNTY...EASTWARD TO FOREST COUNTY. THE LINE OF THUNDERTORMS WAS MOVING TO THE SOUTHEAST AT 5 MILES AN HOUR WHILE THE THUNDERSTORM CELLS WERE MOVING TO THE EAST AT 25 MILES AN HOUR. THE HEAVY RAIN IN THESE THUNDERSTORMS WILL PRODUCE FLOODING ALONG STREAMS AND CREEKS...LOW LYING AREAS AND ROADWAYS. SINCE THESE STORMS HAVE BEEN MOVING ACROSS THE SAME AREA...THE DANGER OF FLOODING WILL REMAIN OVER THE NEXT FEW HOURS. 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. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. T>O ESCAPE RISING WATER MOVE UP 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, Aug 8, 4:01 PM EDT, 4 hours 12 minutes before
PAZ001-082030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE, PA 350 PM EDT SAT AUG 08 1992 ...STRONG THUNDERSTORM DEVELOPING NEAR THE PENNSYLVANIA LAKESHORE... AT 350 THIS AFTERNOON WEATHER RADAR SHOWED A STRONG THUNDERSTORM DEVELOPING OFFSHORE FROM CONNEAUT OHIO...OTHER THUNDERSTORMS ARE DEVELOPING JUST SOUTH OF THE LAKESHORE IN NORTHEASTERN OHIO. ALSO AN ISOLATED THUNDERSTORM WAS OVER THE CENTRAL LAKE SOUTH OF LONG POINT CANADA. THUNDERSTORMS WERE MOVING TOWARDS THE EAST AT 15 MILES AN HOUR. SMALL BOATERS ON LAKE ERIE SHOULD KEEP ALERT FOR THREATENING WEATHER AND BE PREPARED TO SEEK SAFE HARBOR. PARRISH
Special weather statement, Aug 8, 5:03 PM EDT, 3 hours 10 minutes before
OHZALL-082200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 502 PM EDT SAT AUG 8 1992 A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE NORTHEAST QUARTER OF OHIO UNTIL 11 PM EDT THIS EVENING. SOME OF THE CITIES INCLUDED IN THIS WATCH ARE AKRON-CANTON...LORAIN... ASHTABULA...CLEVELAND...YOUNGSTOWN...AND STEUBENVILLE. NATIONAL WEATHER SERVICE RADAR AND LIGHTNING DETECTION SYSTEMS AT 5 PM SHOWED SCATTERED SHOWERS AND THUNDERSTORMS STRETCHING ON A LINE FROM EASTERN LAKE ERIE WEST OF BUFFALO SOUTHWEST TO NEAR MANSFIELD. OTHER THUNDERSTORMS WERE IN EASTERN AND SOUTHERN INDIANA. ALL OF THE THUNDERSTORMS WERE MOVING TO THE EAST AT AROUND 25 MPH. THE STRONGEST THUNDERSTORMS WERE IN ASHTABULA COUNTY IN NORTHEAST OHIO AND ALONG THE PENNSYLVANIA SHORELINE OF LAKE ERIE. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING WIND GUSTS IN EXCESS OF 55 MPH...VERY HEAVY RAIN...LARGE HAIL...AND FREQUENT LIGHTNING. A SEVERE THUNDERSTORM WATCH MEANS THAT THERE IS A POSSIBILITY FOR SEVERE THUNDERSTORMS TO DEVELOP IN THE WATCH AREA. IF THREATENING WEATHER SHOULD APPROACH YOUR LOCATION...SEEK SHELTER...PREFERABLY INSIDE A REINFORCED SHELTER OR BUILDING. STAY AWAY FROM WINDOWS. lPARTAIN
Special weather statement, Aug 8, 5:17 PM EDT, 2 hours 56 minutes before
OHZ004-007-082200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AKRON CANTON OH 515 PM EDT SAT AUG 8 1992 A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF NORTHEAST OHIO AND WESTERN PENNSYLV
Special weather statement, Aug 8, 5:50 PM EDT, 2 hours 23 minutes before
OHZ004-082300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE YOUNGSTOWN OH 550 PM EDT SAT AUG 8 1992 A SEVERE THUNDERSTORMS WATCH UNTIL 11 PM EDT. STRONG THUNDERSTORMS WERE MOVING INTO THE MAHONING AND SHENANGO VALLEYS. AT 540 PM EDT WEATHER RADAR INDICATED A LINE OF THUNDERSTORMS RUNNING FROM SOUTH OF BUFFALO NEW YORK THROUGH ERIE PENNSYLVANIA TO AKRON TO NEAR DATON. THE STONGEST CELLS WERE OVER ASHTABULA COUNTY AND OVER THE CITY OF AKRON IN SUMMIT COUNTY. THERE ARE SEVERE THUNDERSTORM WARNINGS FOR BOTH ASHTABULA AND SUMMIT COUNTIRES UNTIL 630 PM. A CELL WAS JUST ENTERING EXTREME SOUTHERN TRUMBULL COUNTY FROM PORTAGE COUNTY NEAR NEWTON FALLS. THIS STORM WAS MOVING EAST AT 25 MPH AND WILL AFFECT THE CITIES OF WARREN AND LIBERTY BY ABOUT 615 PM. IF SEVERE WEATHER THREATENS TAKE SHELTER IN THE BASEMENT OR INTERIOR ROOM. REMEMBER THAT A WATCH MEANS CONDITIONS ARE POSSIBLE FOR SEVERE WEATHER TO OCCUR. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR UPDATES. SITES
Special weather statement, Aug 8, 5:57 PM EDT, 2 hours 16 minutes before
OHZALL-082300- SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 555 PM EDT SAT AUG 8 1992 A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE NORTHEAST QUARTER OF OHIO UNTIL 11 PM EDT THIS EVENING. SOME OF THE CITIES INCLUDED IN THIS WATCH ARE AKRON-CANTON...LORAIN... ASHTABULA...CLEVELAND...YOUNGSTOWN...AND STEUBENVILLE. SEVERE THUNDERSTORM WARNINGS WERE IN EFFECT FOR ASHTABULA COUNTY AND FOR SUMMIT COUNTY...INCLUDING THE CITY OF AKRON...UNTIL 630 PM EDT. AT 550 PM WEATHER SERVICE RADAR SHOWED THUNDERSTORMS SCATTERED ON A LINE FROM BUFFALO NEW YORK SOUTHWEST INTO NORTHEAST OHIO AND DOWN TO JUST NORTHEAST OF DAYTON. THE THUNDERSTORMS WERE MOVING TO THE EAST AT AROUND 25 MPH. THE STRONGEST THUNDERSTORMS WERE OVER SOUTHERN ASHTABULA COUNTY...IN SUMMIT COUNTY NEAR AKRON...AND IN NORTHERN WAYNE COUNTY. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING WIND GUSTS IN EXCESS OF 55 MPH...TORRENTIAL RAIN...LARGE HAIL...AND FREQUENT LIGHTNING. A SEVERE THUNDERSTORM WATCH MEANS THAT THERE IS A POSSIBILITY FOR SEVERE THUNDERSTORMS TO DEVELOP IN THE WATCH AREA. IF THREATENING WEATHER SHOULD APPROACH YOUR LOCATION...SEEK SHELTER...PREFERABLY INSIDE A REINFORCED SHELTER OR BUILDING. STAY AWAY FROM WINDOWS. PARTAIN
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 8:13 PM EDT | Flash Flood Warning | CLE | Forest | 2 hr |
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.