Alert archive / Pennsylvania / Flash Flood Warnings in 1989
Flash Flood Warning 25, NWS Cleveland, OH
NWS Cleveland, OH issued this flash flood warning at Jun 20, 1989, 2:08 PM EDT for Forest County, Venango County, Pennsylvania. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Jun 20, 1989, 2:08 PM EDT (18:08 UTC)
- Expired
- Jun 20, 1989, 4:15 PM EDT
- In force
- 2 hr
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
Counties Forest County, PA, Venango County, PA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 6.1 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
- 126 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 602 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 75 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 KERI 201808
FFWERI
PAC053-121-202015-
BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED
URBAN AND SMALL STREAM FLOOD WARNING
NATIONAL WEATHER SERVICE ERIE PA
208 PM EDT TUE JUN 20 1989
THE NATIONAL WEATHER SERVICE HAS ISSUED A URBAN AND SMALL
STREAM FLOOD WARNING EFFECTIVE UNTIL 415 PM EDT FOR PEOPLE IN
THE FOLLOWING COUNTIES
IN THE NORTHWEST PART OF PENNSYLVANIA
FOREST...VENANGO
AT 150 PM FLOODING WAS REPORTED ACROSS NORTHERN PORTIONS OF
VENANGO COUNTY IN NORTHWEST PENNSYLVANIA. FLOODING WAS REPORTED
ALONG ROUTES 27...AND 8 NEAR ROUSEVILLE. STREAM FLOODING WAS
OCCURRING ALONG CHERRY RUN AND UPPER TWO MILE RUN...SUGAR CREEK
WAS ALSO REPORTED NEAR BANKFULL.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE 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 IMMEDIATELY.
MOVE TO HIGHER GROUND.
BE ESPECIALLY CAUTIOUS AET NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOOD WATERS. IF FLASH FLOODING IS OBSERVED...
ACT QUICKLY. MOVE TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
PARRISHWhat 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, Jun 20, 8:26 AM EDT, 5 hours 42 minutes before
SEVERE WEATHER OUTLOOK FOR OHIO NATIONAL WEATHER SERVICE CLEVELAND OH 825 AM EDT TUE JUN 20 1989 THE NATIONAL SEVERE STORMS FORECAST CENTER IN KANSAS CITY SAYS THAT SEVERE THUNDERSTORMS ARE NOT EX PECTED IN OHIO TODAY OR TONIGHT. KWIATKOWSKI
Special weather statement, Jun 20, 9:17 AM EDT, 4 hours 51 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE, PA 904 AM EDT TUE JUN 20 1989 ...ROADWAY AND LOW LYING AREA FLOODING IS OCCURRING IN ERIE COUNTY IN... ...NORTHWEST PENNSYLVANIA... ...A FLOOD WATCH FOR STREAMS AND CREEKS IS IN EFFECT FOR ALL OF WESTERN... ...PENNSYLVANIA UNTIL 400 PM TODAY... MODERATE TO HEAVY RAINS OVERNIGHT AND THIS MORNING ARE CAUSING SOME FLOODING OF ROADWAYS AND LOW LYING AREAS IN ERIE COUNTY. THE HEAVIEST RAINS OVERNIGHT FELL NEAR THE PENNSYLVANIA LAKESHORE WITH THE ERIE INTERNATIONAL AIRPORT RECIEVING 1.2 INCHES OF RAIN THROUGH 900 AM THIS MORNING. WEATHER RADAR SHOWS THE HEAVIEST RAINS CONTINUING TO OCCUR OVER ERIE COUNTY. IF 1 INCH OF RAIN OCCURS IN 1 HOUR...2 INCHES IN 3 HOURS OR 3 INCHES IN 12 HOURS FLOODING OF STREAMS AND CREEKS WILL BEGIN. PERSONS LIVING IN FLOOD PRONE AREAS NEAR STREAMS AND CREEKS SHOULD REMAIN ALERT FOR RISING WATER. DRIVERS ARE CAUTIONED NOT TO DRIVE THROUGH RUNNING WATER3 OR FLOODED AREAS. STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST INFORMATION. PARRISH/WELLS
Special weather statement, Jun 20, 1:03 PM EDT, 1 hour 5 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE, PA 1253 PM EDT TUE JUN 20 1989 ...RAINS CONTINUE ACROSS NORTHWEST PENNSYLVANIA... ...A FLOOD WARNING IS IN EFFECT UNTIL 415 PM FOR ELK COUNTY... ...A FLOOD WATCH REMAINS IN EFFECT FOR ALL OF WESTERN PENNSYLVANIA UNTILL ...400 PM... HEAVY RAINS WHICH HAVE BEEN OCCURRING OVERNIGHT AND THIS MORNING HAVE CAUSED WIDSPREAD FLOODING OF ROADWAYS AND LOW LYING AREAS ACROSS NORTHWEST PENNSYLVANIA. MOST RAINFALL TOTALS HAVE BEEN RUNNING IN THE 1 TO 2 INCH RANGE. MANY STREAMS WHERE REPORTED AT OR NEAR BANKFULL IN ELK COUNTY WITH NUMEROUS BASEMENTS BEING PUMPED IN ELBON AND BROCKPORT. AT 1250 PM RADAR SHOWED THAT THE BANDS OF HEAVIER RAINS WHERE MOVING OUT OF ERIE AND WESTERN CRAWFORD COUNTIES TOWARDS COUNTIES FURTHER SOUTH AND EAST. PARRISH
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 12:16 PM EDT | Flash Flood Warning | CLE | Elk | 4 hr |
| Jun 20, 4:13 PM EDT | Flash Flood Warning | CLE | Elk, Forest, McKean, Warren | 4 hr |
| Jun 20, 4:13 PM EDT | Flash Flood Warning | CLE | Venango | 4 hr |
| Jun 20, 7:08 PM EDT | Flash Flood Warning | CLE | Potter | 5 hr |
| Jun 20, 7:38 PM EDT | Flash Flood Warning | CLE | Cameron | 5 hr |
Nearby
Flash Flood Warnings in Pennsylvania, 1989Every flash flood warning in 1989
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.