Alert archive / Pennsylvania / Flash Flood Warnings in 2004
Flash Flood Warning 31, NWS Cleveland, OH
NWS Cleveland, OH issued this flash flood warning at Jul 17, 2004, 8:38 PM EDT for Erie County, Pennsylvania. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 17, 2004, 8:38 PM EDT (00:38 UTC)
- Expired
- Jul 17, 2004, 11:45 PM EDT
- In force
- 3 hr
- Issued by
- NWS Cleveland, OH
- Area
- Counties, with a storm outline in the text
County Erie County, PA
The radar
The Buffalo radar (KBUF), 141 km from the middle of the area, began a volume at 00:42 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
Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 0.6 hours before the alert went out and 141 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
- 217 J/kg
- Mixed-layer CIN
- -35 J/kg
- Mixed-layer LCL
- 1356 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 52 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS51 KCLE 180039 FFWCLE PAC049-180345- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE CLEVELAND OH 838 PM EDT SAT JUL 17 2004 THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A * FLASH FLOOD WARNING FOR... ERIE COUNTY IN NORTHWEST PENNSYLVANIA * UNTIL 1145 PM EDT * AT 834 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED HEAVY RAIN NEAR CORRY. THE RAIN WAS MOVING SLOWLY NORTH. FLOODING FROM * OTHER LOCATIONS IN THE WARNING INCLUDE...CORRY... EXCESSIVE RUNOFF FROM THESE STORMS WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING. 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. LAT...LON 4186 7978 4197 7978 4197 7962 4186 7962 $$ KIELTYKA
3 follow-up statements
000 WGUS71 KCLE 180100 FFSCLE PAC049-180300- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 858 PM EDT SAT JUL 17 2004 THE FLASH FLOOD WARNING REMAINS IN EFFECT FOR ERIE COUNTY PENNSYLVANIA UNTIL 1145 PM EDT. AT 858 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM CAPABLE OF PRODUCING LOCALLY HEAVY RAIN 3 MILES SOUTH OF CORRY...OR ABOUT 25 MILES WEST OF WARREN...MOVING NORTH AT 5 MPH. RAINFALL AMOUNTS IN A FEW SPOTS COULD BE IN EXCESS OF 2 INCHES AS THIS IS A SLOW MOVING THUNDERSTORM. EXCESSIVE RUNOFF FROM THESE STORMS COULD CAUSE LOCAL FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY... COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER LOW LYING AREAS ARE SUBJECT TO FLOODING. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. $$ KIELTYKA
000 WGUS71 KCLE 180237 FFSCLE PAC049-180330- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 1030 PM EDT SAT JUL 17 2004 THE FLASH FLOOD WARNING REMAINS IN EFFECT FOR ERIE COUNTY PENNSYLVANIA UNTIL 1145 PM EDT. AT 1030 PM DOPPLER RADAR SHOWED THAT THE THUNDERSTORM THAT PROMPTED THE WARNING HAD WEAKENED AND WAS BETWEEN NORTHEAST AND WATTSBURG AND CONTINUING TO MOVE SLOWLY NORTH. DOPPLER RADAR ESTIMATED THAT A FEW LOCATIONS NEAR CORRY COULD HAVE RECEIVED AROUND TWO AND A HALF INCHES OF RAIN. SOME ROADS WERE STILL CLOSED. DURING THE HEAVY RAIN THE WATER WAS AS DEEP AS TWO TO THREE FEET ON MANY ROADS NEAR CORRY. EVEN THOUGH THE HEAVY RAIN HAS ENDED THE WATER WILL ONLY SLOWLY RECEDE FROM ROADS AND STREAMS. MOTORISTS SHOULD NOT DRIVE THROUGH HIGH WATER AS THE WATER MAY BE DEEPER THAN YOU THINK. $$ KIELTYKA
000 WGUS71 KCLE 180345 FFSCLE PAC049-180445- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 1145 PM EDT SAT JUL 17 2004 THE FLASH FLOOD WARNING HAS EXPIRED FOR ERIE COUNTY PENNSYLVANIA. AT 1142 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A FEW SHOWERS IN ERIE COUNTY PENNSYLVANIA. THE THUNDERSTORM AND HEAVY RAIN THAT PROMPTED THE WARNING WEAKENED A COUPLE OF HOURS AGO. HOWEVER...THE WATER WAS SLOWLY RECEDING AND SOME ROADS MAINLY IN THE CORRY AREA MAY STILL HAVE HIGH WATER ON THEM. UNTIL THE WATER COMPLETELY RECEDES MOTORISTS WILL HAVE TO USE CAUTION AS THEY ENCOUNTER HIGH WATER ON ROADS. $$ KIELTYKA
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 1:45 AM EDT | Flash Flood Warning | CLE | Crawford, Erie | 4 hr |
Nearby
Flash Flood Warnings in Pennsylvania, 2004Every flash flood warning in 2004
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.