Alert archive / Pennsylvania / Flash Flood Warnings in 2000

Flash Flood Warning 23, NWS Cleveland, OH

August 2, 2000Erie County, Pennsylvania

NWS Cleveland, OH issued this flash flood warning at Aug 2, 2000, 9:28 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 counties it named.

The facts

Issued
Aug 2, 2000, 9:28 PM EDT (01:28 UTC)
Expired
Aug 3, 2000, 12:30 AM EDT
In force
3 hr
Issued by
NWS Cleveland, OH
Area
Whole counties

County Erie County, PA

The radar

The Buffalo radar (KBUF), 145 km from the middle of the area, began a volume at 01:30 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

Pittsburgh, PA (KPIT), launched 00:00Z, 1.5 hours before the alert went out and 190 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.

Skew-T log-pSkew-T log-p diagram, Pittsburgh, PA at 00:00Z on 2000-08-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1763 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 00:00Z on 2000-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 57 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1763 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
1085 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
57 m²/s²
0-3 km storm-relative helicity
87 m²/s²
Significant tornado parameter
0.4
Supercell composite
3.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS51 KCLE 030129
FFWCLE
PAC049-030430-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
928 PM EDT WED AUG 2 2000

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  ERIE COUNTY IN PENNSYLVANIA...

* UNTIL 1230 AM EDT

* AT 924 PM EDT WEATHER SERVICE RADAR INDICATED THUNDERSTORMS WITH 
HEAVY RAIN MOVING ACROSS ERIE COUNTY. SOME FLOODING HAS BEEN 
REPORTED.

* SOME LOCATIONS AFFECTED INCLUDE...
  WATTSBURG
  WATERFORD
  UNION CITY
  NORTH EAST
  GIRARD
  ERIE
  EDINBORO
  CORRY
  ALBION

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAyT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

$$
KIELTYKA

The office that day

Everything else NWS Cleveland, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 2, 9:03 PM EDTSevere Thunderstorm WarningCLEErie42 min
Aug 2, 9:11 PM EDTSevere Thunderstorm WarningCLECrawford49 min
Aug 2, 10:01 PM EDTFlash Flood WarningCLECrawford3 hr
Aug 2, 11:21 PM EDTSevere Thunderstorm WarningCLEErie54 min
Aug 3, 12:23 AM EDTFlash Flood WarningCLEErie3 hr
Aug 3, 12:55 AM EDTSevere Thunderstorm WarningCLEErie50 min
Aug 3, 12:58 AM EDTFlash Flood WarningCLECrawford3 hr

Nearby

Flash Flood Warnings in Pennsylvania, 2000Every flash flood warning in 2000

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.