Alert archive / Pennsylvania / Flash Flood Warnings in 1996

Flash Flood Warning 149, NWS Cleveland, OH

August 8, 1996Crawford County, Erie County, Pennsylvania

NWS Cleveland, OH issued this flash flood warning at Aug 8, 1996, 1:53 PM EDT for Crawford County, Erie County, Pennsylvania. It was in force for 2 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 8, 1996, 1:53 PM EDT (17:53 UTC)
Expired
Aug 8, 1996, 4:00 PM EDT
In force
2 hr
Issued by
NWS Cleveland, OH
Area
Whole counties

Counties Crawford County, PA, Erie County, PA

The radar

The Pittsburgh radar (KPBZ), 153 km from the middle of the area, began a volume at 17:53 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 12:00Z, 5.9 hours before the alert went out and 162 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, Buffalo Intl Airport, NY at 12:00Z on 1996-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1268 joules per kilogram.LCLLFCEL10008507005003002001001 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, Buffalo Intl Airport, NY at 12:00Z on 1996-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 square meters per square second.1939Sfc1 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
1268 J/kg
Mixed-layer CIN
-59 J/kg
Mixed-layer LCL
1001 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
72 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCLE 081753
FFWCLE
PAC039-049-082000-
 
FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
153 PM EDT THU AUG 8 1996
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
FLOOD WARNING FOR URBAN AREAS AND SMALL STREAMS
EFFECTIVE UNTIL  400 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN  PENNSYLVANIA
 
   ...CRAWFORD COUNTY...ERIE COUNTY
 
AT 150 PM DOPPLER RADAR IN CLEVELAND SHOWED NUMEROUS THUNDERSTORMS WITH
HEAVY DOWNPOURS MOVING ACROSS PORTIONS OF SOUTHERN ERIE COUNTY AND
CRAWFORD COUNTY. THESE STORMS WERE MOVING EAST AT 25 MPH AND WILL BE
ACCOMPANIED BY DEADLY LIGHTNING...HAIL...GUSTY WINDS...AND TORRENTIAL
RAINS. A SKYWARN SPOTTER FROM GUYS MILLS REPORTED 1.65 INCHES OF RAIN
HAD FALLEN BETWEEN 1230 PM AND 130 PM.
 
 
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.
 
 
 
JOLLY/COMEAUX
&

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, 1:03 PM EDT, 50 minutes before
OHZ010>014-019>023-028>033-037-038-047-PAZ001>003-081955-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
101 PM EDT THU AUG 8 1996

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PORTIONS OF NORTH
CENTRAL...  NORTHEAST OHIO AND NORTHWEST PENNYSLVANIA UNTIL 6PM EDT.

THUNDERSTORMS WITH DAMAGAING WINDS... HEAVY RAINS AND HAIL ARE POSSIBLE
IN THE WATCH AREA.

AT 1PM NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED THE STRONGEST
STORMS WERE NEAR THE ISLANDS OF WESTERN LAKE ERIE. OTHER STRONGER
STORMS WAS LOCATED FROM NEAR ERIE PENNYSLVANIA TO CANTON OHIO. THE
STORMS WERE MOVING EAST AT 25 MPH.

AT 1240 A REPORT OF ONE FOOT DIAMETER TREE AND NUMEROUS BRANCHES DOWN
IN NEWTON FALLS OHIO IN TRUMBULL COUNTY.

SEVERE THUNDERSTORMS WARNINGS ARE IN EFFECT FOR MAHONING... STARK
COUNTIES IN OHIO AND ERIE COUNTY IN PENNYSLVANIA UNTIL 115 THIS
AFTERNOON AND UNTIL 130 PM PORTAGE AND TRUMBULL COUNTIES IN OHIO AND
CRAWFORD COUNTY IN PENNYSLVANIA. A SEVERE THUNDERSTORM WARNING ALSO IN
EFFECT FOR ASHTABULA COUNTY.

PERSONS IN CLOSE TO THE WATCH AREA SHOULD KEEP UPDATE ON WEATHER BY
LISTENING TO NOAA WEATHER RADIO... LOCAL RADIO AND TV STATIONS.

THOMPSON

        4 *** THIS SPACE FOR ADDITONAL INFORMATION ***

END/LAST NAME
Special weather statement, Aug 8, 1:08 PM EDT, 45 minutes before
OHZ010>014-019>023-028>033-037-038-047-PAZ001>003-081955-
SPECIAL WEATHER STATEMENT... CORRECTION
NATIONAL WEATHER SERVICE CLEVELAND OH
101 PM EDT THU AUG 8 1996

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PORTIONS OF NORTH
CENTRAL...  NORTHEAST OHIO AND NORTHWEST PENNYSLVANIA UNTIL 6PM EDT.

THUNDERSTORMS WITH DAMAGAING WINDS... HEAVY RAINS AND HAIL ARE POSSIBLE
IN THE WATCH AREA.

AT 1PM NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED THE STRONGEST
STORMS WERE NEAR THE ISLANDS OF WESTERN LAKE ERIE. OTHER STRONGER
STORMS WAS LOCATED FROM NEAR ERIE PENNYSLVANIA TO CANTON OHIO. THE
STORMS WERE MOVING EAST AT 25 MPH.

AT 1240 A REPORT OF ONE FOOT DIAMETER TREE AND NUMEROUS BRANCHES DOWN
IN NEWTON FALLS OHIO IN TRUMBULL COUNTY.

SEVERE THUNDERSTORMS WARNINGS ARE IN EFFECT FOR MAHONING... STARK
COUNTIES IN OHIO AND ERIE COUNTY IN PENNYSLVANIA UNTIL 115 THIS
AFTERNOON AND UNTIL 130 PM PORTAGE AND TRUMBULL COUNTIES IN OHIO AND
CRAWFORD COUNTY IN PENNYSLVANIA. A SEVERE THUNDERSTORM WARNING ALSO IN
EFFECT FOR ASHTABULA COUNTY.

PERSONS IN CLOSE TO THE WATCH AREA SHOULD KEEP UPDATE ON WEATHER BY
LISTENING TO NOAA WEATHER RADIO... LOCAL RADIO AND TV STATIONS.

THOMPSON

...CORDRECTION TO DELETE EXTRA WORDING...

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 12:20 PM EDTSevere Thunderstorm WarningCLEErie55 min
Aug 8, 12:25 PM EDTSevere Thunderstorm WarningCLECrawford65 min
Aug 8, 1:34 PM EDTSevere Thunderstorm WarningCLECrawford56 min
Aug 8, 4:05 PM EDTFlash Flood WarningCLECrawford, Erie115 min

Nearby

Flash Flood Warnings in Pennsylvania, 1996Every flash flood warning in 1996

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.