Alert archive / Pennsylvania / Flash Flood Warnings in 1996

Flash Flood Warning 147, NWS Cleveland, OH

July 30, 1996Crawford County, Erie County, Pennsylvania

NWS Cleveland, OH issued this flash flood warning at Jul 30, 1996, 2:59 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
Jul 30, 1996, 2:59 PM EDT (18:59 UTC)
Expired
Jul 30, 1996, 5:00 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 18:58 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, 7.0 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 1996-07-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 331 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°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 1996-07-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 107 square meters per square second.193958Sfc1 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
331 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
758 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
107 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCLE 301900
FFWCLE
PAC039-049-302100-
 
FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
259 PM EDT TUE JUL 30 1996
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
FLOOD WARNING FOR URBAN AREAS AND SMALL STREAM
EFFECTIVE UNTIL  500 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN  PENNSYLVANIA
 
   ...CRAWFORD COUNTY...ERIE COUNTY
 
AT 254 PM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS
WITH VERY HEAVY RAIN MOVING ACROSS ERIE AND CRAWFORD COUNTIES
PENNSYLVANIA. THESE STORMS WILL CAUSE RAPID PONDING OF WATER ON ROADS
AND IN POOR DRAINAGE AREAS. THE STORMS WILL CONTINUE TO AROUND 4 PM WITH
CLEARING EXPECTED SHORTLY AFTER.
 
 
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.
 
 
BM
&

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, Jul 30, 11:16 AM EDT, 3 hours 43 minutes before
OHZ002-003-005>014-017>023-027>033-036>038-047-PAZ001>003-311200-

SPECIAL WEATHER STATEMENT - SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CLEVELAND OH
1115 AM EDT TUE JUL 30 1996

THERE IS A CHANCE FOR SEVERE THUNDERSTORMS ACROSS NORTHERN OHIO AND ERIE
AND CRAWFORD COUNTIES OF NORTHWEST PENNSYLVANIA THIS AFTERNOON AND
TONIGHT.

AN UPPER LEVEL DISTURBANCE CROSSING THE REGION EARLY THIS
AFTERNOON...MAY TRIGGER SEVERE THUNDERSTORMS EAST OF A CLEVELAND TO
MANSFIELD TO MOUNT VERNON LINE.

A COLD FRONT WILL ENTER NORTHWEST OHIO EARLY THIS AFTERNOON AND WORK
EAST...EXITING THE EASTERN SECTIONS OF THE AREA EARLY TONIGHT.  WITH A
VERY UNSTABLE AIRMASS IN PLACE...THE FRONT MAY TRIGGER ADDITIONAL SEVERE
STORMS.  ANY SEVERE WEATHER WILL MOST LIKELY OCCUR IN THE FORM OF
DAMAGING WIND OR LARGE HAIL.

ADDITIONALLY...MANY OF THE STORMS WILL PRODUCE TORRENTIAL RAIN.
RAINFALL AMOUNTS OF OVER AN INCH IN AN HOUR WILL BE POSSIBLE.

STAY TUNED TO NOAA WEATHER RADIO OR THE LOCAL MEDIA FOR THE LATEST
SEVERE WEATHER AND/OR FLOOD INFORMATION.

PLEASE REPORT ANY OCCURRENCE OF SEVERE WEATHER OR FLOODING TO YOUR LOCAL
LAW ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE.

BARJENBbRUCH
Special weather statement, Jul 30, 2:10 PM EDT, 49 minutes before
OHZ014-022-023-032-033-PAZ001>003-302200-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
210 PM EDT TUE JUL 30 1996

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR EXTREME NORTHEAST OHIO
AND ERIE AND CRAWFORD COUNTIES IN NORTHWEST PENNSYLVANIA UNTIL 8 PM
EDT.

SOME CITIES INCLUDED IN THIS WATCH ARE ASHTABULA...KENT...YOUNGSTOWN...
ERIE AND MEADVILLE.

A SPECIAL MARINE WARNING IS IN EFFECT FROM WILLOWICK TO RIPLEY TIL 330
PM.

AT 2 PM SOME OF THE STRONGEST THUNDERSTORMS WERE LOCATED OVER EXTREME
NORTHEAST OHIO. THE THUNDERSTORMS WERE MOVING EAST AT 30 MPH.

PEOPLE IN THE WATCH AREA NEED TO KEEP AN EYE ON THE SKY AND BE READY TO
MOVE TO SAFETY IF WARNINGS ARE ISSUED OR THREATENING WEATHER MOVES IN.

KIELTYKA

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.