Alert archive / Pennsylvania / Flash Flood Warnings in 1996
Flash Flood Warning 146, NWS Cleveland, OH
NWS Cleveland, OH issued this flash flood warning at Jul 29, 1996, 6:43 PM EDT for Crawford 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 29, 1996, 6:43 PM EDT (22:43 UTC)
- Expired
- Jul 29, 1996, 8:45 PM EDT
- In force
- 2 hr
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Crawford County, PA
The radar
The Pittsburgh radar (KPBZ), 129 km from the middle of the area, began a volume at 22:46 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 12:00Z, 10.7 hours before the alert went out and 142 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
- 76 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 984 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 93 m²/s²
- 0-3 km storm-relative helicity
- 85 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 KCLE 292245 FFWCLE PAC039-300045- FLOOD WARNING NATIONAL WEATHER SERVICE CLEVELAND OH 643 PM EDT MON JUL 29 1996 THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A FLOOD WARNING FOR URBAN AREAS AND SMALL STREAMS EFFECTIVE UNTIL 845 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN PENNSYLVANIA ...CRAWFORD COUNTY PERSISTANT HEAVY RAINS SINCE 4 PM IN PARTS OF CRAWFORD COUNTY HAVE LEAD TO RAINFALL ACCUMULATIONS OF 1 TO 2 INCHES AS ESTIMATED BY DOPPLER RADAR AT CLEVELAND. HEAVIEST RAINS HAVE FALLEN FROM NEAR CONNEAUT LAKE NORTHWARD TO JUST WEST OF SAEGERTOWN. MODERATE TO HEAVY RAIN WILL CONTINUE TO AFFECT THE AREA THROUGH 730 PM AND WILL LIKELY CAUSE SOME FLOODING OF ROADWAYS...LOW-LYING AREAS AND SMALL STREAMS. 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 GRJOUND.
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 29, 4:57 PM EDT, 1 hour 46 minutes before
OHZ002-003-005>008-017-018-027-028-036-292300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 456 PM EDT MON JUL 29 1996 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 10 PM EDT FOR ALL OF NORTHWEST OHIO... THIS AREA INCLUDES ALL OF OHIO WEST OF A LINE FROM MANSFIELD TO SANDUSKY AND INCLUDES THE CITIES OF TOLEDO...FINDLAY...BUCYRUS AND MARION. STRONG THUNDERSTORMS WERE DEVELOPING OVER NORTHWESTERN OHIO THIS AFTERNOON AND WILL CONTINUE TO DEVELOP INTO THE EVENING. THE AIRMASS IS UNSTABLE AND SOME OF THE STORMS COULD BECOME SEVERE WITH LARGE HAIL AND DAMAGING WINDS OF 58 MPH OR MORE. THE THREAT FOR SEVERE THUNDERSTORMS WILL CONTINUE INTO THE EVENING HOURS WHEN THE STORMS WILL BEGIN TO WEAKEN AS THE SUN SETS. ALSO...MANY OF THE STORMS WILL PRODUCE HEAVY RAINS WHICH MAY FLOOD LOW-LYING AREAS ...ROADWAYS AND SMALL STREAMS. A SEVERE THUNDERSTORM WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR SEVERE WEATHER IN 6AN CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS. LISTEN TO NOAA WEATHER RADIO OR LOCAL MEDIA FOR LATER STATEMENTS AND POSSIBLE WARNINGS. ADAMS
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.