Alert archive / Pennsylvania / Flash Flood Warnings in 2005

Flash Flood Warning 14, NWS Cleveland, OH

July 16, 2005Crawford County, Erie County, Pennsylvania

NWS Cleveland, OH issued this flash flood warning at Jul 16, 2005, 7:07 PM EDT for Crawford County, 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 16, 2005, 7:07 PM EDT (23:07 UTC)
Expired
Jul 16, 2005, 10:00 PM EDT
In force
3 hr
Issued by
NWS Cleveland, OH
Area
Counties, with a storm outline in the text

Counties Crawford County, PA, Erie County, PA

The radar

The Buffalo radar (KBUF), 144 km from the middle of the area, began a volume at 23:10 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, 11.1 hours before the alert went out and 144 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 2005-07-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 944 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 2005-07-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 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
944 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
866 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
65 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WGUS51 KCLE 162307
FFWCLE
PAC039-049-170200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
707 PM EDT SAT JUL 16 2005

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

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

* UNTIL 1000 PM EDT

* AT 704 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAINFALL CAPABLE OF PRODUCING FLASH FLOODING IN THE WARNED
AREA. RADAR INDICATES 1 TO 2 INCHES OF RAIN HAS FALLEN SINCE 5 PM 
ACROSS MANY PLACES IN ERIE AND CRAWFORD COUNTIES...WITH ANOTHER 1 TO 
3 INCHES POSSIBLE IN THE NEXT FEW HOURS.

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. TURN AROUND...DONT DROWN

LAT...LON 4250 7952 4134 7953 4143 8048 4214 8047

$$

MRD
1 follow-up statement
000 
WGUS71 KCLE 170046
FFSCLE

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
843 PM EDT SAT JUL 16 2005

PAC039-049-170200-
CRAWFORD PA-ERIE PA-
843 PM EDT SAT JUL 16 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 1000 PM EDT FOR ERIE AND
CRAWFORD COUNTIES...

AT 842 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE THUNDERSTORMS WITH VERY HEAVY RAIN ACROSS MUCH OF THE 
WARNED AREA EAST OF INTERSTATE 79. RADAR ESTIMATES THAT 2 TO 4 
INCHES OF RAIN HAS FALLEN ACROSS MUCH OF THE AREA EAST OF INTERSTATE 
79 SINCE 6 PM. AREAS NEAR WATERFORD...UNION CITY...AND FAR EASTERN 
CRAWFORD COUNTY HAVE SEEN THE HEAVIEST RAIN WITH RADAR ESTIMATES 
NEAR 4 INCHES SINCE 6 PM. ADDITIONAL RAINFALL OF 1 TO 2 INCHES IS 
POSSIBLE THROUGH 10 PM...MAKING THIS A VERY DANGEROUS SITUATION.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...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. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

LAT...LON 4250 7952 4134 7953 4143 8048 4214 8047

$$

MRD

Nearby

Flash Flood Warnings in Pennsylvania, 2005Every flash flood warning in 2005

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.