Alert archive / New York / Flash Flood Warnings in 2005

Flash Flood Warning 1, NWS Buffalo, NY

June 8, 2005Cattaraugus County, New York

NWS Buffalo, NY issued this flash flood warning at Jun 8, 2005, 6:50 PM EDT for Cattaraugus County, New York. 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
Jun 8, 2005, 6:50 PM EDT (22:50 UTC)
Expired
Jun 8, 2005, 9:45 PM EDT
In force
3 hr
Issued by
NWS Buffalo, NY
Area
Counties, with a storm outline in the text

County Cattaraugus County, NY

The radar

The Buffalo radar (KBUF), 85 km from the middle of the area, began a volume at 22:49 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, 10.8 hours before the alert went out and 226 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 12:00Z on 2005-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 508 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, Pittsburgh, PA at 12:00Z on 2005-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 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
508 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
1115 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
42 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 KBUF 082258
FFWBUF
NYC009-090145-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
650 PM EDT WED JUN 8 2005

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CATTARAUGUS COUNTY IN WESTERN NEW YORK

* UNTIL 945 PM EDT

* AT 643 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  FLASH FLOODING FROM A THUNDERSTORM 7 MILES WEST OF ALLEGANY PARK...
  OR ABOUT 12 MILES SOUTHWEST OF SALAMANCA...MOVING SOUTHEAST AT 5
  MPH. OTHER THUNDERSTORMS WERE NEAR ELLICOTTVILLE MOVING EAST
  TOWARD ISCHUA.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  PORTIONS OF THE SOUTHERN TIER EXPRESSWAY FROM SALAMANCA TO THE
  CHAUTAUQUA COUNTY LINE AND JUST SOUTH OF RANDOLPH.

RADAR INDICATES RAINFALL AMOUNTS OF 1.5 INCHES TO 2 INCHES AN HOUR 
SOUTH OF RANDOLPH AND 1 TO 1.25 INCHES AN HOUR NEAR ELLICOTTVILLE.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND 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 GROUND.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
BUFFALO.

LAT...LON 4227 7901 4202 7904 4200 7840 4234 7834

$$

PACE
2 follow-up statements
000 
WGUS71 KBUF 090041
FFSBUF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
833 PM EDT WED JUN 8 2005

NYC009-090145-
CATTARAUGUS NY-
833 PM EDT WED JUN 8 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 945 PM EDT FOR CATTARAUGUS
COUNTY...

AT 830 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE THUNDERSTORMS CONTINUING TO FORM ACROSS THE SOUTHERN HALF 
OF THE COUNTY AND THEY WERE MOVING SLOWLY TO THE EAST WITH RAINFALL 
RATES OF THREE QUARTERS TO AN INCH AN HOUR. RADAR INDICATES THREE 
HOUR RAINFALL AMOUNTS OF 2.5 TO 3 INCHES SOUTH OF RANDOLPH AND THE 
SOUTHERN TIER EXPRESSWAY, AROUND CARR CORNERS, VOLLENTINE AND SOUTH 
VALLEY.

THREE HOUR RADAR RAINFALL ESTIMATES OF 1.75 TO 2 INCHES WERE NEAR 
ELLICOTTVILLE WITH MORE THUNDERSTORMS WEST OF LITTLE VALLEY AND 
MOVING TOWARD ELLICOTTVILLE. EXCESSIVE RUNOFF FROM HEAVY RAINFALL 
WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...AS 
WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND 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 GROUND.

LAT...LON 4227 7901 4202 7904 4200 7840 4234 7834

$$

PACE
000 
WGUS71 KBUF 090140
FFSBUF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
937 PM EDT WED JUN 8 2005

NYC009-090147-
CATTARAUGUS NY-
937 PM EDT WED JUN 8 2005

...THE FLASH FLOOD WARNING FOR CATTARAUGUS COUNTY IS CANCELLED...

THE THUNDERSTORMS WHICH PRODUCED THE THREAT OF FLOODING HAVE 
WEAKENED. THERE IS NO LONGER A THREAT OF FLOODING...THUS THE FLOOD 
WARNING HAS BEEN CANCELLED.

LAT...LON 4227 7901 4202 7904 4200 7840 4234 7834

$$

PACE

Nearby

Flash Flood Warnings in New York, 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.