Alert archive / New York / Flash Flood Warnings in 2006

Flash Flood Warning 4, NWS Buffalo, NY

July 12, 2006Cayuga County, Wayne County, New York

NWS Buffalo, NY issued this flash flood warning at Jul 12, 2006, 1:39 PM EDT for Cayuga County, Wayne County, New York. It was in force for 3 hr. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 12, 2006, 1:39 PM EDT (17:39 UTC)
Expired
Jul 12, 2006, 4:45 PM EDT
In force
3 hr
Issued by
NWS Buffalo, NY
Area
Counties, with a storm outline in the text

Counties Cayuga County, NY, Wayne County, NY

The radar

The Ft Drum radar (KTYX), 127 km from the middle of the area, began a volume at 17:40 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.

What was reported inside it

TimeReportWhereRemark
Jul 12, 3:05 PM EDTFLASH FLOODConquest, NY2 TO 3 INCHES OF WATER OVER ROUTE 38 IN CONQUEST
Jul 12, 3:05 PM EDTFLASH FLOODConquest, NYROAD CLOSED DUE TO WATER OVER ROUTE 38 IN CONQUEST
Jul 12, 3:13 PM EDTFLASH FLOOD5 N Clyde, NYNUMEROUS SECONDARY ROADS CLOSED DUE TO FLOODING
Jul 12, 4:05 PM EDTFLASH FLOODWolcott, NYMANY STREETS CLOSED. STATE OF EMERGENCY.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 5.7 hours before the alert went out and 139 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 2006-07-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 21 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 2006-07-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 188 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
21 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
560 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
188 m²/s²
0-3 km storm-relative helicity
235 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 121742
FFWBUF
NYC011-117-122045-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
139 PM EDT WED JUL 12 2006

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WAYNE COUNTY IN WESTERN NEW YORK...
  CAYUGA COUNTY IN CENTRAL NEW YORK...

* UNTIL 445 PM EDT.

* AT 133 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  VERY HEAVY RAIN OVER THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  WILLIAMSON...ONTARIO...MARION...SODUS...CLYDE AND CATO.

THE HEAVY RAIN IS EXPECTED TO CONTINUE OFF AND ON FOR THE NEXT HOUR 
OR TWO.

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. MOVE TO HIGHER GROUND.

LAT...LON 4306 7731 4309 7652 4332 7662 4325 7734

$$

APB
2 follow-up statements
000 
WGUS71 KBUF 121920
FFSBUF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
320 PM EDT WED JUL 12 2006

NYC011-117-122045-
WAYNE NY-CAYUGA NY-
320 PM EDT WED JUL 12 2006

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 445 PM EDT FOR
CAYUGA AND WAYNE COUNTIES...

AT 300 PM EDT...LOCAL HIGHWAY DEPARTMENTS REPORTED FLOODING OVER THE 
WARNED AREA.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WILLIAMSON...
ONTARIO...MERIDIAN AND SODUS.

2.63 INCHES OF RAIN HAS BEEN REPORTED IN WEBSTER. ADDITIONAL 
RAINFALL AMOUNTS OF .75 ARE POSSIBLE IN THE WARNED AREA AS HEAVY 
RAIN CONTINUES.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL IS CAUSING 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.

ROADWAYS IN CONQUEST AND MERIDIAN IN CAYUGA COUNTY WERE FLOODED.  
NUMEROUS SECONDARY ROADS WERE CLOSED NORTH OF CLYDE IN WAYNE COUNTY.

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. MOVE TO HIGHER GROUND.

LAT...LON 4306 7731 4309 7652 4332 7662 4325 7734

$$

APB
000 
WGUS71 KBUF 122050
FFSBUF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
447 PM EDT WED JUL 12 2006

NYC011-117-122057-
WAYNE NY-CAYUGA NY-
447 PM EDT WED JUL 12 2006

...THE FLASH FLOOD WARNING HAS EXPIRED FOR CAYUGA AND WAYNE
COUNTIES...

AT 447 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE 
HEAVIEST STORMS HAVE MOVED EAST OF THE AREA. CURRENT FLOOD PROBLEMS 
WILL LIKELY CONTINUE FOR AWHILE HOWEVER GRADUAL IMPROVEMENT IS 
EXPECTED.

PONDING OF LOW LYING AND POOR DRAINAGE AREAS WILL LAST FOR 
AWHILE UNTIL THE WATER HAS TIME TO RUN OFF.

LAT...LON 4306 7731 4309 7652 4332 7662 4325 7734

$$

SAGE

The office that day

Everything else NWS Buffalo, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 12, 12:42 PM EDTFlash Flood WarningBUFMonroe, Orleans3 hr

Nearby

Flash Flood Warnings in New York, 2006Every flash flood warning in 2006

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.