Alert archive / New York / Flash Flood Warnings in 2003

Flash Flood Warning 2, NWS Buffalo, NY

July 22, 2003Chautauqua County, New York

NWS Buffalo, NY issued this flash flood warning at Jul 22, 2003, 2:05 PM EDT for Chautauqua County, New York. It was in force for 4 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 22, 2003, 2:05 PM EDT (18:05 UTC)
Expired
Jul 22, 2003, 6:00 PM EDT
In force
4 hr
Issued by
NWS Buffalo, NY
Area
Counties, with a storm outline in the text

County Chautauqua County, NY

The radar

The Buffalo radar (KBUF), 90 km from the middle of the area, began a volume at 18:04 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, 6.1 hours before the alert went out and 90 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 2003-07-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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 2003-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 square meters per square second.19395878Sfc1 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
641 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
45 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 221808
FFWBUF
NYC013-222200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
205 PM EDT TUE JUL 22 2003

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 600 PM EDT

* AT 204 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  STATIONARY THUNDERSTORMS NEAR SINCLAIRVILLE.  AN AMATEUR RADIO 
  SPOTTER REPORTED STANDING WATER INCREASING AROUND CHAUTAUQUA
  INSTITUTE FROM OTHER STATIONARY STORMS NEAR MAYVILLE.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. IF
YOU LIVE ALONG A STREAM OR CREEK ACT NOW TO PROTECT LIFE AND
PROPERTY. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF
UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE.

COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS 
AND OTHER LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

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

LAT...LON 4226 7940 4210 7929 4216 7911 4244 7919

$$

DJF
4 follow-up statements
000 
WGUS71 KBUF 221844
FFSBUF
NYC013-222200-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
240 PM EDT TUE JUL 22 2003

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CONTINUED A FLASH FLOOD
WARNING FOR...
  CHAUTAUQUA COUNTY IN WESTERN NEW YORK

UNTIL 600 PM EDT

AT 234 PM EDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY
RAIN OVER CHERRY CREEK...OR ABOUT 15 MILES NORTHEAST OF JAMESTOWN.  
THE THUNDERSTORM PRODUCING THE HEAVY RAIN WAS MOVING EAST AT ONLY
5 MPH.  DOPPLER RADAR ESTIMATES SHOWED OVER AN INCH OF RAIN LIKELY 
HAD FALLEN IN THE AREA AROUND CHERRY CREEK BETWEEN 2 PM AND 230 PM.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. 
IF YOU LIVE ALONG A STREAM OR CREEK ACT NOW TO PROTECT LIFE AND 
PROPERTY. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF
UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE.

COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS 
AND OTHER LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.  TO REPORT 
FLOODING HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY YOUR REPORT 
TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN BUFFALO.

$$

DJF
000 
WGUS71 KBUF 221929
FFSBUF
NYC009-013-222200-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
327 PM EDT TUE JUL 22 2003

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CONTINUED A FLASH FLOOD
WARNING FOR...
  CATTARAUGUS COUNTY IN WESTERN NEW YORK
  CHAUTAUQUA COUNTY IN WESTERN NEW YORK

UNTIL 600 PM EDT.

AT 324 PM EDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY
RAIN 5 MILES WEST OF ASHFORD...OR ABOUT 9 MILES NORTH OF   
SALAMANCA...MOVING EAST AT 15 MPH.  OTHER THUNDERSTORMS NEAR 
ALLEGANY STATE PARK WERE MOVING SLOWLY NORTH...WHILE WIDESPREAD 
SHOWERS AND SCATTERED THUNDERSTORMS WERE OBSERVED THROUGHOUT 
CHAUTAUQUA COUNTY.

WIDESPREAD SHOWERS AND SCATTERED THUNDERSTORMS WILL CONTINUE OVER 
BOTH CHAUTAUQUA AND CATTARAUGUS COUNTIES AT LEAST THROUGH 5 PM.  
DOPPLER RADAR ESTIMATES INDICATED NEARLY 2 INCHES OF RAIN LIKELY HAD 
FALLEN BETWEEN 230 PM AND 330 PM JUST NORTHWEST OF LITTLE VALLEY.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. 
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. IF 
YOU LIVE ALONG A STREAM OR CREEK ACT NOW TO PROTECT LIFE AND 
PROPERTY. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF
UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE.

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

$$

DJF
000 
WGUS71 KBUF 222106
FFSBUF
NYC009-013-222200-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
506 PM EDT TUE JUL 22 2003

...A FLASH FLOOD WARNING CONTINUES UNTIL 600 PM FOR CHAUTAUQUA AND 
CATTARAUGUS COUNTIES...

AT 445 PM PARK POLICE REPORTED FLASH FLOODING IN THE ALLEGANY STATE 
PARK. THE EVACUATION OF CAMPERS WAS UNDERWAY.

RAIN WAS ENDING OVER CATTARAUGUS COUNTY BUT FLOODING FROM THE RUNOFF 
WILL CONTINUE.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING. IF YOU ARE 
IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. IF YOU LIVE 
ALONG A STREAM OR CREEK ACT NOW TO PROTECT LIFE AND PROPERTY. DO NOT 
ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH 
BY FOOT OR BY AUTOMOBILE.

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

$$
SL
000 
WGUS71 KBUF 222215
FFSBUF
NYC009-013-222245-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
615 PM EDT TUE JUL 22 2003

THE FLASH FLOOD WARNINGS ISSUED EARLIER FOR CHAUTAUQUA AND 
CATTARAUGUS COUNTIES HAVE EXPIRED.

FLOODING CONTINUED AT THE ALLEGANY STATE PARK WHERE CAMPERS WERE 
EVACUATED EARLIER THIS AFTERNOON. THERE WERE ALSO REPORTS OF ROAD 
CLOSURES IN LIMESTONE.

THE HEAVY RAIN HAS ENDED IN CHAUTAUQUA AND CATTARAUGUS COUNTIES.  
FLOODING WILL GRADUALLY SUBSIDE OVER THE NEXT SEVERAL HOURS.

STILL...BE ESPECIALLY CAUTIOUS DRIVING THIS EVENING. AVOID FLOODED 
ROADS WHERE FLOOD WATERS MAY BE HIDING A DANGEROUS WASHOUT.

$$
SL

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 22, 2:54 PM EDTFlash Flood WarningBUFCattaraugus3 hr
Jul 22, 4:49 PM EDTSevere Thunderstorm WarningBUFAllegany26 min

Nearby

Flash Flood Warnings in New York, 2003Every flash flood warning in 2003

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.