Alert archive / New York / Flash Flood Warnings in 2003

Flash Flood Warning 14, NWS Buffalo, NY

August 5, 2003Wayne County, New York

NWS Buffalo, NY issued this flash flood warning at Aug 5, 2003, 5:06 PM EDT for Wayne County, New York. It was in force for 54 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 5, 2003, 5:06 PM EDT (21:06 UTC)
Expired
Aug 5, 2003, 6:00 PM EDT
In force
54 min
Issued by
NWS Buffalo, NY
Area
Counties, with a storm outline in the text

County Wayne County, NY

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 9.1 hours before the alert went out and 132 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 2003-08-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 268 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 2003-08-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -2 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
268 J/kg
Mixed-layer CIN
-42 J/kg
Mixed-layer LCL
1016 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
-2 m²/s²
0-3 km storm-relative helicity
13 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 052108
FFWBUF
NYC117-052200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
506 PM EDT TUE AUG 5 2003

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS EXTENDED A

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

* UNTIL 600 PM EDT

* AT 459 PM EDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY
  HEAVY RAIN ACROSS CENTRAL WAYNE COUNTY BETWEEN ROUTES 104 AND 31.

THIS WARNING COVERS ALL OF WAYNE COUNTY.

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.

EXCESSIVE RUNOFF FROM THIS STORM 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.

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

LAT...LON 4328 7738 4304 7736 4304 7712 4304 7672
          4335 7673

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 5, 12:24 PM EDTSevere Thunderstorm WarningBUFErie36 min
Aug 5, 12:56 PM EDTSevere Thunderstorm WarningBUFWyoming34 min
Aug 5, 1:55 PM EDTSpecial Marine WarningBUF50 min
Aug 5, 1:55 PM EDTSpecial Marine WarningBUF50 min
Aug 5, 1:55 PM EDTSpecial Marine WarningBUF50 min
Aug 5, 1:55 PM EDTSpecial Marine WarningBUF50 min
Aug 5, 3:38 PM EDTFlash Flood WarningBUFOntario112 min
Aug 5, 3:45 PM EDTFlash Flood WarningBUFAllegany2 hr
Aug 5, 4:22 PM EDTFlash Flood WarningBUFMonroe, Wayne53 min
Aug 5, 4:23 PM EDTSevere Thunderstorm WarningBUFOswego52 min
Aug 5, 4:34 PM EDTFlash Flood WarningBUFWyoming26 min
Aug 5, 4:54 PM EDTFlash Flood WarningBUFLewis, Oswego2 hr
Aug 5, 4:59 PM EDTFlash Flood WarningBUFWyoming31 min
Aug 5, 5:05 PM EDTSevere Thunderstorm WarningBUFLewis55 min
Aug 5, 5:19 PM EDTFlash Flood WarningBUFAllegany56 min
Aug 5, 5:24 PM EDTFlash Flood WarningBUFWyoming36 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.