Alert archive / New York / Flash Flood Warnings in 2003
Flash Flood Warning 21, NWS Buffalo, NY
NWS Buffalo, NY issued this flash flood warning at Aug 16, 2003, 1:17 PM EDT for Wyoming County, New York. It was in force for 118 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 16, 2003, 1:17 PM EDT (17:17 UTC)
- Expired
- Aug 16, 2003, 3:15 PM EDT
- In force
- 118 min
- Issued by
- NWS Buffalo, NY
- Area
- Counties, with a storm outline in the text
County Wyoming County, NY
The radar
The Buffalo radar (KBUF), 44 km from the middle of the area, began a volume at 17:16 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, 5.3 hours before the alert went out and 41 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.
- Mixed-layer CAPE
- 1388 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 794 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS51 KBUF 161717 FFWBUF NYC121-161915- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BUFFALO NY 117 PM EDT SAT AUG 16 2003 THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A * FLASH FLOOD WARNING FOR... WYOMING COUNTY IN WESTERN NEW YORK * UNTIL 315 PM EDT * AT 111 PM EDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN OVER ATTICA...OR ABOUT 10 MILES SOUTH OF BATAVIA...MOVING SOUTHEAST AT 25 MPH. * THE THUNDERSTORM WITH EXCESSIVE RAINFALL WILL BE... 5 MILES NORTHEAST OF WARSAW AT 130 PM EDT 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. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT CROSS BRIDGES DIPS OR OTHER LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN BUFFALO. LAT...LON 4286 7839 4257 7845 4259 7812 4285 7800 $$
2 follow-up statements
000 WGUS71 KBUF 161746 FFSBUF NYC121-161915- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 144 PM EDT SAT AUG 16 2003 THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CONTINUED A FLASH FLOOD WARNING FOR WYOMING COUNTY IN WESTERN NEW YORK UNTIL 315 PM EDT. AT 141 PM EDT...THUNDERSTORMS WERE MOVING OVER THE NORTH PART OF WYOMING COUNTY BETWEEN ATTICA AND PERRY. DOPPLER RADAR ESTIMATES SHOWED BETWEEN 2.5 AND 3 INCHES OF RAIN LIKELY HAD FALLEN OVER PARTS OF NORTHERN WYOMING COUNTY BETWEEN NOON AND 130 PM. THE WYOMING COUNTY SHERIFF INDICATED STREET FLOODING IN MIDDLEBURY JUST AFTER 130 PM. A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. IF YOU LIVE ALONG A STREAM OR CREEK ACT NOW TO PROTECT LIFE AND PROPERTY. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT CROSS BRIDGES DIPS OR OTHER LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN BUFFALO. $$ DJF
000 WGUS71 KBUF 161917 FFSBUF NYC121-161930- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 316 PM EDT SAT AUG 16 2003 ...THE FLASH FLOOD WARNING WHICH WAS IN EFFECT FOR WYOMING COUNTY HAS EXPIRED... WIDESPREAD HEAVY RAIN HAD ENDED OVER WYOMING COUNTY AT 315 PM. NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED SCATTERED SHOWERS AND THUNDERSTORMS CONTINUING OVER WYOMING COUNTY...BUT THESE SHOWERS AND STORMS WERE MOVING QUICKLY SOUTH AND SHOULD NOT AGGREVATE ANY FLOODING PROBLEM. AS A RESULT...THE FLASH FLOOD WARNING HAS BEEN ALLOWED TO EXPIRE. THE WYOMING COUNTY SHERIFF REPORTED EMERGENCY OFFICIALS ON THE SCENE OF ROAD FLOODING ON ROUTE 19...SOUTH OF WYOMING. NATIONAL WEATHER SERVICE DOPPLER RADAR ESTIMATED BETWEEN 2.5 AND 3.5 INCHES OF RAIN FELL FROM ATTICA...ACROSS WYOMING...TO NEAR PERRY BETWEEN NOON AND 230 PM. MOST OF THIS FELL BETWEEN NOON AND 2 PM. EVEN THOUGH THE RAIN IS STARTING TO DIMINISH...SOME ROADWAYS STILL MAY BE COVERED WITH WATER. DO NOT DRIVE WHERE ANY WATER COVERS THE ROADWAY. REMAIN AWAY FROM STREAMS AND CREEKS THAT MAY BE RUNNING HIGH AND FLOWING FAST. $$ DJF
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 16, 9:06 AM EDT | Special Marine Warning | BUF | 69 min | |
| Aug 16, 9:30 AM EDT | Special Marine Warning | BUF | 90 min | |
| Aug 16, 9:37 AM EDT | Severe Thunderstorm Warning | BUF | Niagara | 53 min |
| Aug 16, 11:15 AM EDT | Special Marine Warning | BUF | 60 min | |
| Aug 16, 11:44 AM EDT | Severe Thunderstorm Warning | BUF | Chautauqua, Erie | 61 min |
| Aug 16, 12:26 PM EDT | Severe Thunderstorm Warning | BUF | Wyoming | 64 min |
| Aug 16, 1:25 PM EDT | Special Marine Warning | BUF | 95 min | |
| Aug 16, 1:39 PM EDT | Severe Thunderstorm Warning | BUF | Ontario | 51 min |
| Aug 16, 2:16 PM EDT | Severe Thunderstorm Warning | BUF | Allegany | 29 min |
| Aug 16, 2:18 PM EDT | Severe Thunderstorm Warning | BUF | Chautauqua | 57 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.