Alert archive / New York / Flash Flood Warnings in 2004
Flash Flood Warning 23, NWS Buffalo, NY
NWS Buffalo, NY issued this flash flood warning at Aug 29, 2004, 3:10 PM EDT for Wayne 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
- Aug 29, 2004, 3:10 PM EDT (19:10 UTC)
- Expired
- Aug 29, 2004, 6:00 PM EDT
- In force
- 3 hr
- 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, 7.2 hours before the alert went out and 144 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
- 1070 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 672 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 76 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS51 KBUF 291909 FFWBUF NYC117-292200- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BUFFALO NY 310 PM EDT SUN AUG 29 2004 THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A * FLASH FLOOD WARNING FOR... WAYNE COUNTY IN WESTERN NEW YORK * UNTIL 600 PM EDT * AT 304 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN FROM THUNDERSTORMS OVER EASTERN WAYNE COUNTY. * LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO LYONS... NORTH ROSE AND PORT BAY. CLOSE TO 3 INCHES OF RAIN HAD FALLEN...AND MORE IS EXPECTED FROM ADDITIONAL THUNDERSTORMS. 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 4305 7710 4303 7676 4334 7673 4328 7710 $$ APB
4 follow-up statements
000 WGUS71 KBUF 291928 FFSBUF NYC117-292200- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 328 PM EDT SUN AUG 29 2004 ...A FLASH FLOOD WARNING CONTINUES UNTIL 600 PM EDT FOR WAYNE COUNTY... AT 321 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE THUNDERSTORMS PRODUCING VERY HEAVY RAIN OVER EASTERN WAYNE COUNTY. CLOSE TO 4 INCHES OF RAIN HAD FALLEN SOUTH OF NORTH ROSE. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO NORTH ROSE AND WOLCOTT. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE WARNED AREA. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. LAT...LON 4305 7710 4303 7676 4334 7673 4328 7710 $$ APB
000 WGUS71 KBUF 292025 FFSBUF NYC117-292200- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 425 PM EDT SUN AUG 29 2004 ...A FLASH FLOOD WARNING CONTINUES UNTIL 600 PM EDT FOR WAYNE COUNTY... AT 415 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED THAT THE RAIN HAD SUBSIDED...BUT THUNDERSTORMS OVER ONTARIO COUNTY WERE HEADED FOR EASTERN WAYNE COUNTY. MORE RAIN IS EXPECTED BETWEEN 430 PM AND 530 PM. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO NORTH ROSE AND WOLCOTT. RADAR SHOWED AROUND 4 INCHES OF RAIN HAD FALLEN OVER PARTS OF THE SODUS CREEK...BLACK BROOK AND CLYDE RIVER BASINS. ANOTHER INCH OF RAIN IS POSSIBLE IN THE WARNED AREA. 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. MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. LAT...LON 4305 7710 4303 7676 4334 7673 4328 7710 $$ APB
000 WGUS71 KBUF 292128 FFSBUF NYC117-292200- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 525 PM EDT SUN AUG 29 2004 ...A FLASH FLOOD WARNING CONTINUES UNTIL 600 PM EDT FOR WAYNE COUNTY... AT 520 PM EDT...NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE RAIN HAD SUBSIDED...BUT LIGHT...OCCASIONALLY MODERATE RAIN IS IS LIKELY THROUGH 6 PM. FLOOD WATERS SHOULD RECEDE SLOWLY. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO NORTH ROSE AND WOLCOTT. RADAR SHOWED 4 TO 5 INCHES OF RAIN HAD FALLEN OVER PARTS OF THE SODUS CREEK...BLACK BROOK AND CLYDE RIVER BASINS. LESS THAN A TENTH OF AN INCH OF RAIN IS EXPECTED IN THE NEXT SEVERAL HOURS. EXCESSIVE RUNOFF FROM HEAVY RAINFALL HAS CAUSED FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS. THE SHERIFF HAS REPORTED SEVERAL ROADS WASHED OUT ALONG WITH MANY OCCURRENCES OF BASEMENT FLOODING AND STREET FLOODING. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. LAT...LON 4305 7710 4303 7676 4334 7673 4328 7710 $$ APB
000 WGUS71 KBUF 292201 FFSBUF NYC117-292212- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 600 PM EDT SUN AUG 29 2004 ...THE FLASH FLOOD WARNING FOR WAYNE COUNTY EXPIRES AT 600 PM EDT... AT 600 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE THUNDERSTORMS WITH THE HEAVY RAIN HAVE LEFT THE AREA...THUS THE FLOOD WARNING HAS BEEN ALLOWED TO EXPIRE. ADDITIONAL LIGHT RAIN IS LIKELY TONIGHT...BUT ANY REMAINING FLOOD WATERS SHOULD CONTINUE TO RECEDE. ROADS HAVE BEEN WASHED OUT IN THE EASTERN PART OF THE COUNTY. IF YOU WILL BE DRIVING DO NOT DRIVE INTO WATER AS IT MAY BE DEEPER THAN YOU EXPECT. PONDING OF LOW LYING AND POOR DRAINAGE AREAS WILL BE POSSIBLE FOR AWHILE UNTIL THE WATER HAS TIME TO RUN OFF. LAT...LON 4305 7710 4303 7676 4334 7673 4328 7710 $$ APB
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 29, 2:03 PM EDT | Severe Thunderstorm Warning | BUF | Livingston | 27 min |
| Aug 29, 2:07 PM EDT | Severe Thunderstorm Warning | BUF | Monroe | 53 min |
| Aug 29, 2:55 PM EDT | Flash Flood Warning | BUF | Monroe | 3 hr |
| Aug 29, 5:11 PM EDT | Severe Thunderstorm Warning | BUF | Cattaraugus | 34 min |
| Aug 29, 5:56 PM EDT | Special Marine Warning | BUF | 64 min | |
| Aug 29, 6:06 PM EDT | Severe Thunderstorm Warning | BUF | Ontario | 54 min |
Nearby
Flash Flood Warnings in New York, 2004Every flash flood warning in 2004
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.