Alert archive / New York / Flash Flood Warnings in 2014
Flash Flood Warning 20, NWS Buffalo, NY
NWS Buffalo, NY issued this flash flood warning at Aug 2, 2014, 5:12 PM EDT for 5 counties in New York. It was in force for 4 hr. 1 report 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
- Aug 2, 2014, 5:12 PM EDT (21:12 UTC)
- Expired
- Aug 2, 2014, 8:45 PM EDT
- In force
- 4 hr
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
- Flood severity
- None
Counties Livingston County, NY, Monroe County, NY, Ontario County, NY, Wayne County, NY, Wyoming County, NY
The radar
The Buffalo radar (KBUF), 96 km from the middle of the area, began a volume at 21:14 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 2, 6:30 PM EDT | FLASH FLOOD | Littleville, NY | BRIDGE ON NORTH LITTLEVILLE ROAD WASHED OUT. |
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, 9.2 hours before the alert went out and 93 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
- 82 J/kg
- Mixed-layer CIN
- -136 J/kg
- Mixed-layer LCL
- 1434 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- -17 m²/s²
- 0-3 km storm-relative helicity
- 49 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
228 WGUS51 KBUF 022112 FFWBUF NYC051-055-069-117-121-030045- /O.NEW.KBUF.FF.W.0020.140802T2112Z-140803T0045Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BUFFALO NY 512 PM EDT SAT AUG 2 2014 THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A * FLASH FLOOD WARNING FOR... NORTHERN LIVINGSTON COUNTY IN WESTERN NEW YORK... THIS INCLUDES THE CITY OF GENESEO... SOUTHEASTERN MONROE COUNTY IN WESTERN NEW YORK... THIS INCLUDES THE CITY OF FAIRPORT... NORTHWESTERN ONTARIO COUNTY IN WESTERN NEW YORK... SOUTHWESTERN WAYNE COUNTY IN WESTERN NEW YORK... EXTREME EAST CENTRAL WYOMING COUNTY IN WESTERN NEW YORK... * UNTIL 845 PM EDT * AT 508 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED FLASH FLOODING FROM A THUNDERSTORM OVER THE WARNED AREA. PRECAUTIONARY/PREPAREDNESS ACTIONS... EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE 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. && LAT...LON 4320 7732 4307 7718 4255 7800 4282 7798 $$ APFFEL
3 follow-up statements
118 WGUS71 KBUF 022143 FFSBUF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 543 PM EDT SAT AUG 2 2014 NYC051-055-069-117-121-030045- /O.CON.KBUF.FF.W.0020.000000T0000Z-140803T0045Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LIVINGSTON NY-ONTARIO NY-WYOMING NY-WAYNE NY-MONROE NY- 543 PM EDT SAT AUG 2 2014 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 845 PM EDT FOR SOUTHEASTERN MONROE...SOUTHWESTERN WAYNE...EXTREME EAST CENTRAL WYOMING...NORTHWESTERN ONTARIO AND NORTHERN LIVINGSTON COUNTIES... AT 535 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT BETWEEN 1 AND 2 INCHES OF RAIN HAS FALLEN IN THE WARNED AREA...WITH THUNDERSTORMS STILL STALLED ACROSS THE REGION. THE AXIS OF HEAVY RAINFALL EXTENDS FROM LIMA...TO HONEOYE FALLS TO VICTOR. THIS IS CAUSING FLASH FLOODING ON SMALL CREEKS IN THE AREA...AND WILL ALSO CAUSE A RISE IN THE HEADWATERS OF THE IRONDEQUOIT CREEK. HEAVY RAINS ARE ALSO LIKELY TO CAUSE SOME URBAN FLOODING IN THE FAR SOUTHEASTERN SUBURBS OF ROCHESTER FROM FAIRPORT TO MENDON. PRECAUTIONARY/PREPAREDNESS ACTIONS... EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS. MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN. && LAT...LON 4320 7732 4307 7718 4255 7800 4282 7798 $$ APFFEL
580
WGUS71 KBUF 022229
FFSBUF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
629 PM EDT SAT AUG 2 2014
NYC121-022235-
/O.CAN.KBUF.FF.W.0020.000000T0000Z-140803T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WYOMING NY-
629 PM EDT SAT AUG 2 2014
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR EXTREME EAST
CENTRAL WYOMING COUNTY...
HEAVIEST RAINS HAVE MOVED OUT OF THE WARNING AREA...WHICH HAS
ALLOWED THE WARNING TO BE CANCELLED FOR EXTREME EASTERN PORTIONS OF
WYOMING COUNTY. A FLASH FLOOD WATCH REMAINS IN EFFECT.
LAT...LON 4304 7724 4283 7756 4283 7777 4289 7787
4317 7738
$$
NYC051-055-069-117-030045-
/O.CON.KBUF.FF.W.0020.000000T0000Z-140803T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LIVINGSTON NY-ONTARIO NY-WAYNE NY-MONROE NY-
629 PM EDT SAT AUG 2 2014
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 845 PM EDT FOR
SOUTHEASTERN MONROE...SOUTHWESTERN WAYNE...NORTHWESTERN ONTARIO AND
NORTHEASTERN LIVINGSTON COUNTIES...
AT 625 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THAT AROUND 2 INCHES OF RAIN HAS FALLEN IN THE WARNED AREA...WITH
THUNDERSTORMS GRADUALLY LIFTING OUT OF THE WARNED AREA.
THE AXIS OF HEAVY RAINFALL EXTENDS FROM LIMA...TO HONEOYE FALLS...TO
VICTOR. THIS IS CAUSING FLASH FLOODING ON SMALL CREEKS IN THE
AREA...AND WILL ALSO CAUSE A RISE IN THE HEADWATERS OF THE
IRONDEQUOIT CREEK. HEAVY RAINS ARE ALSO LIKELY TO CAUSE SOME URBAN
FLOODING IN THE FAR SOUTHEASTERN SUBURBS OF ROCHESTER FROM FAIRPORT
TO MENDON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
&&
LAT...LON 4304 7724 4283 7756 4283 7777 4289 7787
4317 7738
$$
APFFEL212
WGUS71 KBUF 030042
FFSBUF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
842 PM EDT SAT AUG 2 2014
NYC051-055-069-117-030051-
/O.EXP.KBUF.FF.W.0020.000000T0000Z-140803T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LIVINGSTON NY-ONTARIO NY-WAYNE NY-MONROE NY-
842 PM EDT SAT AUG 2 2014
...THE FLASH FLOOD WARNING WILL EXPIRE AT 845 PM EDT FOR SOUTHEASTERN
MONROE...SOUTHWESTERN WAYNE...NORTHWESTERN ONTARIO AND NORTHEASTERN
LIVINGSTON COUNTIES...
AT 841 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE
THUNDERSTORM THAT PROMPTED THE WARNING HAD EXITED THE AREA...THUS THE
FLOOD WARNING HAS BEEN ALLOWED TO EXPIRE.
LAT...LON 4304 7724 4283 7756 4283 7777 4289 7787
4317 7738
$$
THOMASThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 8:01 PM EDT | Areal Flood Warning | BUF | Wayne | 3 hr |
| Aug 1, 8:49 PM EDT | Areal Flood Advisory | BUF | Monroe | 3 hr |
| Aug 1, 8:50 PM EDT | Special Weather Statement | BUF | Allegany, Cattaraugus | 55 min |
| Aug 1, 9:18 PM EDT | Special Weather Statement | BUF | Wayne | 27 min |
| Aug 1, 9:34 PM EDT | Flash Flood Warning | BUF | Wayne | 3 hr |
| Aug 1, 9:47 PM EDT | Special Weather Statement | BUF | Allegany, Cattaraugus | 58 min |
| Aug 1, 9:54 PM EDT | Special Weather Statement | BUF | Cayuga | 36 min |
| Aug 1, 10:07 PM EDT | Flash Flood Warning | BUF | Cattaraugus | 3 hr |
| Aug 1, 11:04 PM EDT | Special Weather Statement | BUF | Cattaraugus | 56 min |
| Aug 2, 12:32 AM EDT | Special Weather Statement | BUF | Chautauqua | 58 min |
| Aug 2, 1:45 AM EDT | Areal Flood Advisory | BUF | Chautauqua | 3 hr |
| Aug 2, 12:29 PM EDT | Special Weather Statement | BUF | Lewis | 31 min |
| Aug 2, 1:28 PM EDT | Special Weather Statement | BUF | Lewis | 62 min |
| Aug 2, 2:15 PM EDT | Flash Flood Watch | BUF | Cattaraugus, Chautauqua, Erie, Wyoming | 9 hr |
| Aug 2, 4:22 PM EDT | Special Weather Statement | BUF | Allegany, Cattaraugus, Chautauqua, Erie, Wyoming | 83 min |
| Aug 2, 4:41 PM EDT | Special Weather Statement | BUF | Oswego | 64 min |
| Aug 2, 4:51 PM EDT | Special Marine Warning | BUF | 54 min | |
| Aug 2, 4:58 PM EDT | Special Marine Warning | BUF | 92 min | |
| Aug 2, 5:19 PM EDT | Flash Flood Warning | BUF | Cattaraugus, Chautauqua, Erie | 4 hr |
| Aug 2, 5:34 PM EDT | Special Marine Warning | BUF | 56 min | |
| Aug 2, 5:48 PM EDT | Special Marine Warning | BUF | 87 min | |
| Aug 2, 5:53 PM EDT | Severe Thunderstorm Warning | BUF | Erie, Genesee, Wyoming | 28 min |
| Aug 2, 6:50 PM EDT | Special Weather Statement | BUF | Genesee | 55 min |
Nearby
Flash Flood Warnings in New York, 2014Every flash flood warning in 2014
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.