Alert archive / New York / Flash Flood Warnings in 2015
Flash Flood Warning 15, NWS Buffalo, NY
NWS Buffalo, NY issued this flash flood warning at Jul 14, 2015, 1:47 PM EDT for Cattaraugus County, Chautauqua County, Erie County, New York. It was in force for 3 hr. 14 reports 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
- Jul 14, 2015, 1:47 PM EDT (17:47 UTC)
- Expired
- Jul 14, 2015, 4:45 PM EDT
- In force
- 3 hr
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
- Flood severity
- None
Counties Cattaraugus County, NY, Chautauqua County, NY, Erie County, NY
The radar
The Buffalo radar (KBUF), 76 km from the middle of the area, began a volume at 17:49 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 |
|---|---|---|---|
| Jul 14, 2:10 PM EDT | FLASH FLOOD | 5 W Stockton, NY | WALKER ROAD CLOSED DUE TO FLOODING. |
| Jul 14, 2:10 PM EDT | FLASH FLOOD | Cassadaga, NY | FRISBEE ROAD CLOSED DUE TO FLASH FLOODING |
| Jul 14, 2:10 PM EDT | FLASH FLOOD | Silver Creek, NY | BASEMENTS IN SILVER CREEK FLOODED |
| Jul 14, 2:10 PM EDT | FLASH FLOOD | Westfield, NY | MCKINLEY ROAD CLOSED DUE TO FLOODING |
| Jul 14, 2:45 PM EDT | FLASH FLOOD | Perrysburg, NY | WATER FLOWING INTO BASEMENTS |
| Jul 14, 2:45 PM EDT | FLASH FLOOD | Perrysburg, NY | WATER IN BASEMENTS |
| Jul 14, 2:50 PM EDT | FLASH FLOOD | Gowanda, NY | ALDRICH STREET CLOSED DUE TO FLOODING |
| Jul 14, 2:50 PM EDT | FLASH FLOOD | Gowanda, NY | CHAPEL STREET CLOSED DUE TO FLOODING |
| Jul 14, 2:50 PM EDT | FLASH FLOOD | Gowanda, NY | JOHNSON STREET CLOSED DUE TO FLOODING |
| Jul 14, 3:50 PM EDT | FLASH FLOOD | Silver Creek, NY | ROUTE 20 CLOSED IN BOTH DIRECTIONS FROM HOWARD STREET TO PARKWAY STREET DUE TO FLOODING |
| Jul 14, 3:50 PM EDT | FLASH FLOOD | Silver Creek, NY | RT 20 EAST AND WEST AT HOWARD STREET... PARKWAY STREET AND PARKWAY STREET CLOSED DUE TO FLOODING. |
| Jul 14, 3:54 PM EDT | FLASH FLOOD | Silver Creek, NY | SILVER CREEK OVERFLOWING ITS BANKS. RESIDENTS HAVE BEEN TOLD TO BE PREPARED TO EVACUATE AND FOLLOW INSTRUCTIONS AS THEY ARE PRESENTED |
| Jul 14, 3:56 PM EDT | FLASH FLOOD | Silver Creek, NY | ROUTE 20 CLOSED IN BOTH DIRECTIONS FROM WARD PLACE TO HANFORD ROAD IN THE VILLAGE OF SILVER CREEK |
| Jul 14, 4:32 PM EDT | FLASH FLOOD | Irving, NY | ROUTE 5 CLOSED BEYOND ROUTE 438 DUE TO FLOODING |
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, 5.8 hours before the alert went out and 77 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
- 63 J/kg
- Mixed-layer CIN
- -100 J/kg
- Mixed-layer LCL
- 862 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 53 m²/s²
- 0-3 km storm-relative helicity
- 167 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
021
WGUS51 KBUF 141747
FFWBUF
NYC009-013-029-142045-
/O.NEW.KBUF.FF.W.0015.150714T1747Z-150714T2045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
147 PM EDT TUE JUL 14 2015
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHERN ERIE COUNTY IN WESTERN NEW YORK...
NORTHWESTERN CATTARAUGUS COUNTY IN WESTERN NEW YORK...
CHAUTAUQUA COUNTY IN WESTERN NEW YORK...
* UNTIL 445 PM EDT
* AT 146 PM EDT...DOPPLER RADAR INDICATED HEAVY RAIN ACROSS THE
WARNED AREA. HEAVY RAIN IS EXPECTED TO CONTINUE TO MOVE ACROSS THE
REGION THROUGH MID-AFTERNOON. FLASH FLOODING IS EXPECTED TO BEGIN
SHORTLY. AREAS WHICH HAVE ALREADY GOTTEN HEAVY RAINFALL WILL BE
PARTICULARLY VULNERABLE TO ADDITIONAL HEAVY RAINFALL. RAINFALL
RATES OF UP TO TWO INCHES AN HOUR ARE POSSIBLE IN HEAVIER STORMS.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
WEST SENECA...JAMESTOWN...DUNKIRK...FREDONIA...HAMBURG...EAST
AURORA...EVANS AND BOSTON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
STAY AWAY OR BE SWEPT AWAY. RIVER BANKS AND CULVERTS CAN BECOME
UNSTABLE AND UNSAFE.
TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
&&
LAT...LON 4227 7976 4241 7945 4249 7935 4255 7915
4266 7906 4285 7865 4255 7851 4219 7886
4200 7969 4200 7976
$$
APFFEL2 follow-up statements
163
WGUS71 KBUF 141916
FFSBUF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
316 PM EDT TUE JUL 14 2015
NYC009-013-029-142045-
/O.CON.KBUF.FF.W.0015.000000T0000Z-150714T2045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ERIE NY-CATTARAUGUS NY-CHAUTAUQUA NY-
316 PM EDT TUE JUL 14 2015
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 445 PM EDT FOR
SOUTHERN ERIE...NORTHWESTERN CATTARAUGUS AND EASTERN CHAUTAUQUA
COUNTIES...
AT 313 PM EDT...DOPPLER RADAR INDICATED THE HEAVY RAIN ACROSS THE
WARNED AREA SLOWLY MOVING TO THE EAST AND NORTHEAST. THIS HAS
ALREADY CAUSED FLASH FLOODING...WITH ADDITIONAL FLASH FLOODING
STILL EXPECTED IN THE WARNED AREA.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
JAMESTOWN...DUNKIRK...FREDONIA...BOSTON...SPRINGVILLE...COLDEN...
GOWANDA AND SILVER CREEK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
STAY AWAY OR BE SWEPT AWAY. RIVER BANKS AND CULVERTS CAN BECOME
UNSTABLE AND UNSAFE.
TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
&&
LAT...LON 4248 7933 4252 7926 4255 7915 4259 7912
4260 7910 4267 7861 4255 7851 4219 7886
4210 7929
$$
REYNOLDS525
WGUS71 KBUF 142045
FFSBUF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
445 PM EDT TUE JUL 14 2015
NYC009-013-029-142052-
/O.EXP.KBUF.FF.W.0015.000000T0000Z-150714T2045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ERIE NY-CATTARAUGUS NY-CHAUTAUQUA NY-
445 PM EDT TUE JUL 14 2015
...THE FLASH FLOOD WARNING FOR SOUTHERN ERIE...NORTHWESTERN
CATTARAUGUS AND EASTERN CHAUTAUQUA COUNTIES WILL EXPIRE AT 445 PM
EDT...
THE HEAVY RAIN HAS ENDED...AND ADDITIONAL FLOODING IS NOT EXPECTED
AT THIS TIME. CREEKS WILL CONTINUE TO FLOW NEAR BANKFULL...AND SOME
ROADS HAVE BEEN WASHED OUT. MOTORISTS SHOULD CONTINUE TO BE ALERT
FOR CLOSED ROADWAYS...EVEN THOUGH THE HEAVY RAIN HAS ENDED. A FLASH
FLOOD WATCH REMAINS IN EFFECT FOR THE AREA.
LAT...LON 4248 7933 4252 7926 4255 7915 4259 7912
4260 7910 4267 7861 4255 7851 4219 7886
4210 7929
$$
APFFELThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 13, 11:58 PM EDT | Special Weather Statement | BUF | Chautauqua | 92 min |
| Jul 14, 12:20 AM EDT | Flash Flood Warning | BUF | Chautauqua | 4 hr |
| Jul 14, 4:03 AM EDT | Areal Flood Warning | BUF | Chautauqua | 6 hr |
| Jul 14, 4:10 AM EDT | Flash Flood Watch | BUF | Allegany, Cattaraugus, Cayuga, Chautauqua, Erie, Genesee and 10 more | 21 hr |
| Jul 14, 4:16 AM EDT | Small Craft Advisory | BUF | 35 hr | |
| Jul 14, 8:40 AM EDT | Special Weather Statement | BUF | Chautauqua | 20 min |
| Jul 14, 9:22 AM EDT | Special Weather Statement | BUF | Chautauqua | 23 min |
| Jul 14, 9:27 AM EDT | Special Weather Statement | BUF | Chautauqua | 18 min |
| Jul 14, 9:50 AM EDT | Flash Flood Warning | BUF | Cattaraugus, Chautauqua, Erie | 4 hr |
| Jul 14, 2:25 PM EDT | Special Weather Statement | BUF | Cattaraugus | 50 min |
| Jul 14, 2:42 PM EDT | Special Weather Statement | BUF | Oswego | 63 min |
| Jul 14, 3:04 PM EDT | Flash Flood Warning | BUF | Allegany, Cattaraugus, Erie, Wyoming | 3 hr |
| Jul 14, 3:23 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus | 67 min |
| Jul 14, 3:52 PM EDT | Flash Flood Warning | BUF | Allegany, Cattaraugus, Livingston, Wyoming | 3 hr |
| Jul 14, 4:18 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Livingston, Wyoming | 34 min |
| Jul 14, 4:19 PM EDT | Tornado Warning | BUF | Allegany | 26 min |
| Jul 14, 5:24 PM EDT | Areal Flood Warning | BUF | Allegany, Cattaraugus, Chautauqua, Erie | 5 hr |
| Jul 14, 7:51 PM EDT | Flash Flood Warning | BUF | Cattaraugus | 3 hr |
Nearby
Flash Flood Warnings in New York, 2015Every flash flood warning in 2015
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.