Alert archive / New York / Flash Flood Warnings in 2014
Flash Flood Warning 24, NWS Buffalo, NY
NWS Buffalo, NY issued this flash flood warning at Aug 12, 2014, 7:18 PM EDT for Allegany County, Cattaraugus County, Wyoming County, New York. It was in force for 4 hr. 5 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
- Aug 12, 2014, 7:18 PM EDT (23:18 UTC)
- Expired
- Aug 12, 2014, 11:15 PM EDT
- In force
- 4 hr
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
- Flood severity
- None
Counties Allegany County, NY, Cattaraugus County, NY, Wyoming County, NY
The radar
The Buffalo radar (KBUF), 82 km from the middle of the area, began a volume at 23:21 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 12, 7:20 PM EDT | FLASH FLOOD | 1 Wnw Franklinville, NY | FLOODING IN SEVERAL LOCATIONS ALONG BAKERSTAND RD AND ROUTE 98. |
| Aug 12, 8:00 PM EDT | FLASH FLOOD | 1 E East Salamanca, NY | FLOODING ON KILLBUCK ROAD...AND OTHER CITY STREETS IN SALAMANCA. |
| Aug 12, 8:00 PM EDT | FLASH FLOOD | 4 Sse Quaker Bridge, NY | FLOODING AT CAIN HOLLOW CAMPGROUND IN ALLEGANY STATE PARK...ONE ROAD WASHED OUT...SEVERAL ROADS AND CABINS FLOODED. |
| Aug 12, 8:00 PM EDT | FLASH FLOOD | Humphrey, NY | FLOODING ON HUMPHREY RD IN SEVERAL LOCATIONS...AND REACHER ROAD AND GREAT VALLEY ROAD NEAR PETH OVERPASS. |
| Aug 12, 10:00 PM EDT | FLASH FLOOD | 1 W Peth, NY | HUNGRY HOLLOW ROAD AND HOUSE FLOODED NEAR GREAT VALLEY. |
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, 11.3 hours before the alert went out and 79 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
- 38 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 748 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 339 m²/s²
- 0-3 km storm-relative helicity
- 370 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
974
WGUS51 KBUF 122318
FFWBUF
NYC003-009-121-130315-
/O.NEW.KBUF.FF.W.0024.140812T2318Z-140813T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
718 PM EDT TUE AUG 12 2014
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHWESTERN ALLEGANY COUNTY IN WESTERN NEW YORK...
CATTARAUGUS COUNTY IN WESTERN NEW YORK...
THIS INCLUDES THE CITY OF SALAMANCA...
SOUTHERN WYOMING COUNTY IN WESTERN NEW YORK...
* UNTIL 1115 PM EDT
* AT 715 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
FLASH FLOODING FROM A THUNDERSTORM OVER THE WARNED AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS
FLOODED ROADS. FIND ALTERNATE ROUTES. IT ONLY TAKES A FEW INCHES OF
SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.
&&
LAT...LON 4199 7905 4212 7903 4265 7830 4265 7804
4212 7850 4199 7877
$$
APFFEL2 follow-up statements
484
WGUS71 KBUF 130031
FFSBUF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
831 PM EDT TUE AUG 12 2014
NYC003-009-121-130315-
/O.CON.KBUF.FF.W.0024.000000T0000Z-140813T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ALLEGANY NY-CATTARAUGUS NY-WYOMING NY-
831 PM EDT TUE AUG 12 2014
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT FOR
SOUTHERN WYOMING...CATTARAUGUS AND NORTHWESTERN ALLEGANY COUNTIES...
AT 823 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE SHOWERS AND THUNDERSTORMS STREAMING ACROSS THE WARNED AREA.
THESE SHOULD WEAKEN IN THE NEXT HOUR...WITH ADDITIONAL RAINFALL
AMOUNTS A HALF INCH OR LESS. HOWEVER...OVER TWO INCHES OF RAIN HAS
FALLEN IN SOME AREAS WITH FLOODING IN FRANKLINVILLE...
ELLICOTTVILLE...AND NEARBY LOCATIONS. STREAMS AND CREEKS CAN
CONTINUE TO RISE EVEN AFTER THE HEAVIEST RAIN HAS ENDED...SO THOSE
IN THE WARNED AREA SHOULD CONTINUE TO EXERCISE CAUTION AND AVOID
TRAVELING ON WASHED OUT ROADWAYS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.
IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS
FLOODED ROADS. FIND ALTERNATE ROUTES. IT TAKES ONLY A FEW INCHES OF
SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.
&&
LAT...LON 4199 7905 4212 7903 4265 7830 4265 7804
4212 7850 4199 7877
$$
APFFEL520
WGUS71 KBUF 130307
FFSBUF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1107 PM EDT TUE AUG 12 2014
NYC003-009-121-130317-
/O.EXP.KBUF.FF.W.0024.000000T0000Z-140813T0315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ALLEGANY NY-CATTARAUGUS NY-WYOMING NY-
1107 PM EDT TUE AUG 12 2014
...THE FLASH FLOOD WARNING WILL EXPIRE AT 1115 PM EDT FOR SOUTHERN
WYOMING...CATTARAUGUS AND NORTHWESTERN ALLEGANY COUNTIES...
PONDING OF LOW LYING AND POOR DRAINAGE AREAS WILL BE POSSIBLE FOR
AWHILE UNTIL THE WATER HAS TIME TO RUN OFF.
LAT...LON 4199 7905 4212 7903 4265 7830 4265 7804
4212 7850 4199 7877
$$
APFFELThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 12, 4:13 PM EDT | Special Marine Warning | BUF | 62 min | |
| Aug 12, 4:33 PM EDT | Special Weather Statement | BUF | Erie | 57 min |
| Aug 12, 4:49 PM EDT | Severe Thunderstorm Warning | BUF | Erie, Niagara | 44 min |
| Aug 12, 4:58 PM EDT | Special Weather Statement | BUF | Erie | 62 min |
| Aug 12, 5:08 PM EDT | Special Weather Statement | BUF | Cattaraugus | 52 min |
| Aug 12, 5:26 PM EDT | Small Craft Advisory | BUF | 5 days | |
| Aug 12, 5:37 PM EDT | Special Weather Statement | BUF | Niagara | 53 min |
| Aug 12, 6:00 PM EDT | Special Weather Statement | BUF | Cattaraugus | 60 min |
| Aug 12, 6:35 PM EDT | Special Weather Statement | BUF | Genesee, Orleans, Wyoming | 55 min |
| Aug 12, 7:00 PM EDT | Special Weather Statement | BUF | Cattaraugus | 60 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.