Alert archive / New York / Flash Flood Warnings in 2014
Flash Flood Warning 16, NWS Buffalo, NY
NWS Buffalo, NY issued this flash flood warning at Jul 30, 2014, 12:53 PM EDT for Niagara County, New York. It was in force for 3 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
- Jul 30, 2014, 12:53 PM EDT (16:53 UTC)
- Expired
- Jul 30, 2014, 3:45 PM EDT
- In force
- 3 hr
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
- Flood severity
- None
County Niagara County, NY
The radar
The Buffalo radar (KBUF), 18 km from the middle of the area, began a volume at 16:54 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 30, 2:50 PM EDT | FLASH FLOOD | 1 Se Sanborn, NY | SIGNIFICANT FLOODING ON LOCKPORT RD AND EAGLE CHASE DR. |
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, 4.9 hours before the alert went out and 20 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
- 17 J/kg
- Mixed-layer CIN
- -79 J/kg
- Mixed-layer LCL
- 1004 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 53 m²/s²
- 0-3 km storm-relative helicity
- 83 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
515
WGUS51 KBUF 301653
FFWBUF
NYC063-301945-
/O.NEW.KBUF.FF.W.0016.140730T1653Z-140730T1945Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
1253 PM EDT WED JUL 30 2014
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHERN NIAGARA COUNTY IN WESTERN NEW YORK...
THIS INCLUDES THE CITIES OF...NORTH TONAWANDA...NIAGARA FALLS...
LOCKPORT...
* UNTIL 345 PM EDT
* AT 1250 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
TRAINING THUNDERSTORMS...LIKELY PRODUCING OVER 2 INCHES OF RAIN
OVER PARTS OF SOUTHERN NIAGARA COUNTY.
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 4314 7905 4318 7906 4327 7848 4308 7847
4310 7855 4307 7860 4309 7864 4308 7865
4309 7873 4307 7874 4307 7880 4302 7885
4307 7894 4308 7908
$$
RSH1 follow-up statement
919
WGUS71 KBUF 301807
FFSBUF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
207 PM EDT WED JUL 30 2014
NYC063-301945-
/O.CON.KBUF.FF.W.0016.000000T0000Z-140730T1945Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NIAGARA NY-
207 PM EDT WED JUL 30 2014
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 345 PM EDT FOR
SOUTHERN NIAGARA COUNTY...
AT 200 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
SHOW A NEARLY STATIONARY LINE OF HEAVY SHOWERS AND THUNDERSTORMS
OVER THE WARNED AREA. THE INDIVIDUAL THUNDERSTORM CELLS ARE MOVING
EAST AT ABOUT 15 MPH...BUT THEY ARE TRAINING OVER AREAS WHERE OVER
AN INCH OF RAIN HAS ALREADY FALLEN. SOME SITES ACROSS NIAGARA
COUNTY...SUCH AS THE AREA BETWEEN SANBORN AND NORTH TONAWANDA...
MAY RECEIVE MORE THAN 4 INCHES OF RAIN.
THE THUNDERSTORMS WILL WEAKEN BETWEEN 2 AND 3 PM...BUT ELEVATED
WATER LEVELS ON SOME STREETS AND IN AREA TRIBUTARIES WILL PERSIST
FOR A FEW HOURS LONGER.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
SANBORN...PENDLETON...LOCKPORT...BERGHOLTZ AND LEWISTON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.
&&
LAT...LON 4314 7905 4318 7906 4327 7848 4308 7847
4310 7855 4307 7860 4309 7864 4308 7865
4309 7873 4307 7874 4307 7880 4302 7885
4307 7894 4308 7908
$$
RSHThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 30, 10:29 AM EDT | Special Marine Warning | BUF | 61 min | |
| Jul 30, 12:11 PM EDT | Special Weather Statement | BUF | Niagara, Orleans | 79 min |
| Jul 30, 12:37 PM EDT | Areal Flood Advisory | BUF | Niagara, Orleans | 3 hr |
| Jul 30, 1:53 PM EDT | Small Craft Advisory | BUF | 6 hr | |
| Jul 30, 2:18 PM EDT | Special Weather Statement | BUF | Cattaraugus | 27 min |
| Jul 30, 3:23 PM EDT | Special Weather Statement | BUF | Niagara, Orleans | 52 min |
| Jul 30, 3:37 PM EDT | Special Weather Statement | BUF | Oswego | 53 min |
| Jul 30, 3:45 PM EDT | Flash Flood Warning | BUF | Niagara | 3 hr |
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.