Alert archive / New York / Flash Flood Warnings in 2016
Flash Flood Warning 8, NWS Buffalo, NY
NWS Buffalo, NY issued this flash flood warning at Aug 18, 2016, 4:59 AM EDT for Chautauqua County, New York. It was in force for 4 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 18, 2016, 4:59 AM EDT (08:59 UTC)
- Expired
- Aug 18, 2016, 9:00 AM EDT
- In force
- 4 hr
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
- Flood severity
- None
County Chautauqua County, NY
The radar
The Buffalo radar (KBUF), 88 km from the middle of the area, began a volume at 09:03 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.
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 9.0 hours before the alert went out and 89 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
- 4 J/kg
- Mixed-layer CIN
- -74 J/kg
- Mixed-layer LCL
- 1586 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 61 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
568 WGUS51 KBUF 180859 FFWBUF NYC013-181000- /O.NEW.KBUF.FF.W.0008.160818T0859Z-160818T1000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BUFFALO NY 459 AM EDT THU AUG 18 2016 THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A * FLASH FLOOD WARNING FOR... CENTRAL CHAUTAUQUA COUNTY IN WESTERN NEW YORK... * UNTIL 600 AM EDT * AT 458 AM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAVE ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... WESTFIELD...STOCKTON...CASSADAGA AND SINCLAIRVILLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR CREEKS. && LAT...LON 4237 7949 4237 7920 4226 7922 4227 7965 $$ RSH
2 follow-up statements
256 WGUS51 KBUF 180944 FFWBUF NYC013-181300- /O.EXT.KBUF.FF.W.0008.000000T0000Z-160818T1300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BUFFALO NY 544 AM EDT THU AUG 18 2016 THE NATIONAL WEATHER SERVICE IN BUFFALO HAS EXTENDED THE * FLASH FLOOD WARNING FOR... CENTRAL CHAUTAUQUA COUNTY IN WESTERN NEW YORK... * UNTIL 900 AM EDT * AT 543 AM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE INCHES OF RAIN HAVE ALREADY FALLEN. FLASH FLOODING IS ALREADY OCCURRING. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... WESTFIELD...STOCKTON...CASSADAGA AND SINCLAIRVILLE. ADDITIONAL RAINFALL AMOUNTS OF AN INCH TO AN INCH AND A HALF ARE POSSIBLE IN THE WARNED AREA. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR CREEKS. && LAT...LON 4237 7949 4237 7920 4226 7922 4227 7965 $$ RSH
680 WGUS71 KBUF 181148 FFSBUF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 748 AM EDT THU AUG 18 2016 NYC013-181300- /O.CON.KBUF.FF.W.0008.000000T0000Z-160818T1300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CHAUTAUQUA NY- 748 AM EDT THU AUG 18 2016 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 900 AM EDT FOR CENTRAL CHAUTAUQUA COUNTY... AT 746 AM EDT...DOPPLER RADAR INDICATED ADDITIONAL HEAVY RAIN SHOWERS MOVING ACROSS THE WARNED AREA. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... WESTFIELD...STOCKTON...CASSADAGA AND SINCLAIRVILLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR CREEKS. && LAT...LON 4237 7949 4237 7920 4226 7922 4227 7965 $$ THOMAS
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 18, 2:13 AM EDT | Special Weather Statement | BUF | Erie | 62 min |
| Aug 18, 2:16 AM EDT | Special Weather Statement | BUF | Chautauqua | 74 min |
| Aug 18, 3:26 AM EDT | Special Weather Statement | BUF | Cattaraugus, Chautauqua | 49 min |
| Aug 18, 4:34 AM EDT | Special Weather Statement | BUF | Cattaraugus, Chautauqua | 56 min |
| Aug 18, 5:40 AM EDT | Special Weather Statement | BUF | Cattaraugus, Chautauqua | 65 min |
| Aug 18, 8:22 AM EDT | Special Marine Warning | BUF | 83 min |
Nearby
Flash Flood Warnings in New York, 2016Every flash flood warning in 2016
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; radar from the NEXRAD Level II archive.