Alert archive / New York / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 101, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Nov 14, 2011, 4:41 PM EST for Cattaraugus County, Chautauqua County, Erie County, New York. It was in force for 64 min. 9 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
- Nov 14, 2011, 4:41 PM EST (21:41 UTC)
- Expired
- Nov 14, 2011, 5:45 PM EST
- In force
- 64 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
Counties Cattaraugus County, NY, Chautauqua County, NY, Erie County, NY
The radar
The Buffalo radar (KBUF), 66 km from the middle of the area, began a volume at 21:40 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 |
|---|---|---|---|
| Nov 14, 4:54 PM EST | TSTM WND DMG | Fredonia, NY | ROOF TORN OFF GARAGE |
| Nov 14, 4:54 PM EST | TORNADO | Fredonia, NY | 0454-0505 PM EST... EF2 |
| Nov 14, 5:03 PM EST | HAIL 0.88 | Ripley, NY | HAIL COVERED THE GROUND |
| Nov 14, 5:05 PM EST | TORNADO | Westfield, NY | 0505-0515 PM EST... EF2 |
| Nov 14, 5:10 PM EST | TSTM WND DMG | Westfield, NY | ROOFS BLOWN OFF HOUSES VICINITY WESTFIELD |
| Nov 14, 5:12 PM EST | TSTM WND DMG | Versailles, NY | NUMEROUS TREES DOWN |
| Nov 14, 5:14 PM EST | TSTM WND DMG | 2 Se Westfield, NY | BARN BLOW OFF FOUNDATION VICINITY MT. BALDY RD. |
| Nov 14, 5:14 PM EST | TSTM WND DMG | Perrysburg, NY | POWER POLES DOWN |
| Nov 14, 5:16 PM EST | TSTM WND DMG | 5 Se Fredonia, NY | HALF DOZEN POWER POLES SHEARED OFF NEAR POMFRET |
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, 9.7 hours before the alert went out and 67 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
- 19 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 1036 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 294 m²/s²
- 0-3 km storm-relative helicity
- 289 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
107
WUUS51 KBUF 142141
SVRBUF
NYC009-013-029-142245-
/O.NEW.KBUF.SV.W.0101.111114T2141Z-111114T2245Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
441 PM EST MON NOV 14 2011
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN CATTARAUGUS COUNTY IN WESTERN NEW YORK
CHAUTAUQUA COUNTY IN WESTERN NEW YORK
SOUTHERN ERIE COUNTY IN WESTERN NEW YORK
* UNTIL 545 PM EST
* AT 436 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DESTRUCTIVE WINDS
IN EXCESS OF 70 MPH. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 13 MILES NORTHWEST OF LAKE ERIE BEACH TO 24 MILES
NORTHWEST OF FINDLEY LAKE...AND MOVING EAST AT 70 MPH.
* SOME LOCATIONS IN THE WARNING INCLUDE...
FINDLEY LAKE...
ATHOL SPRINGS...
BLASDELL...
ELMA CENTER...
NORTH COLLINS...
FALCONER...
COLDEN...
COLLINS...
GOWANDA...
DUNKIRK...
RIPLEY...
SILVER CREEK...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THESE STORMS.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.
THESE ARE DANGEROUS STORMS. IF YOU ARE IN THE PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
&&
LAT...LON 4227 7977 4229 7974 4242 7946 4250 7935
4256 7916 4269 7906 4274 7892 4279 7886
4283 7887 4288 7857 4236 7882 4202 7921
4210 7977
TIME...MOT...LOC 2140Z 260DEG 59KT 4271 7922 4232 8002
$$
HITCHCOCK2 follow-up statements
218
WWUS51 KBUF 142205
SVSBUF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
505 PM EST MON NOV 14 2011
NYC009-013-029-142245-
/O.CON.KBUF.SV.W.0101.000000T0000Z-111114T2245Z/
CATTARAUGUS NY-CHAUTAUQUA NY-ERIE NY-
505 PM EST MON NOV 14 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM EST
FOR SOUTHWESTERN ERIE...CHAUTAUQUA AND NORTHWESTERN CATTARAUGUS
COUNTIES...
AT 459 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THESE STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM NORTH COLLINS TO RIPLEY...MOVING EAST AT
70 MPH.
THERE ARE ALSO SEVERAL TORNADO WARNINGS IN EFFECT FOR INDIVIDUAL
STORMS WITHIN THIS LINE OF SEVERE STORMS.
SOME LOCATIONS IN THE WARNING INCLUDE...
BOSTON...
COLLINS...
GERRY...
SOUTH DAYTON...
ELLINGTON...
CATTARAUGUS...
RIPLEY...
PERRYSBURG...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THESE STORMS.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.
THESE ARE DANGEROUS STORMS. IF YOU ARE IN THE PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
&&
LAT...LON 4227 7977 4229 7974 4242 7946 4250 7935
4256 7916 4268 7906 4274 7864 4236 7882
4202 7921 4210 7977
TIME...MOT...LOC 2204Z 260DEG 59KT 4262 7882 4224 7964
$$
HITCHCOCK571
WWUS51 KBUF 142248
SVSBUF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
548 PM EST MON NOV 14 2011
NYC009-013-029-142256-
/O.EXP.KBUF.SV.W.0101.000000T0000Z-111114T2245Z/
CATTARAUGUS NY-CHAUTAUQUA NY-ERIE NY-
548 PM EST MON NOV 14 2011
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN ERIE AND
NORTHWESTERN CATTARAUGUS COUNTIES HAS EXPIRED AND THE WARNING FOR
CHAUTAUQUA COUNTY HAS BEEN REPLACED BY A NEW WARNING...
A NEW SEVERE THUNDERSTORM WARNING HAS BEEN ISSUED FOR CHAUTAUQUA
COUNTY. PLEASE REFER TO THE LATEST SEVERE THUNDERSTORM WARNING FOR
THE LATEST INFORMATION.
LAT...LON 4227 7977 4229 7974 4242 7946 4250 7935
4256 7916 4268 7906 4274 7864 4236 7882
4202 7921 4210 7977
TIME...MOT...LOC 2205Z 260DEG 59KT 4261 7879 4224 7961
$$
ZAFFThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 14, 4:17 PM EST | Special Marine Warning | BUF | 88 min | |
| Nov 14, 4:47 PM EST | Tornado Warning | BUF | Cattaraugus, Chautauqua, Erie | 43 min |
| Nov 14, 4:54 PM EST | Tornado Warning | BUF | Chautauqua | 36 min |
| Nov 14, 5:27 PM EST | Severe Thunderstorm Warning | BUF | Cattaraugus, Erie, Wyoming | 36 min |
| Nov 14, 5:30 PM EST | Tornado Warning | BUF | Cattaraugus, Chautauqua | 30 min |
| Nov 14, 5:46 PM EST | Severe Thunderstorm Warning | BUF | Chautauqua | 59 min |
| Nov 14, 5:59 PM EST | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus, Chautauqua | 61 min |
| Nov 14, 6:06 PM EST | Tornado Warning | BUF | Cattaraugus | 24 min |
| Nov 14, 6:38 PM EST | Tornado Warning | BUF | Cattaraugus, Chautauqua | 37 min |
| Nov 14, 6:40 PM EST | Severe Thunderstorm Warning | BUF | Allegany, Livingston, Ontario | 20 min |
| Nov 14, 6:57 PM EST | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus | 63 min |
Nearby
Severe Thunderstorm Warnings in New York, 2011Every severe thunderstorm warning in 2011
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.