Alert archive / New York / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 103, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Nov 14, 2011, 5:46 PM EST for Chautauqua County, New York. It was in force for 59 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Nov 14, 2011, 5:46 PM EST (22:46 UTC)
- Expired
- Nov 14, 2011, 6:45 PM EST
- In force
- 59 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
County Chautauqua County, NY
The radar
The Buffalo radar (KBUF), 96 km from the middle of the area, began a volume at 22:49 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.
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 10.8 hours before the alert went out and 96 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.
563
WUUS51 KBUF 142246
SVRBUF
NYC013-142345-
/O.NEW.KBUF.SV.W.0103.111114T2246Z-111114T2345Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
546 PM EST MON NOV 14 2011
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CHAUTAUQUA COUNTY IN WESTERN NEW YORK
* UNTIL 645 PM EST
* AT 540 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DESTRUCTIVE WINDS IN
EXCESS OF 70 MPH. THIS STORM WAS LOCATED 18 MILES WEST OF
FINDLEY LAKE...AND MOVING EAST AT 65 MPH.
* SOME LOCATIONS IN THE WARNING INCLUDE...
RIPLEY...
SHERMAN...
WESTFIELD...
FINDLEY LAKE...
MAYVILLE...
CHAUTAUQUA INSTITUTE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
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.
THIS IS A DANGEROUS STORM. 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 4240 7951 4247 7916 4235 7917
4232 7915 4232 7916 4219 7915 4216 7917
4214 7915 4199 7917 4199 7976 4200 7977
TIME...MOT...LOC 2245Z 261DEG 57KT 4217 7996
$$
HITCHCOCK2 follow-up statements
991
WWUS51 KBUF 142316
SVSBUF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
616 PM EST MON NOV 14 2011
NYC013-142345-
/O.CON.KBUF.SV.W.0103.000000T0000Z-111114T2345Z/
CHAUTAUQUA NY-
616 PM EST MON NOV 14 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EST
FOR SOUTHERN CHAUTAUQUA COUNTY...
AT 612 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DESTRUCTIVE WINDS
IN EXCESS OF 70 MPH. THIS STORM WAS LOCATED 24 MILES WEST OF
JAMESTOWN...MOVING EAST AT 60 MPH.
SOME LOCATIONS IN THE WARNING INCLUDE...
PANAMA...
CLYMER...
CELORON...
JAMESTOWN
FALCONER...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.
&&
LAT...LON 4217 7977 4224 7947 4231 7916 4219 7915
4216 7917 4214 7915 4199 7917 4199 7976
4200 7977
TIME...MOT...LOC 2315Z 260DEG 51KT 4205 7965
$$
ZAFF711
WWUS51 KBUF 142344
SVSBUF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
644 PM EST MON NOV 14 2011
NYC013-142354-
/O.EXP.KBUF.SV.W.0103.000000T0000Z-111114T2345Z/
CHAUTAUQUA NY-
644 PM EST MON NOV 14 2011
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN CHAUTAUQUA COUNTY
WILL EXPIRE AT 645 PM EST...
RADAR INDICATED THAT HEAVY RAIN...SMALL HAIL...AND GUSTY WINDS WERE
STILL POSSIBLE FROM THE THUNDERSTORM.
LAT...LON 4217 7977 4224 7947 4231 7916 4219 7915
4216 7917 4214 7915 4199 7917 4199 7976
4200 7977
TIME...MOT...LOC 2344Z 260DEG 51KT 4212 7910
$$
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, 4:41 PM EST | Severe Thunderstorm Warning | BUF | Cattaraugus, Chautauqua, Erie | 64 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, 5:59 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.