Alert archive / New York / Tornado Warnings in 2026
Tornado Warning 12, NWS Buffalo, NY
NWS Buffalo, NY issued this tornado warning at Sep 2, 2026, 7:56 PM EDT for Allegany County, Livingston County, Wyoming County, New York. It was in force for 34 min. 3 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
- Sep 2, 2026, 7:56 PM EDT (23:56 UTC)
- Expired
- Sep 2, 2026, 8:30 PM EDT
- In force
- 34 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Allegany County, NY, Livingston County, NY, Wyoming County, NY
The radar
The Buffalo radar (KBUF), 78 km from the middle of the area, began a volume at 23:59 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 |
|---|---|---|---|
| Sep 2, 7:59 PM EDT | TORNADO | 1 Wsw Portageville, NY | EF-1 tornado confirmed by NWS Storm Survey. Maximum winds of 105 mph. Path length 1.2 miles and maximum width 300 yards. Significant damage to trees and powerlines in the area, with dozens of healthy hardwood and softwood trees uprooted or snapped at the trunk |
| Sep 2, 8:00 PM EDT | TORNADO | 1 Nne Portageville, NY | Tornado confirmed by NWS Storm Survey. Maximum winds of 110 mph. Damage path 1.3 miles, with a maximum width of 130 yards. Significant tree damage with around 100 large hardwood and softwood trees snapped or uprooted. Several large locust trees fell on a park |
| Sep 2, 8:04 PM EDT | TSTM WND DMG | 1 Ene Portageville, NY | Pole and wires down in roadway causing road closure near State Route 436 and Pennycook Road. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 2, 4:41 PM EDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 11.9 hours before the alert went out and 74 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
- 1578 J/kg
- Mixed-layer CIN
- -57 J/kg
- Mixed-layer LCL
- 829 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 117 m²/s²
- 0-3 km storm-relative helicity
- 124 m²/s²
- Significant tornado parameter
- 1.3
- Supercell composite
- 6.2
The text
As transmitted.
958
WFUS51 KBUF 022356
TORBUF
NYC003-051-121-030030-
/O.NEW.KBUF.TO.W.0012.260902T2356Z-260903T0030Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Buffalo NY
756 PM EDT Wed Sep 2 2026
The National Weather Service in Buffalo has issued a
* Tornado Warning for...
Southeastern Wyoming County in western New York...
Southwestern Livingston County in western New York...
Northern Allegany County in western New York...
* Until 830 PM EDT.
* At 756 PM EDT, a severe thunderstorm capable of producing a tornado
was located 8 miles north of Houghton, or 13 miles southwest of
Letchworth State Park, moving southeast at 50 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* Locations impacted include...
Letchworth State Park, Alfred, Houghton, Portageville, Caneadea,
Nunda, Eagle, Pike, Andover, and Angelica.
This includes Interstate 86 between exits 31 and 33.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4248 7831 4252 7831 4252 7835 4265 7818
4252 7772 4216 7775 4216 7782
TIME...MOT...LOC 2356Z 306DEG 42KT 4254 7820
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
SGK3 follow-up statements
285
WWUS51 KBUF 030016
SVSBUF
Severe Weather Statement
National Weather Service Buffalo NY
816 PM EDT Wed Sep 2 2026
NYC121-030025-
/O.CAN.KBUF.TO.W.0012.000000T0000Z-260903T0030Z/
Wyoming NY-
816 PM EDT Wed Sep 2 2026
...THE TORNADO WARNING FOR SOUTHEASTERN WYOMING COUNTY IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1100 PM EDT for western New
York.
&&
LAT...LON 4244 7825 4252 7810 4252 7804 4254 7805
4253 7806 4254 7806 4259 7797 4252 7772
4216 7775 4216 7782
TIME...MOT...LOC 0015Z 306DEG 42KT 4240 7795
$$
NYC003-051-030030-
/O.CON.KBUF.TO.W.0012.000000T0000Z-260903T0030Z/
Livingston NY-Allegany NY-
816 PM EDT Wed Sep 2 2026
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM EDT FOR
SOUTHWESTERN LIVINGSTON AND NORTHERN ALLEGANY COUNTIES...
At 815 PM EDT, a severe thunderstorm capable of producing a tornado
was located 9 miles northeast of Belfast, or 15 miles west of
Hornell, moving southeast at 50 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Alfred, Houghton, Caneadea, Nunda, Andover, Angelica, Ossian,
Canaseraga, Almond, and West Almond.
This includes Interstate 86 between exits 31 and 33.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4244 7825 4252 7810 4252 7804 4254 7805
4253 7806 4254 7806 4259 7797 4252 7772
4216 7775 4216 7782
TIME...MOT...LOC 0015Z 306DEG 42KT 4240 7795
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
HSK551
WWUS51 KBUF 030029
SVSBUF
Severe Weather Statement
National Weather Service Buffalo NY
829 PM EDT Wed Sep 2 2026
NYC003-051-030037-
/O.EXP.KBUF.TO.W.0012.000000T0000Z-260903T0030Z/
Livingston NY-Allegany NY-
829 PM EDT Wed Sep 2 2026
...THE TORNADO WARNING FOR SOUTHWESTERN LIVINGSTON AND NORTHERN
ALLEGANY COUNTIES WILL EXPIRE AT 830 PM EDT...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire. However, gusty
winds are still possible with this thunderstorm.
A Tornado Watch remains in effect until 1100 PM EDT for western New
York.
&&
LAT...LON 4244 7825 4252 7810 4252 7804 4254 7805
4253 7806 4254 7806 4259 7797 4252 7772
4216 7775 4216 7782
TIME...MOT...LOC 0027Z 306DEG 42KT 4233 7781
$$
HSK057
WWUS51 KBUF 030029 RRA
SVSBUF
Severe Weather Statement
National Weather Service Buffalo NY
829 PM EDT Wed Sep 2 2026
NYC003-051-030038-
/O.EXP.KBUF.TO.W.0012.000000T0000Z-260903T0030Z/
Livingston NY-Allegany NY-
829 PM EDT Wed Sep 2 2026
...THE TORNADO WARNING FOR SOUTHWESTERN LIVINGSTON AND NORTHERN
ALLEGANY COUNTIES WILL EXPIRE AT 830 PM EDT...
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area. However,
gusty winds are still possible with this thunderstorm.
A Tornado Watch remains in effect until 1100 PM EDT for western New
York.
&&
LAT...LON 4244 7825 4252 7810 4252 7804 4254 7805
4253 7806 4254 7806 4259 7797 4252 7772
4216 7775 4216 7782
TIME...MOT...LOC 0028Z 306DEG 42KT 4231 7778
$$
HSKThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 2, 6:24 AM EDT | Special Marine Warning | BUF | 66 min | |
| Sep 2, 6:26 AM EDT | Special Marine Warning | BUF | 94 min | |
| Sep 2, 6:46 AM EDT | Special Marine Warning | BUF | 68 min | |
| Sep 2, 7:18 AM EDT | Severe Thunderstorm Warning | BUF | Erie, Genesee, Monroe, Niagara, Orleans, Wyoming | 57 min |
| Sep 2, 7:40 AM EDT | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus, Erie, Livingston, Wyoming | 50 min |
| Sep 2, 7:59 AM EDT | Special Marine Warning | BUF | 91 min | |
| Sep 2, 8:18 AM EDT | Severe Thunderstorm Warning | BUF | Erie, Genesee, Livingston, Monroe, Niagara, Ontario and 2 more | 57 min |
| Sep 2, 8:40 AM EDT | Severe Thunderstorm Warning | BUF | Erie, Genesee, Livingston, Monroe, Ontario, Wyoming | 65 min |
| Sep 2, 9:16 AM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Oswego, Wayne | 59 min |
| Sep 2, 9:28 AM EDT | Special Marine Warning | BUF | 62 min | |
| Sep 2, 5:18 PM EDT | Special Marine Warning | BUF | 117 min | |
| Sep 2, 5:32 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Livingston, Wyoming | 58 min |
| Sep 2, 5:43 PM EDT | Severe Thunderstorm Warning | BUF | Erie, Genesee, Monroe, Niagara, Orleans | 77 min |
| Sep 2, 6:07 PM EDT | Tornado Warning | BUF | Niagara, Orleans | 23 min |
| Sep 2, 6:15 PM EDT | Special Marine Warning | BUF | 2 hr | |
| Sep 2, 6:17 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Livingston, Monroe, Ontario, Wyoming | 58 min |
| Sep 2, 6:21 PM EDT | Special Marine Warning | BUF | 114 min | |
| Sep 2, 6:28 PM EDT | Tornado Warning | BUF | Genesee, Niagara, Orleans | 32 min |
| Sep 2, 6:47 PM EDT | Severe Thunderstorm Warning | BUF | Erie, Genesee, Livingston, Monroe, Niagara, Orleans and 1 more | 73 min |
| Sep 2, 6:51 PM EDT | Severe Thunderstorm Warning | BUF | Monroe, Ontario, Wayne | 54 min |
| Sep 2, 6:55 PM EDT | Tornado Warning | BUF | Genesee, Monroe, Orleans | 35 min |
| Sep 2, 7:04 PM EDT | Special Marine Warning | BUF | 116 min | |
| Sep 2, 7:14 PM EDT | Special Marine Warning | BUF | 43 min | |
| Sep 2, 7:26 PM EDT | Flash Flood Warning | BUF | Erie, Genesee, Niagara, Orleans | 4 hr |
| Sep 2, 7:28 PM EDT | Tornado Warning | BUF | Genesee, Livingston, Monroe, Wyoming | 47 min |
| Sep 2, 7:30 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus, Chautauqua, Erie, Wyoming | 60 min |
| Sep 2, 7:40 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Genesee, Livingston, Monroe, Ontario, Oswego and 2 more | 65 min |
| Sep 2, 7:56 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus, Chautauqua, Livingston, Wyoming | 79 min |
Nearby
Tornado Warnings in New York, 2026Every tornado warning in 2026Tornadoes in 2026
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.