Alert archive / New York / Tornado Warnings in 2017
Tornado Warning 6, NWS Buffalo, NY
NWS Buffalo, NY issued this tornado warning at Aug 22, 2017, 2:12 PM EDT for Allegany County, Livingston County, New York. It was in force for 33 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
- Aug 22, 2017, 2:12 PM EDT (18:12 UTC)
- Expired
- Aug 22, 2017, 2:45 PM EDT
- In force
- 33 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Allegany County, NY, Livingston County, NY
The radar
The Buffalo radar (KBUF), 94 km from the middle of the area, began a volume at 18:11 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 22, 12:23 PM EDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 6.2 hours before the alert went out and 91 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
- 435 J/kg
- Mixed-layer CIN
- -95 J/kg
- Mixed-layer LCL
- 1187 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 140 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.2
The text
As transmitted.
438
WFUS51 KBUF 221812
TORBUF
NYC003-051-221845-
/O.NEW.KBUF.TO.W.0006.170822T1812Z-170822T1845Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Buffalo NY
212 PM EDT TUE AUG 22 2017
The National Weather Service in Buffalo has issued a
* Tornado Warning for...
Southeastern Livingston County in western New York...
Northeastern Allegany County in western New York...
* Until 245 PM EDT.
* At 212 PM EDT, a severe thunderstorm capable of producing a tornado
was located 10 miles southeast of Portageville, or 11 miles
southwest of Dansville, moving east at 35 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...
Dansville, Ossian, Canaseraga, Ossian Center and Swain.
This includes Interstate 390 between exits 4 and 5.
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 4249 7796 4265 7753 4258 7752 4258 7766
4253 7766 4253 7772 4243 7773 4242 7792
TIME...MOT...LOC 1812Z 251DEG 31KT 4247 7788
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
Apffel2 follow-up statements
237
WWUS51 KBUF 221825
SVSBUF
Severe Weather Statement
National Weather Service Buffalo NY
225 PM EDT TUE AUG 22 2017
NYC003-221834-
/O.CAN.KBUF.TO.W.0006.000000T0000Z-170822T1845Z/
Allegany NY-
225 PM EDT TUE AUG 22 2017
...THE TORNADO WARNING FOR NORTHEASTERN ALLEGANY COUNTY IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A tornado watch remains in effect until 900 PM EDT for western New
York.
LAT...LON 4253 7784 4265 7753 4258 7752 4258 7766
4253 7766 4253 7772 4247 7773 4249 7779
TIME...MOT...LOC 1824Z 251DEG 31KT 4251 7774
$$
NYC051-221845-
/O.CON.KBUF.TO.W.0006.000000T0000Z-170822T1845Z/
Livingston NY-
225 PM EDT TUE AUG 22 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 PM EDT FOR
SOUTHEASTERN LIVINGSTON COUNTY...
At 224 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Dansville, moving east at 35 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...
Dansville, Ossian and Ossian Center.
This includes Interstate 390 between exits 4 and 5.
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 4253 7784 4265 7753 4258 7752 4258 7766
4253 7766 4253 7772 4247 7773 4249 7779
TIME...MOT...LOC 1824Z 251DEG 31KT 4251 7774
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
Apffel569
WWUS51 KBUF 221842
SVSBUF
Severe Weather Statement
National Weather Service Buffalo NY
242 PM EDT TUE AUG 22 2017
NYC051-221851-
/O.EXP.KBUF.TO.W.0006.000000T0000Z-170822T1845Z/
Livingston NY-
242 PM EDT TUE AUG 22 2017
...THE TORNADO WARNING FOR SOUTHEASTERN LIVINGSTON COUNTY WILL EXPIRE
AT 245 PM EDT...
The storm which prompted the warning has exited the warned area.
Therefore the warning will be allowed to expire.
A tornado watch remains in effect until 900 PM EDT for western New
York.
LAT...LON 4253 7784 4265 7753 4258 7752 4258 7766
4253 7766 4253 7772 4247 7773 4249 7779
TIME...MOT...LOC 1841Z 251DEG 31KT 4255 7757
$$
ApffelThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 21, 10:39 PM EDT | Beach Hazards Statement | BUF | Chautauqua, Erie, Jefferson | 23 hr |
| Aug 22, 4:04 AM EDT | Wind Advisory | BUF | Erie, Genesee, Niagara, Orleans | 13 hr |
| Aug 22, 4:09 AM EDT | Lakeshore Flood Warning | BUF | Cayuga, Jefferson, Oswego, Wayne | 40 hr |
| Aug 22, 7:16 AM EDT | Special Weather Statement | BUF | Lewis | 59 min |
| Aug 22, 9:51 AM EDT | Special Marine Warning | BUF | 54 min | |
| Aug 22, 12:05 PM EDT | Severe Thunderstorm Warning | BUF | Cattaraugus, Chautauqua, Erie | 55 min |
| Aug 22, 12:34 PM EDT | Severe Thunderstorm Warning | BUF | Genesee, Livingston, Monroe, Ontario, Orleans, Wayne and 1 more | 56 min |
| Aug 22, 12:34 PM EDT | Tornado Warning | BUF | Cattaraugus, Chautauqua | 26 min |
| Aug 22, 12:42 PM EDT | Special Marine Warning | BUF | 48 min | |
| Aug 22, 12:44 PM EDT | Special Marine Warning | BUF | 61 min | |
| Aug 22, 12:55 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus, Erie, Genesee, Livingston, Wyoming | 65 min |
| Aug 22, 1:13 PM EDT | Special Marine Warning | BUF | 62 min | |
| Aug 22, 1:23 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Monroe, Ontario, Oswego, Wayne | 67 min |
| Aug 22, 1:27 PM EDT | Special Marine Warning | BUF | 63 min | |
| Aug 22, 1:42 PM EDT | Special Marine Warning | BUF | 63 min | |
| Aug 22, 1:53 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis, Oswego | 67 min |
| Aug 22, 1:56 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Livingston, Ontario, Wyoming | 49 min |
| Aug 22, 2:05 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Lewis, Oswego | 55 min |
| Aug 22, 2:47 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis, Oswego | 58 min |
| Aug 22, 2:48 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus, Chautauqua, Erie, Genesee, Livingston and 1 more | 57 min |
| Aug 22, 3:11 PM EDT | Tornado Warning | BUF | Lewis | 34 min |
| Aug 22, 3:15 PM EDT | Tornado Warning | BUF | Lewis | 30 min |
| Aug 22, 3:20 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus, Livingston, Wyoming | 55 min |
| Aug 22, 3:45 PM EDT | Severe Thunderstorm Warning | BUF | Livingston, Monroe, Ontario, Wyoming | 45 min |
| Aug 22, 4:28 PM EDT | Special Marine Warning | BUF | 92 min | |
| Aug 22, 4:29 PM EDT | Severe Thunderstorm Warning | BUF | Ontario | 19 min |
| Aug 22, 4:40 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Oswego, Wayne | 35 min |
| Aug 22, 4:53 PM EDT | Special Weather Statement | BUF | Jefferson | 67 min |
| Aug 22, 5:10 PM EDT | Severe Thunderstorm Warning | BUF | Oswego | 35 min |
| Aug 22, 5:28 PM EDT | Special Marine Warning | BUF | 47 min | |
| Aug 22, 5:29 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis | 61 min |
| Aug 22, 6:28 PM EDT | Special Marine Warning | BUF | 32 min | |
| Aug 22, 6:28 PM EDT | Severe Thunderstorm Warning | BUF | Erie, Niagara | 47 min |
| Aug 22, 7:00 PM EDT | Special Marine Warning | BUF | 30 min | |
| Aug 22, 7:13 PM EDT | Severe Thunderstorm Warning | BUF | Erie, Genesee, Niagara, Orleans, Wyoming | 22 min |
Nearby
Tornado Warnings in New York, 2017Every tornado warning in 2017Tornadoes in 2017
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.