Alert archive / New York / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 131, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Oct 15, 2017, 3:37 PM EDT for Erie County, Genesee County, Niagara County, New York. It was in force for 23 min. 1 report 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
- Oct 15, 2017, 3:37 PM EDT (19:37 UTC)
- Expired
- Oct 15, 2017, 4:00 PM EDT
- In force
- 23 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Erie County, NY, Genesee County, NY, Niagara County, NY
The radar
The Buffalo radar (KBUF), 5 km from the middle of the area, began a volume at 19:38 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 |
|---|---|---|---|
| Oct 15, 3:54 PM EDT | TSTM WND DMG | Depew, NY | LARGE TREE ON HOUSE |
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, 7.6 hours before the alert went out and 8 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
- 18 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 961 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 309 m²/s²
- 0-3 km storm-relative helicity
- 376 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
358
WUUS51 KBUF 151937
SVRBUF
NYC029-037-063-152000-
/O.NEW.KBUF.SV.W.0131.171015T1937Z-171015T2000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Buffalo NY
337 PM EDT SUN OCT 15 2017
The National Weather Service in Buffalo has issued a
* Severe Thunderstorm Warning for...
Northeastern Erie County in western New York...
Southeastern Niagara County in western New York...
Western Genesee County in western New York...
* Until 400 PM EDT.
* At 337 PM EDT, a severe thunderstorm was located over Kenmore,
moving east at 55 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect wind damage to trees and power lines.
* Locations impacted include...
Buffalo, Cheektowaga, West Seneca, North Tonawanda, Clarence,
Lackawanna, Kenmore and Depew.
This includes Interstate 90 between exits 54 and 48A.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4308 7893 4315 7847 4313 7846 4313 7841
4289 7828 4282 7893 4284 7893 4291 7890
4295 7892 4296 7895
TIME...MOT...LOC 1937Z 257DEG 49KT 4295 7888
HAIL...<.75IN
WIND...60MPH
$$
Apffel2 follow-up statements
651
WWUS51 KBUF 151953
SVSBUF
Severe Weather Statement
National Weather Service Buffalo NY
353 PM EDT SUN OCT 15 2017
NYC029-037-063-152000-
/O.CON.KBUF.SV.W.0131.000000T0000Z-171015T2000Z/
Erie NY-Niagara NY-Genesee NY-
353 PM EDT SUN OCT 15 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EDT
FOR NORTHEASTERN ERIE...SOUTHEASTERN NIAGARA AND WESTERN GENESEE
COUNTIES...
At 352 PM EDT, a severe thunderstorm was located over Williamsville,
moving east at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect wind damage to trees and power lines.
Locations impacted include...
Buffalo, Cheektowaga, West Seneca, Clarence, Lackawanna, Depew,
Amherst and Tonawanda.
This includes Interstate 90 between exits 54 and 48A.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4290 7888 4293 7884 4297 7884 4307 7877
4315 7847 4313 7846 4313 7841 4289 7828
4282 7893 4284 7893
TIME...MOT...LOC 1952Z 259DEG 37KT 4297 7870
HAIL...<.75IN
WIND...60MPH
$$
Apffel491
WWUS51 KBUF 151959
SVSBUF
Severe Weather Statement
National Weather Service Buffalo NY
359 PM EDT SUN OCT 15 2017
NYC029-037-063-152007-
/O.EXP.KBUF.SV.W.0131.000000T0000Z-171015T2000Z/
Erie NY-Niagara NY-Genesee NY-
359 PM EDT SUN OCT 15 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN ERIE...
SOUTHEASTERN NIAGARA AND WESTERN GENESEE COUNTIES WILL EXPIRE AT 400
PM EDT...
The severe thunderstorm which prompted the warning has moved out of
the area or been replaced by another warning. Therefore, this
warning will be allowed to expire.
LAT...LON 4290 7888 4293 7884 4297 7884 4307 7877
4315 7847 4313 7846 4313 7841 4289 7828
4282 7893 4284 7893
TIME...MOT...LOC 1957Z 257DEG 49KT 4299 7861
$$
ApffelThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 15, 3:09 PM EDT | Special Marine Warning | BUF | 111 min | |
| Oct 15, 3:20 PM EDT | Special Marine Warning | BUF | 85 min | |
| Oct 15, 3:56 PM EDT | Severe Thunderstorm Warning | BUF | Cattaraugus, Chautauqua, Erie, Genesee, Monroe, Niagara and 2 more | 49 min |
| Oct 15, 4:36 PM EDT | Special Marine Warning | BUF | 114 min | |
| Oct 15, 4:36 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus, Genesee, Livingston, Monroe, Ontario and 2 more | 39 min |
| Oct 15, 4:57 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus, Chautauqua | 63 min |
| Oct 15, 5:15 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus, Livingston, Ontario | 45 min |
| Oct 15, 5:16 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Ontario, Oswego, Wayne | 44 min |
| Oct 15, 5:56 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis, Oswego | 64 min |
Nearby
Severe Thunderstorm Warnings in New York, 2017Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.