Alert archive / New York / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 103, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Sep 23, 2019, 7:01 PM EDT for Genesee County, Monroe County, Orleans County, New York. It was in force for 39 min. 2 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 23, 2019, 7:01 PM EDT (23:01 UTC)
- Expired
- Sep 23, 2019, 7:40 PM EDT
- In force
- 39 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
- Hail
- 0.88 in
- Wind
- 60.0 mph
Counties Genesee County, NY, Monroe County, NY, Orleans County, NY
The radar
The Buffalo radar (KBUF), 65 km from the middle of the area, began a volume at 23:01 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 23, 7:04 PM EDT | TSTM WND DMG | East Barre, NY | TREE AND WIRES DOWN ON COLVER RD. |
| Sep 23, 7:04 PM EDT | TSTM WND DMG | East Barre, NY | TREE AND WIRES DOWN ON CULVER RD. |
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, 11.0 hours before the alert went out and 64 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1060 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 199 m²/s²
- 0-3 km storm-relative helicity
- 190 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
677
WUUS51 KBUF 232301
SVRBUF
NYC037-055-073-240000-
/O.NEW.KBUF.SV.W.0103.190923T2301Z-190924T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Buffalo NY
701 PM EDT Mon Sep 23 2019
The National Weather Service in Buffalo has issued a
* Severe Thunderstorm Warning for...
Southeastern Orleans County in western New York...
Northwestern Monroe County in western New York...
Northeastern Genesee County in western New York...
* Until 800 PM EDT..
* At 700 PM EDT, a severe thunderstorm was located near Albion,
moving east at 50 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Barre, Clarendon, Rochester, Greece, Chili, Brockport, Albion,
Hilton, Gates-North Gates, Spencerport, Churchville and Holley.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4309 7831 4324 7830 4334 7775 4326 7761
4310 7772
TIME...MOT...LOC 2300Z 253DEG 43KT 4318 7815
HAIL...0.88IN
WIND...60MPH
$$
Hitchcock2 follow-up statements
877
WWUS51 KBUF 232325
SVSBUF
Severe Weather Statement
National Weather Service Buffalo NY
725 PM EDT Mon Sep 23 2019
NYC037-073-232334-
/O.CAN.KBUF.SV.W.0103.000000T0000Z-190924T0000Z/
Orleans NY-Genesee NY-
725 PM EDT Mon Sep 23 2019
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ORLEANS AND
NORTHEASTERN GENESEE COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4326 7761 4310 7772 4310 7790 4313 7791
4314 7791 4330 7798 4334 7775
TIME...MOT...LOC 2324Z 257DEG 40KT 4319 7782
$$
NYC055-240000-
/O.CON.KBUF.SV.W.0103.000000T0000Z-190924T0000Z/
Monroe NY-
725 PM EDT Mon Sep 23 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR NORTHWESTERN MONROE COUNTY...
At 724 PM EDT, a severe thunderstorm was located over Spencerport, or
near Greece, moving east at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Rochester, Greece, Chili, Brockport, Gates, Spencerport,
Churchville, Charlotte and North Chili.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4326 7761 4310 7772 4310 7790 4313 7791
4314 7791 4330 7798 4334 7775
TIME...MOT...LOC 2324Z 257DEG 40KT 4319 7782
HAIL...<.75IN
WIND...60MPH
$$
Hitchcock185
WWUS51 KBUF 232340
SVSBUF
Severe Weather Statement
National Weather Service Buffalo NY
740 PM EDT Mon Sep 23 2019
NYC055-232350-
/O.CAN.KBUF.SV.W.0103.000000T0000Z-190924T0000Z/
Monroe NY-
740 PM EDT Mon Sep 23 2019
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN MONROE COUNTY IS
CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled. However gusty winds and
heavy rain are still possible with this thunderstorm.
LAT...LON 4326 7761 4310 7772 4310 7790 4313 7791
4314 7791 4330 7798 4334 7775
TIME...MOT...LOC 2338Z 253DEG 43KT 4325 7756
$$
HitchcockThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 22, 10:29 PM EDT | Beach Hazards Statement | BUF | Chautauqua, Erie | 21 hr |
| Sep 23, 1:04 PM EDT | Special Weather Statement | BUF | Genesee, Orleans | 41 min |
| Sep 23, 3:00 PM EDT | Special Weather Statement | BUF | Oswego | 45 min |
| Sep 23, 5:48 PM EDT | Special Weather Statement | BUF | Erie, Niagara | 42 min |
| Sep 23, 6:31 PM EDT | Special Weather Statement | BUF | Genesee | 44 min |
| Sep 23, 7:14 PM EDT | Beach Hazards Statement | BUF | Cayuga, Monroe, Niagara, Orleans, Oswego, Wayne | 18 hr |
| Sep 23, 7:24 PM EDT | Special Weather Statement | BUF | Cattaraugus | 51 min |
| Sep 23, 7:39 PM EDT | Special Weather Statement | BUF | Monroe | 36 min |
Nearby
Severe Thunderstorm Warnings in New York, 2019Every severe thunderstorm warning in 2019
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.