Alert archive / New York / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 83, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Jul 24, 2017, 7:44 AM EDT for Monroe County, Wayne County, New York. It was in force for 39 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
- Jul 24, 2017, 7:44 AM EDT (11:44 UTC)
- Expired
- Jul 24, 2017, 8:23 AM EDT
- In force
- 39 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Monroe County, NY, Wayne County, NY
The radar
The Buffalo radar (KBUF), 122 km from the middle of the area, began a volume at 11:48 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 00:00Z, 11.7 hours before the alert went out and 120 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
- 784 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 780 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 108 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 3.1
The text
As transmitted.
152
WUUS51 KBUF 241144
SVRBUF
NYC055-117-241245-
/O.NEW.KBUF.SV.W.0083.170724T1144Z-170724T1245Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Buffalo NY
744 AM EDT MON JUL 24 2017
The National Weather Service in Buffalo has issued a
* Severe Thunderstorm Warning for...
Northwestern Wayne County in western New York...
East central Monroe County in western New York...
* Until 845 AM EDT.
* At 744 AM EDT, a severe thunderstorm was located over Gates-North
Gates, moving east at 25 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Expect wind damage
to trees and power lines.
* Locations impacted include...
Rochester, Greece, Irondequoit, East Rochester, Webster, Fairport,
Brighton and Gates-North Gates.
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 4332 7703 4310 7699 4309 7773 4320 7776
4334 7715
TIME...MOT...LOC 1144Z 260DEG 22KT 4315 7767
HAIL...1.00IN
WIND...60MPH
$$
Smith2 follow-up statements
866
WWUS51 KBUF 241210
SVSBUF
Severe Weather Statement
National Weather Service Buffalo NY
810 AM EDT MON JUL 24 2017
NYC055-117-241245-
/O.CON.KBUF.SV.W.0083.000000T0000Z-170724T1245Z/
Wayne NY-Monroe NY-
810 AM EDT MON JUL 24 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 AM EDT
FOR NORTHWESTERN WAYNE AND EAST CENTRAL MONROE COUNTIES...
At 810 AM EDT, a severe thunderstorm was located near Webster, moving
east at 25 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Expect wind damage to
trees and power lines.
Locations impacted include...
Irondequoit, East Rochester, Webster, Fairport, Brighton, Ontario,
Penfield and Williamson.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4332 7704 4332 7703 4310 7699 4309 7753
4325 7755 4333 7718
TIME...MOT...LOC 1210Z 270DEG 22KT 4317 7745
HAIL...1.00IN
WIND...60MPH
$$
Smith605
WWUS51 KBUF 241223
SVSBUF
Severe Weather Statement
National Weather Service Buffalo NY
823 AM EDT MON JUL 24 2017
NYC055-117-241232-
/O.CAN.KBUF.SV.W.0083.000000T0000Z-170724T1245Z/
Wayne NY-Monroe NY-
823 AM EDT MON JUL 24 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN WAYNE AND EAST
CENTRAL MONROE COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore the warning has been cancelled.
LAT...LON 4332 7704 4332 7703 4310 7699 4309 7753
4325 7755 4333 7718
TIME...MOT...LOC 1221Z 260DEG 22KT 4318 7734
$$
SmithThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 9:50 PM EDT | Special Weather Statement | BUF | Allegany | 55 min |
| Jul 24, 4:29 AM EDT | Small Craft Advisory | BUF | 21 hr | |
| Jul 24, 4:31 AM EDT | Beach Hazards Statement | BUF | Chautauqua | 18 hr |
| Jul 24, 4:31 AM EDT | Lakeshore Flood Watch | BUF | Monroe, Niagara, Orleans, Wayne | 9 hr |
| Jul 24, 5:15 AM EDT | Special Weather Statement | BUF | Erie | 45 min |
| Jul 24, 5:22 AM EDT | Special Weather Statement | BUF | Orleans | 23 min |
| Jul 24, 7:22 AM EDT | Special Weather Statement | BUF | Monroe | 23 min |
| Jul 24, 8:01 AM EDT | Special Weather Statement | BUF | Ontario | 59 min |
| Jul 24, 8:06 AM EDT | Special Marine Warning | BUF | 54 min | |
| Jul 24, 8:59 AM EDT | Special Marine Warning | BUF | 61 min | |
| Jul 24, 9:04 AM EDT | Special Weather Statement | BUF | Oswego | 41 min |
| Jul 24, 1:10 PM EDT | Lakeshore Flood Warning | BUF | Cayuga, Monroe, Niagara, Orleans, Oswego, Wayne | 27 hr |
| Jul 24, 1:11 PM EDT | Small Craft Advisory | BUF | 27 hr | |
| Jul 24, 2:55 PM EDT | Special Weather Statement | BUF | Oswego | 50 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.