Alert archive / New York / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 73, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Aug 8, 2019, 1:50 PM EDT for Cayuga County, Jefferson County, Oswego County, New York. It was in force for 70 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
- Aug 8, 2019, 1:50 PM EDT (17:50 UTC)
- Expired
- Aug 8, 2019, 3:00 PM EDT
- In force
- 70 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Cayuga County, NY, Jefferson County, NY, Oswego County, NY
The radar
The Ft Drum radar (KTYX), 38 km from the middle of the area, began a volume at 17:53 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 |
|---|---|---|---|
| Aug 8, 1:54 PM EDT | MARINE TSTM WIND 41 | Oswego, NY |
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 |
|---|---|---|---|
| Aug 8, 12:37 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Albany, NY (KALY), launched 12:00Z, 5.8 hours before the alert went out and 219 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
- 248 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 679 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 80 m²/s²
- 0-3 km storm-relative helicity
- 69 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted.
253
WUUS51 KBUF 081750
SVRBUF
NYC011-045-075-081900-
/O.NEW.KBUF.SV.W.0073.190808T1750Z-190808T1900Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Buffalo NY
150 PM EDT Thu Aug 8 2019
The National Weather Service in Buffalo has issued a
* Severe Thunderstorm Warning for...
Jefferson County in central New York...
Cayuga County in central New York...
Oswego County in central New York...
* Until 300 PM EDT..
* At 150 PM EDT, severe thunderstorms were located along a line
extending from near Oswego to near Lodi, moving east at 40 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Watertown, Oswego, Fulton, Sandy Island Beach State Park, Fort
Drum, Stony Point, Pulaski, Clayton, Central Square and Weedsport.
This includes the following highways...
Interstate 90 near exit 40.
Interstate 81 between exits 32 and 51.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4440 7583 4439 7583 4433 7570 4390 7572
4383 7585 4347 7576 4333 7589 4316 7588
4327 7620 4320 7621 4323 7648 4303 7649
4303 7660 4350 7655 4358 7626 4387 7635
4386 7649 4396 7644 4396 7634 4410 7643
TIME...MOT...LOC 1750Z 259DEG 34KT 4354 7653 4264 7678
HAIL...0.75IN
WIND...60MPH
$$
TMA2 follow-up statements
729
WWUS51 KBUF 081834
SVSBUF
Severe Weather Statement
National Weather Service Buffalo NY
234 PM EDT Thu Aug 8 2019
NYC011-081843-
/O.CAN.KBUF.SV.W.0073.000000T0000Z-190808T1900Z/
Cayuga NY-
234 PM EDT Thu Aug 8 2019
...THE SEVERE THUNDERSTORM WARNING FOR CAYUGA COUNTY IS CANCELLED...
The storms which prompted the warning have weakened. Therefore, the
warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
central New York.
LAT...LON 4348 7581 4333 7589 4316 7588 4327 7621
4320 7621 4329 7631 4358 7620 4374 7617
4372 7582 4347 7576
TIME...MOT...LOC 1833Z 248DEG 34KT 4370 7610 4336 7621 4300 7624
$$
NYC045-075-081900-
/O.CON.KBUF.SV.W.0073.000000T0000Z-190808T1900Z/
Jefferson NY-Oswego NY-
234 PM EDT Thu Aug 8 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 300 PM EDT
FOR SOUTH CENTRAL JEFFERSON AND OSWEGO COUNTIES...
At 233 PM EDT, severe thunderstorms were located along a line
extending from 6 miles northeast of Sandy Island Beach State Park to
6 miles northwest of Central Square to near Camillus, moving east at
40 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Pulaski, Central Square, Redfield, Selkirk Shores State Park,
Hastings, Richland, Constantia, West Monroe, Palermo and Mexico.
This includes Interstate 81 between exits 32 and 39.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4348 7581 4333 7589 4316 7588 4327 7621
4320 7621 4329 7631 4358 7620 4374 7617
4372 7582 4347 7576
TIME...MOT...LOC 1833Z 248DEG 34KT 4370 7610 4336 7621 4300 7624
HAIL...0.75IN
WIND...60MPH
$$
TMA674
WWUS51 KBUF 081859
SVSBUF
Severe Weather Statement
National Weather Service Buffalo NY
259 PM EDT Thu Aug 8 2019
NYC045-075-081908-
/O.EXP.KBUF.SV.W.0073.000000T0000Z-190808T1900Z/
Jefferson NY-Oswego NY-
259 PM EDT Thu Aug 8 2019
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL JEFFERSON AND
OSWEGO COUNTIES WILL EXPIRE AT 300 PM EDT...
The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning will
be allowed to expire.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
central New York.
LAT...LON 4348 7581 4333 7589 4316 7588 4327 7621
4320 7621 4329 7631 4358 7620 4374 7617
4372 7582 4347 7576
TIME...MOT...LOC 1858Z 259DEG 34KT 4374 7581 4340 7592 4304 7595
$$
TMAThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 10:41 PM EDT | Beach Hazards Statement | BUF | Chautauqua, Erie | 22 hr |
| Aug 7, 10:42 PM EDT | Small Craft Advisory | BUF | 71 hr | |
| Aug 8, 4:33 AM EDT | Lakeshore Flood Warning | BUF | Cayuga, Jefferson, Oswego, Wayne | 65 hr |
| Aug 8, 10:16 AM EDT | Special Marine Warning | BUF | 59 min | |
| Aug 8, 10:27 AM EDT | Special Marine Warning | BUF | 63 min | |
| Aug 8, 10:35 AM EDT | Severe Thunderstorm Warning | BUF | Erie, Niagara | 40 min |
| Aug 8, 10:39 AM EDT | Severe Thunderstorm Warning | BUF | Cattaraugus, Chautauqua, Erie | 66 min |
| Aug 8, 10:48 AM EDT | Severe Thunderstorm Warning | BUF | Erie | 42 min |
| Aug 8, 10:58 AM EDT | Special Marine Warning | BUF | 62 min | |
| Aug 8, 11:15 AM EDT | Severe Thunderstorm Warning | BUF | Erie, Genesee, Niagara, Orleans | 60 min |
| Aug 8, 11:39 AM EDT | Special Weather Statement | BUF | Cattaraugus | 36 min |
| Aug 8, 11:45 AM EDT | Severe Thunderstorm Warning | BUF | Cattaraugus, Erie, Wyoming | 36 min |
| Aug 8, 11:50 AM EDT | Severe Thunderstorm Warning | BUF | Genesee, Livingston, Monroe, Orleans | 55 min |
| Aug 8, 11:58 AM EDT | Special Marine Warning | BUF | 62 min | |
| Aug 8, 12:20 PM EDT | Severe Thunderstorm Warning | BUF | Livingston, Monroe, Ontario, Wayne | 55 min |
| Aug 8, 12:24 PM EDT | Special Weather Statement | BUF | Allegany, Livingston | 36 min |
| Aug 8, 12:30 PM EDT | Special Marine Warning | BUF | 60 min | |
| Aug 8, 12:38 PM EDT | Severe Thunderstorm Warning | BUF | Livingston, Ontario | 67 min |
| Aug 8, 12:53 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus | 54 min |
| Aug 8, 1:04 PM EDT | Special Marine Warning | BUF | 86 min | |
| Aug 8, 1:06 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Ontario, Oswego, Wayne | 54 min |
| Aug 8, 3:01 PM EDT | Special Weather Statement | BUF | Genesee | 44 min |
| Aug 8, 4:23 PM EDT | Special Weather Statement | BUF | Erie | 37 min |
| Aug 8, 4:50 PM EDT | Special Weather Statement | BUF | Wayne | 40 min |
| Aug 8, 5:12 PM EDT | Special Weather Statement | BUF | Erie | 48 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.