Alert archive / New York / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 79, NWS Buffalo, NY

August 29, 2022Allegany County, Cattaraugus County, Livingston County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Aug 29, 2022, 4:08 PM EDT for Allegany County, Cattaraugus County, Livingston County, New York. It was in force for 67 min. 5 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
Aug 29, 2022, 4:08 PM EDT (20:08 UTC)
Expired
Aug 29, 2022, 5:15 PM EDT
In force
67 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Allegany County, NY, Cattaraugus County, NY, Livingston County, NY

The radar

The Buffalo radar (KBUF), 100 km from the middle of the area, began a volume at 20:11 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.

What was reported inside it

TimeReportWhereRemark
Aug 29, 4:23 PM EDTTSTM WND DMGBolivar, NYTREES AND WIRES DOWN. TIME ESTIMATED BY RADAR.
Aug 29, 4:38 PM EDTTSTM WND DMGWhitesville, NYTREES AND WIRES DOWN. TIME ESTIMATED BY RADAR.
Aug 29, 4:49 PM EDTTSTM WND DMGAndover, NYTREES AND WIRES DOWN. TIME ESTIMATED BY RADAR.
Aug 29, 4:53 PM EDTTSTM WND DMGAlfred, NYTREES AND WIRES DOWN. TIME ESTIMATED BY RADAR.
Aug 29, 5:01 PM EDTTSTM WND DMGAlmond, NYTREES AND WIRES DOWN. TIME ESTIMATED BY RADAR.

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, 8.1 hours before the alert went out and 96 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.

Skew-T log-pSkew-T log-p diagram, Buffalo Intl Airport, NY at 12:00Z on 2022-08-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 331 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 12:00Z on 2022-08-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 219 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
331 J/kg
Mixed-layer CIN
-74 J/kg
Mixed-layer LCL
1251 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
219 m²/s²
0-3 km storm-relative helicity
210 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

As transmitted.

826 
WUUS51 KBUF 292008
SVRBUF
NYC003-009-051-292115-
/O.NEW.KBUF.SV.W.0079.220829T2008Z-220829T2115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Buffalo NY
408 PM EDT Mon Aug 29 2022

The National Weather Service in Buffalo has issued a

* Severe Thunderstorm Warning for...
  Southeastern Cattaraugus County in western New York...
  South central Livingston County in western New York...
  Allegany County in western New York...

* Until 515 PM EDT.

* At 408 PM EDT, a severe thunderstorm was located over Weston Mills,
  or near Olean, moving east at 35 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to trees and power lines.

* Locations impacted include...
  Olean, Wellsville, Alfred, Allegany, Belfast, Cuba, St.
  Bonaventure, Whitesville, Weston Mills and Hinsdale.

This includes Interstate 86 between exits 25 and 33.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4200 7850 4223 7849 4251 7772 4200 7775
TIME...MOT...LOC 2008Z 247DEG 29KT 4212 7837 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

RSH
3 follow-up statements
264 
WWUS51 KBUF 292033
SVSBUF

Severe Weather Statement
National Weather Service Buffalo NY
433 PM EDT Mon Aug 29 2022

NYC009-292042-
/O.CAN.KBUF.SV.W.0079.000000T0000Z-220829T2115Z/
Cattaraugus NY-
433 PM EDT Mon Aug 29 2022

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CATTARAUGUS
COUNTY IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved to the 
east into Allegany county. Therefore, the warning has been cancelled.

LAT...LON 4200 7811 4233 7821 4251 7772 4200 7775
TIME...MOT...LOC 2032Z 244DEG 31KT 4221 7811 

$$

NYC003-051-292115-
/O.CON.KBUF.SV.W.0079.000000T0000Z-220829T2115Z/
Livingston NY-Allegany NY-
433 PM EDT Mon Aug 29 2022

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR SOUTH CENTRAL LIVINGSTON AND ALLEGANY COUNTIES...

At 432 PM EDT, a severe thunderstorm was located 8 miles east of
Cuba, or 10 miles northwest of Wellsville, moving northeast at 35
mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to trees and power lines.

Locations impacted include...
Wellsville, Alfred, Belfast, Whitesville, Friendship, Scio, Andover,
Belmont, Angelica and Alma.

This includes Interstate 86 between exits 29 and 33.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4200 7811 4233 7821 4251 7772 4200 7775
TIME...MOT...LOC 2032Z 244DEG 31KT 4221 7811 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

RSH
404 
WWUS51 KBUF 292053
SVSBUF

Severe Weather Statement
National Weather Service Buffalo NY
453 PM EDT Mon Aug 29 2022

NYC003-051-292115-
/O.CON.KBUF.SV.W.0079.000000T0000Z-220829T2115Z/
Livingston NY-Allegany NY-
453 PM EDT Mon Aug 29 2022

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR SOUTH CENTRAL LIVINGSTON AND NORTHEASTERN ALLEGANY COUNTIES...

At 452 PM EDT, a severe thunderstorm was located near Alfred, or 9
miles west of Hornell, moving northeast at 40 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to trees and power lines.

Locations impacted include...
Alfred, Andover, Canaseraga, Almond, West Almond and Birdsall. 

This includes Interstate 86 between exits 32 and 33.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4251 7772 4214 7775 4224 7796 4242 7797
TIME...MOT...LOC 2052Z 243DEG 33KT 4232 7785 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

RSH
234 
WWUS51 KBUF 292111
SVSBUF

Severe Weather Statement
National Weather Service Buffalo NY
511 PM EDT Mon Aug 29 2022

NYC003-051-292119-
/O.EXP.KBUF.SV.W.0079.000000T0000Z-220829T2115Z/
Livingston NY-Allegany NY-
511 PM EDT Mon Aug 29 2022

...THE SEVERE THUNDERSTORM WARNING FOR THE SOUTHERNMOST TIP OF 
LIVINGSTON AND NORTHEASTERN 
ALLEGANY COUNTIES WILL EXPIRE AT 515 PM EDT...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.

LAT...LON 4251 7772 4214 7775 4224 7796 4242 7797
TIME...MOT...LOC 2109Z 247DEG 29KT 4237 7768 

$$

RSH

The office that day

Everything else NWS Buffalo, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 29, 3:38 AM EDTHeat AdvisoryBUFCayuga, Erie, Genesee, Livingston, Monroe, Niagara and 4 more15 hr
Aug 29, 2:04 PM EDTSpecial Weather StatementBUFChautauqua41 min
Aug 29, 2:23 PM EDTSevere Thunderstorm WarningBUFCattaraugus, Chautauqua52 min
Aug 29, 3:05 PM EDTSevere Thunderstorm WarningBUFAllegany, Cattaraugus, Chautauqua, Erie, Genesee, Wyoming40 min
Aug 29, 3:42 PM EDTSevere Thunderstorm WarningBUFCattaraugus33 min
Aug 29, 3:44 PM EDTSevere Thunderstorm WarningBUFErie, Genesee, Livingston, Wyoming61 min
Aug 29, 4:05 PM EDTSpecial Marine WarningBUF40 min
Aug 29, 4:23 PM EDTSevere Thunderstorm WarningBUFGenesee, Livingston, Monroe, Ontario, Wyoming52 min
Aug 29, 4:40 PM EDTSpecial Marine WarningBUF65 min
Aug 29, 5:00 PM EDTSevere Thunderstorm WarningBUFLivingston, Ontario60 min
Aug 29, 5:19 PM EDTSpecial Weather StatementBUFWayne41 min
Aug 29, 5:27 PM EDTSpecial Marine WarningBUF63 min
Aug 29, 5:42 PM EDTSevere Thunderstorm WarningBUFCayuga, Oswego, Wayne63 min
Aug 29, 5:55 PM EDTSpecial Marine WarningBUF65 min
Aug 29, 6:01 PM EDTSpecial Marine WarningBUF89 min
Aug 29, 6:06 PM EDTSevere Thunderstorm WarningBUFJefferson, Lewis, Oswego84 min
Aug 29, 6:47 PM EDTTornado WarningBUFJefferson28 min
Aug 29, 7:05 PM EDTSpecial Marine WarningBUF55 min

Nearby

Severe Thunderstorm Warnings in New York, 2022Every severe thunderstorm warning in 2022

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.