Alert archive / New York / Special Weather Statements in 2021

Special Weather Statement, NWS Buffalo, NY

July 8, 2021Erie County, New York

NWS Buffalo, NY issued this special weather statement at Jul 8, 2021, 3:34 PM EDT for Erie County, New York. It was in force for 41 min. 10 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
Jul 8, 2021, 3:34 PM EDT (19:34 UTC)
Expired
Jul 8, 2021, 4:15 PM EDT
In force
41 min
Issued by
NWS Buffalo, NY

County Erie County, NY

The radar

The Buffalo radar (KBUF), 7 km from the middle of the area, began a volume at 19:37 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
Jul 8, 3:44 PM EDTTSTM WND DMG1 N Tonawanda, NYTREE DOWN NEAR HIGHLAND AVE AND TUSSING LANE.
Jul 8, 3:46 PM EDTTSTM WND DMG1 Ne Kenmore, NYLARGE TREE BRANCH DOWN ON LEICESTER RD.
Jul 8, 3:46 PM EDTTSTM WND DMG1 Sse Tonawanda, NYTREE DOWN ON WESTCHESTER BLVD.
Jul 8, 3:46 PM EDTTSTM WND DMG2 E Tonawanda, NYLARGE TREE BRANCH DOWN ON WOODLAND DRIVE.
Jul 8, 3:46 PM EDTTSTM WND DMG2 E Tonawanda, NYLARGE TREE BRANCH ON CAR ON TREADWELL ROAD.
Jul 8, 3:46 PM EDTTSTM WND DMG2 E Tonawanda, NYTREE DOWN ACROSS TREADWELL ROAD.
Jul 8, 3:52 PM EDTTSTM WND DMG2 S Pendleton, NYVERY LARGE TREE BRANCH DOWN.
Jul 8, 3:57 PM EDTTSTM WND DMG1 Nne Snyder, NYTREE DOWN NEAR SHERIDAN DRIVE.
Jul 8, 4:13 PM EDTTSTM WND DMG1 Wnw Akron, NYTREES DOWN REPORTED BY LOCAL MEDIA IN NEWSTEAD.
Jul 8, 4:13 PM EDTTSTM WND DMG3 N Akron, NYMULTIPLE DOWNED TREES.

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 11 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 2021-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 99 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°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 2021-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 68 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
99 J/kg
Mixed-layer CIN
-128 J/kg
Mixed-layer LCL
725 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
68 m²/s²
0-3 km storm-relative helicity
91 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

514 
WWUS81 KBUF 081934
SPSBUF

Special Weather Statement
National Weather Service Buffalo NY
334 PM EDT Thu Jul 8 2021

NYZ001-010-082015-
Niagara-Northern Erie-
334 PM EDT Thu Jul 8 2021

...STRONG THUNDERSTORMS WILL AFFECT NORTHEASTERN ERIE AND 
SOUTHEASTERN NIAGARA COUNTIES...

At 334 PM EDT, a strong thunderstorm was located 7 miles southwest 
of Grand Island, or 9 miles west of Kenmore, moving east at 30 mph. 
Torrential rainfall is also occurring with this storm, and may cause 
localized flooding. Do not drive your vehicle through flooded 
roadways.

Locations impacted include...
Buffalo, Cheektowaga, West Seneca, North Tonawanda, Clarence,
Lackawanna, Kenmore, Depew, Amherst, Tonawanda, Lancaster,
Williamsville, Grand Island, Pendleton, Akron, Small Boat Harbor,
Erie Basin Marina, Blasdell, Woodlawn Beach State Park and Clarence
Center.

This includes Interstate 90 between exits 55 and 49.
 

LAT...LON 4320 7847 4292 7848 4278 7890 4280 7892
      4283 7893 4291 7890 4293 7891 4296 7893
      4296 7896 4298 7901 4300 7902
TIME...MOT...LOC 1934Z 261DEG 26KT 4294 7906 
$$

HSK

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 8:04 PM EDTSpecial Weather StatementBUFAllegany, Cattaraugus, Chautauqua56 min
Jul 7, 8:39 PM EDTFlash Flood WarningBUFAllegany3 hr
Jul 8, 12:48 PM EDTSpecial Weather StatementBUFNiagara27 min
Jul 8, 1:40 PM EDTSpecial Weather StatementBUFNiagara35 min
Jul 8, 2:18 PM EDTSpecial Weather StatementBUFOrleans42 min
Jul 8, 3:08 PM EDTSpecial Weather StatementBUFNiagara67 min
Jul 8, 3:23 PM EDTSpecial Marine WarningBUF37 min
Jul 8, 3:41 PM EDTSevere Thunderstorm WarningBUFErie, Niagara48 min
Jul 8, 3:48 PM EDTSpecial Marine WarningBUF57 min
Jul 8, 4:13 PM EDTSevere Thunderstorm WarningBUFErie, Genesee, Niagara, Orleans32 min
Jul 8, 4:16 PM EDTSpecial Weather StatementBUFOswego44 min
Jul 8, 4:26 PM EDTSevere Thunderstorm WarningBUFJefferson, Lewis, Oswego49 min
Jul 8, 4:29 PM EDTSpecial Weather StatementBUFMonroe61 min
Jul 8, 4:37 PM EDTSpecial Marine WarningBUF53 min
Jul 8, 4:45 PM EDTSpecial Weather StatementBUFGenesee, Monroe30 min
Jul 8, 4:53 PM EDTFlash Flood WarningBUFMonroe, Wayne3 hr
Jul 8, 5:09 PM EDTSpecial Weather StatementBUFLewis51 min
Jul 8, 5:12 PM EDTSevere Thunderstorm WarningBUFJefferson, Lewis, Oswego63 min
Jul 8, 6:15 PM EDTSevere Thunderstorm WarningBUFJefferson, Lewis60 min
Jul 8, 7:52 PM EDTSpecial Weather StatementBUFLewis38 min

Nearby

Special Weather Statements in New York, 2021Every special weather statement in 2021

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.