Alert archive / New York / Special Weather Statements in 2021

Special Weather Statement, NWS Buffalo, NY

June 8, 2021Orleans County, New York

NWS Buffalo, NY issued this special weather statement at Jun 8, 2021, 4:13 PM EDT for Orleans County, New York. It was in force for 47 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
Jun 8, 2021, 4:13 PM EDT (20:13 UTC)
Expired
Jun 8, 2021, 5:00 PM EDT
In force
47 min
Issued by
NWS Buffalo, NY

County Orleans County, NY

The radar

The Buffalo radar (KBUF), 59 km from the middle of the area, began a volume at 20:16 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 12:00Z, 8.2 hours before the alert went out and 57 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 2021-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 235 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 2021-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 square meters per square second.1939Sfc1 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
235 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
595 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
41 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

017 
WWUS81 KBUF 082013
SPSBUF

Special Weather Statement
National Weather Service Buffalo NY
413 PM EDT Tue Jun 8 2021

NYZ002-003-011-082100-
Orleans-Genesee-Monroe-
413 PM EDT Tue Jun 8 2021

...AN AREA OF STRONG THUNDERSTORMS WILL AFFECT EASTERN ORLEANS...
NORTHEASTERN GENESEE AND WESTERN MONROE COUNTIES...

At 411 PM EDT, strong thunderstorms were clustered near Albion, 
moving east at 20 mph. Torrential rainfall is occurring within this 
area of storms, and may cause localized flooding. Do not drive your 
vehicle through flooded roadways.

Locations impacted include...
Brockport, Albion, Hilton, Spencerport, Byron, Churchville, Holley,
Waterport, Riga, Clarendon, Gaines, Bergen, Elba, North Chili,
Fancher and Barre Center.

LAT...LON 4309 7829 4333 7826 4329 7776 4302 7780
TIME...MOT...LOC 2011Z 277DEG 16KT 4319 7820 
$$

Mitchell

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 11:48 AM EDTSpecial Weather StatementBUFChautauqua117 min
Jun 8, 1:02 PM EDTSpecial Weather StatementBUFCattaraugus28 min
Jun 8, 4:43 PM EDTSpecial Weather StatementBUFWayne32 min
Jun 8, 4:59 PM EDTSpecial Weather StatementBUFNiagara46 min
Jun 8, 7:03 PM EDTSpecial Weather StatementBUFCayuga27 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.