Alert archive / New York / Special Weather Statements in 2021

Special Weather Statement, NWS Buffalo, NY

September 5, 2021Oswego County, New York

NWS Buffalo, NY issued this special weather statement at Sep 5, 2021, 2:48 PM EDT for Oswego County, New York. It was in force for 42 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: Sep 5, 2021, 2:48 PM EDT (18:48 UTC)
Expired: Sep 5, 2021, 3:30 PM EDT
In force: 42 min
Issued by: NWS Buffalo, NY
Hail: 0.25 in
Wind: 40

County Oswego County, NY

The radar

The Ft Drum radar (KTYX), 76 km from the middle of the area, began a volume at 18:50 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, 6.8 hours before the alert went out and 190 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 125 J/kg
Mixed-layer CIN: -51 J/kg
Mixed-layer LCL: 515 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 210 m²/s²
0-3 km storm-relative helicity: 210 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

566 
WWUS81 KBUF 051848
SPSBUF

Special Weather Statement
National Weather Service Buffalo NY
248 PM EDT Sun Sep 5 2021
 
NYZ005-006-051930-
Oswego NY-Northern Cayuga NY-
248 PM EDT Sun Sep 5 2021

...A heavy shower will impact portions of Cayuga and southwestern 
Oswego Counties through 330 PM EDT...

At 246 PM EDT, Doppler radar was tracking a heavy shower near 
Martville, moving east at 30 mph.

HAZARD...Winds in excess of 40 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects.

Locations impacted include...
Fulton, Battle Island State Park, Volney, Palermo, Sterling, New 
Haven, Minetto, Mexico, Hannibal, Pennellville, Granby.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

&&

LAT...LON 4328 7665 4344 7666 4349 7624 4336 7616
      4326 7625
TIME...MOT...LOC 1846Z 267DEG 25KT 4335 7659 

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH

$$

Hitchcock

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 4, 10:37 PM EDT	Small Craft Advisory	BUF		11 hr
Sep 5, 3:58 PM EDT	Special Weather Statement	BUF	Oswego	47 min
Sep 5, 4:51 PM EDT	Small Craft Advisory	BUF		36 hr
Sep 5, 4:52 PM EDT	Beach Hazards Statement	BUF	Cayuga, Chautauqua, Erie, Jefferson, Monroe, Niagara and 3 more	36 hr

Nearby

Special Weather Statements in New York, 2021 Every 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.