Alert archive / New York / Special Weather Statements in 2021

Special Weather Statement, NWS Binghamton, NY

August 7, 2021Seneca County, New York

NWS Binghamton, NY issued this special weather statement at Aug 7, 2021, 4:14 PM EDT for Seneca County, New York. It was in force for 16 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
Aug 7, 2021, 4:14 PM EDT (20:14 UTC)
Expired
Aug 7, 2021, 4:30 PM EDT
In force
16 min
Issued by
NWS Binghamton, NY
Hail
0.50 in
Wind
30

County Seneca County, NY

The radar

The Binghamton radar (KBGM), 98 km from the middle of the area, began a volume at 20:17 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 146 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 2021-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 54 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 2021-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 48 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
54 J/kg
Mixed-layer CIN
-138 J/kg
Mixed-layer LCL
1411 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
48 m²/s²
0-3 km storm-relative helicity
55 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

621 
WWUS81 KBGM 072014
SPSBGM

Special Weather Statement
National Weather Service Binghamton NY
414 PM EDT Sat Aug 7 2021
 
NYZ015-016-072030-
Seneca NY-Yates NY-
414 PM EDT Sat Aug 7 2021

...A strong thunderstorm will impact portions of southwestern Seneca
and northeastern Yates Counties through 430 PM EDT...

At 414 PM EDT, Doppler radar was tracking a strong thunderstorm over
Dresden, or near Penn Yan, moving northeast at 15 mph.

HAZARD...Winds in excess of 30 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects. Minor damage to outdoor objects is 
         possible.

Locations impacted include...
Romulus, Fayette, Ovid, Dresden, Kendaia, Mays Mills, Willard,
Sampson State Park, Bonavista State Park and Deans Cove Boat Launch.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

&&

LAT...LON 4273 7706 4277 7700 4276 7698 4278 7698
      4287 7682 4276 7674 4271 7673 4262 7695
TIME...MOT...LOC 2014Z 240DEG 14KT 4271 7696 

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...30 MPH

$$

DJP

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 7, 2:33 PM EDTSpecial Weather StatementBGMSchuyler42 min
Aug 7, 3:25 PM EDTSpecial Weather StatementBGMSteuben35 min
Aug 7, 3:53 PM EDTSpecial Weather StatementBGMSteuben37 min
Aug 7, 6:31 PM EDTSpecial Weather StatementBGMChenango14 min
Aug 7, 6:48 PM EDTSpecial Weather StatementBGMSteuben27 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.