Alert archive / New York / Special Weather Statements in 2017

Special Weather Statement, NWS Buffalo, NY

June 30, 2017Oswego County, New York

NWS Buffalo, NY issued this special weather statement at Jun 30, 2017, 4:00 PM EDT for Oswego County, New York. It was in force for 45 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 30, 2017, 4:00 PM EDT (20:00 UTC)
Expired
Jun 30, 2017, 4:45 PM EDT
In force
45 min
Issued by
NWS Buffalo, NY

County Oswego County, NY

The radar

The Ft Drum radar (KTYX), 66 km from the middle of the area, began a volume at 20:03 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

Albany, NY (KALY), launched 12:00Z, 8.0 hours before the alert went out and 193 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, Albany, NY at 12:00Z on 2017-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 26 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, Albany, NY at 12:00Z on 2017-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 156 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
26 J/kg
Mixed-layer CIN
-117 J/kg
Mixed-layer LCL
1165 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
156 m²/s²
0-3 km storm-relative helicity
193 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

951 
WWUS81 KBUF 302000
SPSBUF

Special Weather Statement
National Weather Service Buffalo NY
400 PM EDT FRI JUN 30 2017

NYZ006-302045-
Oswego-
400 PM EDT FRI JUN 30 2017

...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN OSWEGO COUNTY...

At 359 PM EDT, a strong thunderstorm was located near Brewerton, or 8
miles northeast of Baldwinsville, moving east at 35 mph.

Winds in excess of 40 mph are possible with this storm.

Locations impacted include...
Oneida Lake, Central Square, Constantia, West Monroe, Phoenix, 
Cleveland, Amboy Center, Pennellville, Mallory, Gayville and 
Bernhards Bay.

This includes Interstate 81 near exit 32.
 
This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

LAT...LON 4333 7589 4332 7586 4315 7588 4316 7592
      4317 7593 4318 7600 4320 7604 4320 7608
      4323 7610 4324 7616 4327 7620 4324 7621
      4322 7619 4320 7621 4324 7626 4320 7627
      4323 7632 4330 7634 4340 7585
TIME...MOT...LOC 1959Z 258DEG 29KT 4324 7621 

$$

Mitchell

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 8:35 PM EDTSpecial Marine WarningBUF55 min
Jun 30, 12:07 PM EDTSpecial Weather StatementBUFOswego53 min
Jun 30, 12:36 PM EDTSpecial Weather StatementBUFErie39 min
Jun 30, 1:09 PM EDTSpecial Weather StatementBUFGenesee51 min
Jun 30, 7:47 PM EDTFlash Flood WatchBUFAllegany, Cattaraugus, Chautauqua, Erie, Wyoming8 hr

Nearby

Special Weather Statements in New York, 2017Every special weather statement in 2017

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.