Alert archive / New York / Special Weather Statements in 2021

Special Weather Statement, NWS Buffalo, NY

March 28, 2021Lewis County, New York

NWS Buffalo, NY issued this special weather statement at Mar 28, 2021, 3:44 PM EDT for Lewis County, New York. It was in force for 61 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: Mar 28, 2021, 3:44 PM EDT (19:44 UTC)
Expired: Mar 28, 2021, 4:45 PM EDT
In force: 61 min
Issued by: NWS Buffalo, NY

County Lewis County, NY

The radar

The Ft Drum radar (KTYX), 26 km from the middle of the area, began a volume at 19:44 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, 7.7 hours before the alert went out and 171 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1076 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 379 m²/s²
0-3 km storm-relative helicity: 476 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

738 
WWUS81 KBUF 281944
SPSBUF

Special Weather Statement
National Weather Service Buffalo NY
344 PM EDT Sun Mar 28 2021

NYZ006>008-282045-
Jefferson-Oswego-Lewis-
344 PM EDT Sun Mar 28 2021

...A STRONG THUNDERSTORM WILL AFFECT SOUTHERN JEFFERSON...SOUTHERN
LEWIS AND NORTHEASTERN OSWEGO COUNTIES...

At 342 PM EDT, a strong thunderstorm was located near Redfield, or 19
miles north of Camden, moving east at 35 mph.

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

Locations impacted include...
Redfield, Whetstone Gulf State Park, Highmarket, Williamstown,
Lyonsdale, Greig, Port Leyden, Lyons Falls, Constableville, Turin,
Osceola, West Leyden, Mohawk Hill, North Osceola, Swancott Mill,
Talcottville and Brantingham.

LAT...LON 4342 7553 4348 7581 4342 7585 4342 7591
      4375 7589 4371 7512 4361 7511
TIME...MOT...LOC 1942Z 274DEG 31KT 4362 7580 
$$

Mitchell

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 28, 4:00 AM EDT	Wind Advisory	BUF	Cayuga, Jefferson, Livingston, Monroe, Ontario, Oswego and 1 more	27 hr
Mar 28, 12:22 PM EDT	River Flood Warning	BUF	Jefferson, Lewis	31 hr
Mar 28, 12:48 PM EDT	Special Weather Statement	BUF	Allegany, Livingston, Monroe, Ontario, Wayne	57 min
Mar 28, 1:46 PM EDT	Special Weather Statement	BUF	Ontario, Oswego, Wayne	119 min
Mar 28, 2:56 PM EDT	Special Weather Statement	BUF	Jefferson	34 min

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.