Alert archive / New York / Special Weather Statements in 2021
Special Weather Statement, NWS Buffalo, NY
NWS Buffalo, NY issued this special weather statement at Apr 1, 2021, 2:47 PM EDT for 5 counties in New York. It was in force for 58 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
- Apr 1, 2021, 2:47 PM EDT (18:47 UTC)
- Expired
- Apr 1, 2021, 3:45 PM EDT
- In force
- 58 min
- Issued by
- NWS Buffalo, NY
Counties Erie County, NY, Genesee County, NY, Livingston County, NY, Ontario County, NY, Wyoming County, NY
The radar
The Buffalo radar (KBUF), 43 km from the middle of the area, began a volume at 18:51 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 39 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1201 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- -163 m²/s²
- 0-3 km storm-relative helicity
- -79 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
301
WWUS81 KBUF 011847
SPSBUF
Special Weather Statement
National Weather Service Buffalo NY
247 PM EDT Thu Apr 1 2021
NYZ002-003-010>014-019-020-085-011945-
Chautauqua-Cattaraugus-Ontario-Livingston-Southern
Erie-Wyoming-Orleans-Genesee-Monroe-Northern Erie-
247 PM EDT Thu Apr 1 2021
...A BURST OF SNOW WILL AFFECT WYOMING...NORTHERN
CATTARAUGUS...ERIE... LIVINGSTON...SOUTHERN ORLEANS...NORTHEASTERN
CHAUTAUQUA...GENESEE... MONROE AND ONTARIO COUNTIES...
At 239 PM EDT, a burst of snow was located across southern Erie,
Genesee and towards Monroe County, moving southeast at 20 mph.
Winds in excess of 30 mph are possible with this burst of snow and
visibilities dropping to a quarter of a mile or less.
Conditions will deteriorate rapidly in winter weather situations. Be
prepared for poor visibilities. Slow down and allow extra time when
traveling. A slick coating of snow is possible on roads across the
higher terrain.
Locations impacted include... Rochester, Greece, West
Seneca, Chili, Lackawanna, Batavia, Dunkirk, Fredonia, Canandaigua,
Hamburg, Brockport, Geneseo, East Aurora, Albion, Brighton, Gates-
North Gates, Darien Lakes State Park, Letchworth State Park,
Henrietta and Evans.
This includes the following highways...
Interstate 390 between exits 6 and 12.
Interstate 90 between exits 59 and 55, and between exits 48 and 44.
LAT...LON 4253 7939 4259 7919 4273 7908 4298 7839
4332 7834 4327 7782 4286 7709 4276 7717
4276 7732 4265 7737 4252 7797 4252 7831
4244 7831 4242 7842 4235 7887 4235 7965
$$
ThomasThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 1, 12:17 PM EDT | Special Weather Statement | BUF | Niagara, Orleans | 88 min |
| Apr 1, 1:45 PM EDT | Special Weather Statement | BUF | Erie, Genesee, Livingston, Ontario, Orleans, Wyoming | 60 min |
| Apr 1, 3:47 PM EDT | Special Weather Statement | BUF | Cattaraugus, Chautauqua, Erie, Genesee, Livingston, Ontario and 1 more | 58 min |
| Apr 1, 4:43 PM EDT | Special Weather Statement | BUF | Allegany, Cattaraugus, Chautauqua, Erie, Livingston, Ontario and 1 more | 62 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.