Alert archive / New York / Special Weather Statements in 2021

Special Weather Statement, NWS Buffalo, NY

December 8, 2021Chautauqua County, New York

NWS Buffalo, NY issued this special weather statement at Dec 8, 2021, 4:59 PM EST for Chautauqua 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
Dec 8, 2021, 4:59 PM EST (21:59 UTC)
Expired
Dec 8, 2021, 6:00 PM EST
In force
61 min
Issued by
NWS Buffalo, NY

County Chautauqua County, NY

The radar

The Buffalo radar (KBUF), 74 km from the middle of the area, began a volume at 22:03 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

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 10.0 hours before the alert went out and 74 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 2021-12-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°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 2021-12-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 78 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
587 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
78 m²/s²
0-3 km storm-relative helicity
1 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

729 
WWUS81 KBUF 082159
SPSBUF

Special Weather Statement
National Weather Service Buffalo NY
459 PM EST Wed Dec 8 2021
 
NYZ012-019-020-085-082300-
Chautauqua NY-Cattaraugus NY-Southern Erie NY-Wyoming NY-
459 PM EST Wed Dec 8 2021

...AN AREA OF HEAVY SNOW WILL AFFECT PARTS OF CHAUTAUQUA...
CATTARAUGUS...SOUTHERN ERIE...AND WYOMING COUNTIES...

HAZARDS...An area of heavy snow which can rapidly reduce visibility
to less than a half of a mile.

LOCATION AND MOVEMENT...At 455 PM EST, an area of heavy snow 
stretching from Orchard Park southwestward to Ripley was moving 
southeast at 10 MPH.

LOCATIONS IMPACTED INCLUDE...
Jamestown, Dunkirk, Fredonia, Hamburg, Evans, Boston, Eden,
Springville, Colden, Westfield, Lakewood, Gowanda, Silver Creek,
Falconer, Ashford, Angola, Arcade, Franklinville, Mayville and
Clymer.

This includes the following highways...
 Interstate 90 between exits 61 and 57.
 Interstate 86 between exits 4 and 16.

The snow can accumulate at a rate of one half to one inch per hour 
or more in this area of heavy snow. Be prepared for hazardous 
driving conditions for the evening commute, including I-90 from 
Orchard Park to Ripley. Consider delaying travel if you will be 
going through this area of heavy snow.

SAFETY INFO...
Conditions can deteriorate rapidly in winter weather situations. Be
prepared for snow or ice covered roads. Slow down and allow extra
time to reach your destination.

&&

LAT...LON 4244 7950 4253 7939 4259 7919 4273 7908
      4276 7897 4271 7829 4235 7831 4200 7945
      4200 7976 4227 7976 4228 7973 4231 7977
TIME...MOT...LOC 2155Z 278DEG 22KT 4253 7918 
$$

Mitchell

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 7, 7:14 PM ESTSpecial Weather StatementBUFErie91 min
Dec 8, 3:29 AM ESTWinter Weather AdvisoryBUFOswego24 hr
Dec 8, 12:39 PM ESTSmall Craft AdvisoryBUF21 hr
Dec 8, 1:20 PM ESTSpecial Weather StatementBUFErie85 min
Dec 8, 2:38 PM ESTSpecial Weather StatementBUFErie82 min
Dec 8, 3:59 PM ESTSpecial Weather StatementBUFChautauqua, Erie61 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.