Alert archive / New York / Winter Weather Advisories in 2007

Winter Weather Advisory 14, NWS Buffalo, NY

December 1, 200714 counties in New York

NWS Buffalo, NY issued this winter weather advisory at Dec 1, 2007, 4:32 PM EST for 14 counties in New York. It took effect at Dec 1, 2007, 10:00 PM EST. It was in force for 26 hr.

The area

The counties it named.

The facts

Issued
Dec 1, 2007, 4:32 PM EST (21:32 UTC)
In effect from
Dec 1, 2007, 10:00 PM EST
Expired
Dec 3, 2007, 12:00 AM EST
In force
26 hr
Issued by
NWS Buffalo, NY

Counties Allegany County, NY, Cattaraugus County, NY, Cayuga County, NY, Chautauqua County, NY, Erie County, NY, Genesee County, NY, Livingston County, NY, Monroe County, NY, Niagara County, NY, Ontario County, NY, Orleans County, NY, Oswego County, NY, Wayne County, NY, Wyoming County, NY

The radar

The Buffalo radar (KBUF), 69 km from the middle of the area, began a volume at 21:30 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, 9.5 hours before the alert went out and 333 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 2007-12-01Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 12:00Z on 2007-12-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -19 square meters per square second.1939587897117136Sfc1 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
797 m above ground
0-6 km bulk shear
101 kt
0-1 km storm-relative helicity
-19 m²/s²
0-3 km storm-relative helicity
214 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 1, 5:30 AM ESTSnow AdvisoryBUFAllegany, Cattaraugus, Chautauqua, Erie, Wyoming11 hr
Dec 1, 4:32 PM ESTWinter Storm WarningBUFCattaraugus, Cayuga, Chautauqua, Erie, Jefferson, Lewis and 3 more43 hr

Nearby

Winter Weather Advisories in New York, 2007Every winter weather advisory in 2007

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.