Alert archive / New York / Winter Weather Advisories in 2016

Winter Weather Advisory 19, NWS Buffalo, NY

December 14, 201611 counties in New York

NWS Buffalo, NY issued this winter weather advisory at Dec 14, 2016, 3:27 PM EST for 11 counties in New York. It took effect at Dec 15, 2016, 4:02 AM EST. It was in force for 23 hr.

The area

The counties it named.

The facts

Issued: Dec 14, 2016, 3:27 PM EST (20:27 UTC)
In effect from: Dec 15, 2016, 4:02 AM EST
Expired: Dec 16, 2016, 3:22 AM EST
In force: 23 hr
Issued by: NWS Buffalo, NY

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

The radar

The Buffalo radar (KBUF), 72 km from the middle of the area, began a volume at 20:31 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, 8.5 hours before the alert went out and 69 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: 999 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 107 m²/s²
0-3 km storm-relative helicity: 162 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this winter weather advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Buffalo, NY wrote its last area forecast discussion before this winter weather advisory went out at Dec 14, 2:52 PM EST, 35 minutes earlier.

Area forecast discussion, Dec 14, 2:52 PM EST, 35 minutes before

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Hazardous weather outlook, Dec 14, 6:13 AM EST, 9 hours 14 minutes before

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In the hours before

Local storm report, Dec 14, 2:31 PM EST, 56 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO NY
231 PM EST WED DEC 14 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0225 PM     SNOW             2 NE LACKAWANNA         42.84N  78.81W
12/14/2016  M5.0 INCH        ERIE               NY   TRAINED SPOTTER

            5 INCHES IN 90 MINUTES

&&

EVENT NUMBER BUF1601380

SJW

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 14, 5:45 PM EST	Special Weather Statement	BUF	Genesee	105 min

Nearby

Winter Weather Advisories in New York, 2016 Every winter weather advisory in 2016

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.