Alert archive / New York / Winter Weather Advisories in 2017
Winter Weather Advisory 36, NWS Buffalo, NY
NWS Buffalo, NY issued this winter weather advisory at Dec 29, 2017, 3:40 AM EST for 9 counties in New York. It took effect at Dec 30, 2017, 1:00 AM EST. It was in force for 27 hr.
The area
The counties it named.
The facts
- Issued
- Dec 29, 2017, 3:40 AM EST (08:40 UTC)
- In effect from
- Dec 30, 2017, 1:00 AM EST
- Expired
- Dec 31, 2017, 3:39 AM EST
- In force
- 27 hr
- Issued by
- NWS Buffalo, NY
Counties Cayuga County, NY, Jefferson 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), 118 km from the middle of the area, began a volume at 08:43 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
Pittsburgh, PA (KAGC), launched 00:00Z, 8.7 hours before the alert went out and 385 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
- 965 m above ground
- 0-6 km bulk shear
- 77 kt
- 0-1 km storm-relative helicity
- 38 m²/s²
- 0-3 km storm-relative helicity
- 223 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 29, 12:36 AM EST, 3 hours 4 minutes earlier.
Area forecast discussion, Dec 29, 12:36 AM EST, 3 hours 4 minutes before
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</html>The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 28, 8:41 PM EST | Lake Effect Snow Warning | BUF | Cattaraugus, Cayuga, Chautauqua, Erie, Monroe, Oswego and 1 more | 60 hr |
| Dec 29, 11:50 AM EST | Special Weather Statement | BUF | Wayne | 115 min |
| Dec 29, 3:24 PM EST | Small Craft Advisory | BUF | 5 days | |
| Dec 29, 4:15 PM EST | Special Weather Statement | BUF | Erie | 60 min |
| Dec 29, 5:19 PM EST | Special Weather Statement | BUF | Chautauqua, Erie | 56 min |
| Dec 29, 6:14 PM EST | Special Weather Statement | BUF | Chautauqua, Erie | 2 hr |
Nearby
Winter Weather Advisories in New York, 2017Every winter weather advisory in 2017
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.