Alert archive / New York / Winter Weather Advisories in 2017
Winter Weather Advisory 21, NWS Buffalo, NY
NWS Buffalo, NY issued this winter weather advisory at Dec 8, 2017, 3:37 AM EST for Erie County, Genesee County, New York. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Dec 8, 2017, 3:37 AM EST (08:37 UTC)
- Expired
- Dec 8, 2017, 9:30 AM EST
- In force
- 6 hr
- Issued by
- NWS Buffalo, NY
Counties Erie County, NY, Genesee County, NY
The radar
The Buffalo radar (KBUF), 22 km from the middle of the area, began a volume at 08:40 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 00:00Z, 8.6 hours before the alert went out and 18 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
- 1228 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
987
WWUS41 KBUF 080837
WSWBUF
URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
337 AM EST Fri Dec 8 2017
NYZ006-080945-
/O.CAN.KBUF.WW.Y.0020.000000T0000Z-171208T1100Z/
Oswego-
Including the city of Oswego
337 AM EST Fri Dec 8 2017
...WINTER WEATHER ADVISORY IS CANCELLED...
The lake snows have moved north of the county.
$$
NYZ012-019-020-085-081200-
/O.CON.KBUF.LE.W.0008.000000T0000Z-171208T1200Z/
Wyoming-Chautauqua-Cattaraugus-Southern Erie-
Including the cities of Warsaw, Jamestown, Olean, Orchard Park,
and Springville
337 AM EST Fri Dec 8 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS
MORNING...
* WHAT...Lake effect snow occurring. Plan on difficult travel
conditions. Additional snow accumulations of 1 to 3 inches are
expected in the most persistent lake snows.
* WHERE...Wyoming, Chautauqua, Cattaraugus, and Southern Erie
counties.
* WHEN...Until 7 AM today.
* ADDITIONAL DETAILS...Be prepared for significant reductions in
visibility at times.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Snow will fall in relatively narrow bands. If traveling, be
prepared for rapidly changing road conditions and visibilities.
Submit snow reports through our website or social media.
&&
Experimental content below...do not use operationally
Please see below links for more information on this experiment
http://www.weather.gov/buf/polygon_pdd
http://www.nws.noaa.gov/os/notification/
pns15lake_effect_snowaaa.htm
To view the experimental polygons please see:
http://www.weather.gov/buf/lespolygon
COORD...4254 7829 4266 7812 4277 7822 4261 7887
4252 7933 4230 7975 4218 7962 4226 7913 4236 7897
4242 7863
TIME Y17M12D07T2100Z-Y17M12D08T0300Z
COORD...4265 7851 4271 7829 4283 7833 4284 7866
4265 7901 4260 7926 4232 7975 4219 7977 4239 7908
4250 7856
TIME Y17M12D08T0300Z-Y17M12D08T1200Z
$$
NYZ007-008-081500-
/O.CON.KBUF.LE.W.0008.000000T0000Z-171208T1500Z/
Jefferson-Lewis-
Including the cities of Watertown and Lowville
337 AM EST Fri Dec 8 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 10 AM EST
THIS MORNING...
* WHAT...Lake effect snow occurring. Plan on difficult travel
conditions, including during the morning commute. Additional
snow accumulations of 2 to 4 inches are expected in the most
persistent lake snows.
* WHERE...Jefferson and Lewis counties.
* WHEN...Until 10 AM today.
* ADDITIONAL DETAILS...Be prepared for significant reductions in
visibility at times.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Snow will fall in relatively narrow bands. If traveling, be
prepared for rapidly changing road conditions and visibilities.
Submit snow reports through our website or social media.
&&
Experimental content below...do not use operationally
Please see below links for more information on this experiment
http://www.weather.gov/buf/polygon_pdd
http://www.nws.noaa.gov/os/notification/
pns15lake_effect_snowaaa.htm
To view the experimental polygons please see:
http://www.weather.gov/buf/lespolygon
COORD...4408 7515 4423 7545 4421 7555 4392 7612
4385 7623 4378 7623 4365 7598 4366 7563 4381 7539
4382 7514
TIME Y17M12D07T2100Z-Y17M12D08T0600Z
COORD...4410 7527 4413 7556 4424 7556 4426 7578
4416 7605 4405 7581 4387 7604 4374 7601 4378 7555
4392 7525
TIME Y17M12D08T0600Z-Y17M12D08T1500Z
$$
NYZ010-011-081500-
/O.NEW.KBUF.WW.Y.0021.171208T0837Z-171208T1500Z/
Northern Erie-Genesee-
Including the cities of Buffalo and Batavia
337 AM EST Fri Dec 8 2017
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM EST THIS
MORNING...
* WHAT...Lake effect snow expected. Plan on snow covered and
slippery road conditions, including during the morning commute.
Snow accumulations of 2 to 4 inches are expected.
* WHERE...Northern Erie and Genesee counties.
* WHEN...Until 10 AM today.
* ADDITIONAL DETAILS...Be prepared for reduced visibilities at
times.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Periods of snow will result in snow covered roads and limited
visibilities. Slow down and use caution while driving.
Submit snow reports through our website or social media.
&&
$$
TMA2 follow-up statements
827
WWUS41 KBUF 081129
WSWBUF
URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
629 AM EST Fri Dec 8 2017
NYZ012-019-020-085-081230-
/O.CAN.KBUF.LE.W.0008.000000T0000Z-171208T1200Z/
Wyoming-Chautauqua-Cattaraugus-Southern Erie-
Including the cities of Warsaw, Jamestown, Olean, Orchard Park,
and Springville
629 AM EST Fri Dec 8 2017
...LAKE EFFECT SNOW WARNING IS CANCELLED...
While there will be some areas of light snow and flurries through
8 AM EST...the accumulating lake snows have pushed away to the
north.
$$
NYZ007-008-081500-
/O.CON.KBUF.LE.W.0008.000000T0000Z-171208T1500Z/
Jefferson-Lewis-
Including the cities of Watertown and Lowville
629 AM EST Fri Dec 8 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 10 AM EST
THIS MORNING...
* WHAT...Moderate to occasionally heavy lake effect snow occurring.
Plan on difficult travel conditions, including this mornings
commute. Additional snow accumulations of up to 2 inches are
expected in the most persistent lake snows.
* WHERE...Northern Jefferson county and the northern tip of Lewis
county.
* WHEN...Until 10 AM today.
* ADDITIONAL DETAILS...Be prepared for significant reductions in
visibility at times.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Heavy snow will fall in relatively narrow bands. If traveling, be
prepared for rapidly changing road conditions and visibilities.
&&
Experimental content below...do not use operationally
Please see below links for more information on this experiment
http://www.weather.gov/buf/polygon_pdd
http://www.nws.noaa.gov/os/notification/
pns15lake_effect_snowaaa.htm
To view the experimental polygons please see:
http://www.weather.gov/buf/lespolygon
COORD...4408 7515 4423 7545 4421 7555 4392 7612
4385 7623 4378 7623 4365 7598 4366 7563 4381 7539
4382 7514
TIME Y17M12D07T2100Z-Y17M12D08T0600Z
COORD...4410 7527 4413 7556 4424 7556 4426 7578
4416 7605 4405 7581 4387 7604 4374 7601 4378 7555
4392 7525
TIME Y17M12D08T0600Z-Y17M12D08T1500Z
$$
NYZ010-011-081500-
/O.CON.KBUF.WW.Y.0021.000000T0000Z-171208T1500Z/
Northern Erie-Genesee-
Including the cities of Buffalo and Batavia
629 AM EST Fri Dec 8 2017
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS
MORNING...
* WHAT...Snow occurring. Plan on slippery road conditions,
including during the morning commute. Additional snow
accumulations of up to 2 inches are expected.
* WHERE...Northern Erie and Genesee counties.
* WHEN...Until 10 AM today.
* ADDITIONAL DETAILS...Be prepared for greatly reduced
visibilities.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Periods of snow will result in snow covered roads and limited
visibilities. Slow down and use caution while driving.
&&
$$372 WWUS41 KBUF 081430 WSWBUF URGENT - WINTER WEATHER MESSAGE National Weather Service Buffalo NY 930 AM EST Fri Dec 8 2017 NYZ007-008-081530- /O.CAN.KBUF.LE.W.0008.000000T0000Z-171208T1500Z/ Jefferson-Lewis- Including the cities of Watertown and Lowville 930 AM EST Fri Dec 8 2017 ...LAKE EFFECT SNOW WARNING IS CANCELLED... The lake snows have greatly weakened and will continue to wind down through the remainder of the day, therefore the Lake Effect Snow Warning has been cancelled. $$ NYZ010-011-081530- /O.CAN.KBUF.WW.Y.0021.000000T0000Z-171208T1500Z/ Northern Erie-Genesee- Including the cities of Buffalo and Batavia 930 AM EST Fri Dec 8 2017 ...WINTER WEATHER ADVISORY IS CANCELLED... The lake snows have greatly weakened and will continue to wind down through the remainder of the day, therefore the Winter Weather Advisory has been cancelled. $$ JJR
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 7, 7:11 PM EST | Small Craft Advisory | BUF | 27 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.