Alert archive / New York / Winter Storm Warnings in 2018

Winter Storm Warning 9, NWS Buffalo, NY

November 15, 201810 counties in New York

NWS Buffalo, NY issued this winter storm warning at Nov 15, 2018, 3:39 AM EST for 10 counties in New York. It took effect at Nov 15, 2018, 1:00 PM EST. It was in force for 20 hr. 60 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Nov 15, 2018, 3:39 AM EST (08:39 UTC)
In effect from
Nov 15, 2018, 1:00 PM EST
Expired
Nov 16, 2018, 9:25 AM EST
In force
20 hr
Issued by
NWS Buffalo, NY

Counties Allegany County, NY, Cattaraugus County, NY, Cayuga County, NY, Lewis County, NY, Livingston County, NY, Monroe County, NY, Ontario 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 08:40 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.

What was reported inside it

TimeReportWhereRemark
Nov 15, 7:30 PM ESTFREEZING RAIN 0.06Perrysburg, NY
Nov 15, 7:54 PM ESTFREEZING RAIN 0.02Dansville Municipal Air, NY
Nov 15, 11:10 PM ESTSNOW 5.44 Sw West Almond, NY
Nov 15, 11:15 PM ESTSNOW 7Wellsville, NY
Nov 15, 11:43 PM ESTSNOW 4Geneva, NY
Nov 16, 1:00 AM ESTSNOW 4.6Rochester Airport, NY
Nov 16, 1:24 AM ESTSNOW 7Pittsford, NY
Nov 16, 5:00 AM ESTSNOW 11.5Lima, NY
Nov 16, 5:00 AM ESTSNOW 12Wellsville, NY24-HOUR SNOWFALL.
Nov 16, 5:23 AM ESTSNOW 10Conesus, NY
Nov 16, 5:23 AM ESTSNOW 10Williamson, NY
Nov 16, 5:30 AM ESTSNOW 105 Ssw Harrisville, NY24-HOUR SNOWFALL.
Nov 16, 5:30 AM ESTSNOW 12Andover, NY
Nov 16, 5:48 AM ESTSNOW 11.5Highmarket, NY24-HOUR SNOWFALL.
Nov 16, 5:55 AM ESTSNOW 15Port Byron, NY
Nov 16, 6:00 AM ESTSNOW 3.65 Nnw Scottsville, NY24-HOUR SNOWFALL.
Nov 16, 6:00 AM ESTSNOW 4.87 Sw Attica, NY24-HOUR SNOWFALL.
Nov 16, 6:00 AM ESTSNOW 61 N Humphrey, NY24-HOUR SNOWFALL.
Nov 16, 6:00 AM ESTSNOW 12.52 Sse Palermo, NY24-HOUR SNOWFALL.
Nov 16, 6:00 AM ESTSNOW 131 Ne Pulaski, NY24-HOUR SNOWFALL.
Nov 16, 6:00 AM ESTSNOW 13Avon, NY24-HOUR SNOWFALL.
Nov 16, 6:00 AM ESTSNOW 13Pulaski, NY24-HOUR SNOWFALL.
Nov 16, 6:00 AM ESTSNOW 13.65 Ese Oswego, NY24-HOUR SNOWFALL.
Nov 16, 6:13 AM ESTSNOW 9.52 S Fairport, NY
Nov 16, 6:20 AM ESTSNOW 8Penfield, NY
Nov 16, 6:27 AM ESTSNOW 144 W Warsaw, NY
Nov 16, 6:30 AM ESTSNOW 11.5Belmont, NY24-HOUR SNOWFALL.
Nov 16, 6:34 AM ESTSNOW 12Bristol, NY
Nov 16, 6:42 AM ESTSNOW 4.33 Ese Irondequoit, NY
Nov 16, 6:45 AM ESTSNOW 91 Se Oswego, NY
Nov 16, 6:47 AM ESTSNOW 12.52 Ne Marion, NY24-HOUR SNOWFALL.
Nov 16, 6:54 AM ESTSNOW 5.6Rochester Airport, NY24-HOUR SNOWFALL.
Nov 16, 6:54 AM ESTSNOW 7.1Rochester Airport, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 5.55 Wnw Rochester, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 5.5East Rochester, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 72 Sse Union Hill, NY
Nov 16, 7:00 AM ESTSNOW 7Little Valley, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 7.4Sse Ischua, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 81 Ssw Franklinville, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 91 Nne Fairport, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 9.4Whitesville 1n, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 9.5Angelica, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 10Alfred, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 11Fulton, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 11.22 Ne Honeoye Falls, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 11.33 W Wyoming, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 11.54 Wsw Dansville, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 11.82 Sw Walworth, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 123 Nnw Silver Springs, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 123 N Silver Springs, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 124 Sse Pittsford, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 12.28 N Redfield, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 12.44 Sse Lacona, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 12.4West Bloomfield, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 136 N Croghan, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 141 E Osceola, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 15Bennetts Bridge, NY24-HOUR SNOWFALL.
Nov 16, 7:00 AM ESTSNOW 15.5Warsaw, NY24-HOUR SNOWFALL.
Nov 16, 7:07 AM ESTSNOW 6.31 Nne Franklinville, NY24-HOUR SNOWFALL.
Nov 16, 7:15 AM ESTSNOW 12.52 Sse Palermo, NY

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 8.7 hours before the alert went out and 115 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 00:00Z on 2018-11-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 2018-11-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 square meters per square second.1939587897117136156175Sfc1 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
1163 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
74 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

827 
WWUS41 KBUF 150839
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
339 AM EST Thu Nov 15 2018

NYZ014-151645-
/O.UPG.KBUF.WW.Y.0063.181115T1800Z-181116T1600Z/
/O.NEW.KBUF.WS.W.0009.181115T2100Z-181116T1500Z/
Ontario-
Including the city of Canandaigua
339 AM EST Thu Nov 15 2018

...WINTER STORM WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO
10 AM EST FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 5 to 9
  inches expected. Snow may be mixed with sleet this evening.

* WHERE...Ontario county.

* WHEN...From 4 PM this afternoon to 10 AM EST Friday. Heaviest
  snow expected from late this evening through the pre-dawn hours.

* ADDITIONAL DETAILS...Travel will be very difficult with snow
  covered and slippery roads. The weight of the heavy, wet snow
  may bring down a few tree limbs and result in isolated power
  outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ012-013-020-021-151645-
/O.UPG.KBUF.WW.Y.0063.181115T1800Z-181116T1600Z/
/O.NEW.KBUF.WS.W.0009.181115T1800Z-181116T1200Z/
Wyoming-Livingston-Cattaraugus-Allegany-
Including the cities of Warsaw, Geneseo, Olean, and Wellsville
339 AM EST Thu Nov 15 2018

...WINTER STORM WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO
7 AM EST FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 5 to 9
  inches. The snow may mix with sleet and freezing rain this
  afternoon and evening with less than a tenth of an inch of ice
  accumulation.

* WHERE...Wyoming, Livingston, Cattaraugus, and Allegany counties.

* WHEN...From 1 PM this afternoon to 7 AM EST Friday. Heaviest
  snow expected from mid evening through the pre-dawn hours.

* ADDITIONAL DETAILS...Travel will be very difficult with snow
  covered and slippery roads. The weight of the heavy, wet snow
  may bring down a few tree limbs and result in isolated power
  outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow and ice will create dangerous travel
conditions.

Submit snow and ice reports through our website or social media.

&&

$$

NYZ006-008-151645-
/O.UPG.KBUF.WW.Y.0063.181116T0000Z-181116T1800Z/
/O.NEW.KBUF.WS.W.0009.181116T0000Z-181116T1500Z/
Oswego-Lewis-
Including the cities of Oswego and Lowville
339 AM EST Thu Nov 15 2018

...WINTER STORM WARNING IN EFFECT FROM 7 PM THIS EVENING TO 10 AM
EST FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 5 to 9 
  inches expected.

* WHERE...Oswego and Lewis counties.

* WHEN...From 7 PM this evening to 10 AM EST Friday. Heaviest snow
  expected from late this evening through early Friday morning.

* ADDITIONAL DETAILS...Travel will be very difficult with snow
  covered and slippery roads. The weight of the heavy, wet snow
  may bring down a few tree limbs and result in isolated power
  outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ004-005-151645-
/O.UPG.KBUF.WW.Y.0063.181116T0000Z-181116T1800Z/
/O.NEW.KBUF.WS.W.0009.181115T2100Z-181116T1500Z/
Wayne-Northern Cayuga-
Including the cities of Newark and Fair Haven
339 AM EST Thu Nov 15 2018

...WINTER STORM WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO
10 AM EST FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 5 to 9 
  inches expected.

* WHERE...Wayne and Northern Cayuga counties.

* WHEN...From 4 PM this afternoon to 10 AM EST Friday. Heaviest
  snow expected from late this evening through the pre-dawn 
  hours.

* ADDITIONAL DETAILS...Travel will be very difficult with snow
  covered and slippery roads. The weight of the heavy, wet snow
  may bring down a few tree limbs and result in isolated power
  outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ001-151645-
/O.EXB.KBUF.WW.Y.0063.181115T2100Z-181116T1200Z/
Niagara-
Including the city of Niagara Falls
339 AM EST Thu Nov 15 2018

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO
7 AM EST FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 2 to 4 
  inches expected.

* WHERE...Niagara county.

* WHEN...From 4 PM this afternoon to 7 AM EST Friday.

* ADDITIONAL DETAILS...Plan on snow covered and slippery roads.

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.

&&

$$

NYZ019-085-151645-
/O.EXT.KBUF.WW.Y.0063.181115T1800Z-181116T1200Z/
Chautauqua-Southern Erie-
Including the cities of Jamestown, Orchard Park, and Springville
339 AM EST Thu Nov 15 2018

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 1 PM THIS AFTERNOON
TO 7 AM EST FRIDAY...

* WHAT...Mixed precipitation expected. Total snow accumulations of
  3 to 5 inches and ice accumulations of one tenth to two tenths
  of an inch expected.

* WHERE...Chautauqua and Southern Erie counties.

* WHEN...From 1 PM this afternoon to 7 AM EST Friday. Mixed
  precipitation mainly this afternoon and evening, followed by
  accumulating snow.

* ADDITIONAL DETAILS...Roads will be snow and ice covered and very
  slippery.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Periods of snow, sleet or freezing rain will result in slippery
roads and limited visibilities. Slow down and use caution while
driving.

Submit snow and ice reports through our website or social media.

&&

$$

NYZ002-003-010-011-151645-
/O.EXT.KBUF.WW.Y.0063.181115T2100Z-181116T1200Z/
Orleans-Monroe-Northern Erie-Genesee-
Including the cities of Medina, Rochester, Buffalo, and Batavia
339 AM EST Thu Nov 15 2018

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 4 PM THIS AFTERNOON
TO 7 AM EST FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 3 to 6 inches
  expected. The snow may briefly mix with sleet late this
  afternoon and evening.

* WHERE...Orleans, Monroe, Northern Erie, and Genesee counties.

* WHEN...From 4 PM this afternoon to 7 AM EST Friday.

* ADDITIONAL DETAILS...Plan on snow covered and slippery roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Periods of snow, sleet or freezing rain will result in slippery
roads and limited visibilities. Slow down and use caution while
driving.

Submit snow and ice reports through our website or social media.

&&

$$

NYZ007-151645-
/O.EXT.KBUF.WW.Y.0063.181116T0000Z-181116T1500Z/
Jefferson-
Including the city of Watertown
339 AM EST Thu Nov 15 2018

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 7 PM THIS EVENING
TO 10 AM EST FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 6 
  inches expected.

* WHERE...Jefferson county.

* WHEN...From 7 PM this evening to 10 AM EST Friday.

* ADDITIONAL DETAILS...Plan on snow covered and slippery roads.

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.

&&

$$

Hitchcock/SJW
6 follow-up statements
890 
WWUS41 KBUF 151531
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
1031 AM EST Thu Nov 15 2018

NYZ012-013-020-021-152345-
/O.CON.KBUF.WS.W.0009.181115T1800Z-181116T1200Z/
Wyoming-Livingston-Cattaraugus-Allegany-
Including the cities of Warsaw, Geneseo, Olean, and Wellsville
1031 AM EST Thu Nov 15 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 5 to 9
  inches. The snow may mix with sleet and freezing rain this
  afternoon and evening with less than a tenth of an inch of ice
  accumulation.

* WHERE...Wyoming, Livingston, Cattaraugus, and Allegany 
  counties.

* WHEN...From 1 PM this afternoon to 7 AM EST Friday. Heaviest 
  snow expected from mid evening through the pre-dawn hours.

* ADDITIONAL DETAILS...Travel will be very difficult with snow 
  covered and slippery roads. The weight of the heavy, wet snow 
  may bring down a few tree limbs and result in isolated power 
  outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow and ice will create dangerous travel
conditions.

Submit snow and ice reports through our website or social media.

&&

$$

NYZ004-005-014-152345-
/O.CON.KBUF.WS.W.0009.181115T2100Z-181116T1500Z/
Wayne-Northern Cayuga-Ontario-
Including the cities of Newark, Fair Haven, and Canandaigua
1031 AM EST Thu Nov 15 2018

...WINTER STORM WARNING REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 10 AM EST FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 5 to 9 
  inches expected. Snow may be mixed with sleet this evening.

* WHERE...Wayne and Northern Cayuga counties.

* WHEN...From 4 PM this afternoon to 10 AM EST Friday. Heaviest 
  snow expected from late this evening through the pre-dawn 
  hours.

* ADDITIONAL DETAILS...Travel will be very difficult with snow 
  covered and slippery roads. The weight of the heavy, wet snow 
  may bring down a few tree limbs and result in isolated power 
  outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ006-008-152345-
/O.CON.KBUF.WS.W.0009.181116T0000Z-181116T1500Z/
Oswego-Lewis-
Including the cities of Oswego and Lowville
1031 AM EST Thu Nov 15 2018

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 10 AM EST FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 5 to 9 
  inches expected.

* WHERE...Oswego and Lewis counties.

* WHEN...From 7 PM this evening to 10 AM EST Friday. Heaviest 
  snow expected from late this evening through early Friday 
  morning.

* ADDITIONAL DETAILS...Travel will be very difficult with snow 
  covered and slippery roads. The weight of the heavy, wet snow 
  may bring down a few tree limbs and result in isolated power 
  outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ019-085-152345-
/O.CON.KBUF.WW.Y.0063.181115T1800Z-181116T1200Z/
Chautauqua-Southern Erie-
Including the cities of Jamestown, Orchard Park, and Springville
1031 AM EST Thu Nov 15 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
FRIDAY...

* WHAT...Mixed precipitation expected. Total snow accumulations of
  3 to 5 inches and ice accumulations of one tenth to two tenths 
  expected.

* WHERE...Chautauqua and Southern Erie counties.

* WHEN...From 1 PM this afternoon to 7 AM EST Friday. Mixed 
  precipitation mainly this afternoon and evening, followed by 
  accumulating snow.

* ADDITIONAL DETAILS...Roads will be snow and ice covered and 
  very slippery.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Periods of snow, sleet or freezing rain will result in slippery
roads and limited visibilities. Slow down and use caution while
driving.

Submit snow and ice reports through our website or social media.

&&

$$

NYZ001>003-010-011-152345-
/O.CON.KBUF.WW.Y.0063.181115T2100Z-181116T1200Z/
Niagara-Orleans-Monroe-Northern Erie-Genesee-
Including the cities of Niagara Falls, Medina, Rochester, 
Buffalo, and Batavia
1031 AM EST Thu Nov 15 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 7 AM EST FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 2 to 4 inches
  expected across Niagara and Northern Erie counties. Total snow
  accumulations of 3 to 6 inches expected across Orleans, Monroe
  and Genesee counties. The snow may mix with sleet this afternoon
  and evening. The snow may mix with freezing rain this afternoon
  and evening across portions of Northern Erie and Genesee 
  counties with less than a tenth of an inch of ice accumulation.

* WHERE...Orleans, Monroe, Northern Erie, and Genesee counties.

* WHEN...From 4 PM this afternoon to 7 AM EST Friday.

* ADDITIONAL DETAILS...Plan on snow covered and slippery roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Periods of snow, sleet or freezing rain will result in slippery
roads and limited visibilities. Slow down and use caution while
driving.

Submit snow and ice reports through our website or social media.

&&

$$

NYZ007-152345-
/O.CON.KBUF.WW.Y.0063.181116T0000Z-181116T1500Z/
Jefferson-
Including the city of Watertown
1031 AM EST Thu Nov 15 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM THIS
EVENING TO 10 AM EST FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 7 
  inches expected.

* WHERE...Jefferson county.

* WHEN...From 7 PM this evening to 10 AM EST Friday.

* ADDITIONAL DETAILS...Plan on snow covered and slippery roads.

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.

&&

$$
358 
WWUS41 KBUF 152257
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
557 PM EST Thu Nov 15 2018

NYZ012-013-020-021-160700-
/O.CON.KBUF.WS.W.0009.000000T0000Z-181116T1200Z/
Wyoming-Livingston-Cattaraugus-Allegany-
Including the cities of Warsaw, Geneseo, Olean, and Wellsville
557 PM EST Thu Nov 15 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST FRIDAY...

* WHAT...Mixed precipitation expected. Additional snow 
  accumulations of 4 to 7 inches and ice accumulations of around 
  one tenth of an inch.

* WHERE...Wyoming, Livingston, Cattaraugus, and Allegany 
  counties.

* WHEN...Until 7 AM EST Friday.

* ADDITIONAL DETAILS...Travel will be very difficult with snow 
  covered and slippery roads. The weight of the heavy, wet snow 
  may bring down a few tree limbs and result in isolated power 
  outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow and ice will create dangerous travel
conditions.

Submit snow and ice reports through our website or social media.

&&

$$

NYZ004-005-014-160700-
/O.CON.KBUF.WS.W.0009.000000T0000Z-181116T1500Z/
Wayne-Northern Cayuga-Ontario-
Including the cities of Newark, Fair Haven, and Canandaigua
557 PM EST Thu Nov 15 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST
FRIDAY...

* WHAT...Heavy snow. Additional snow accumulations of 4 to 8 
  inches.

* WHERE...Wayne and Northern Cayuga counties.

* WHEN...Until 10 AM EST Friday.

* ADDITIONAL DETAILS...Travel will be very difficult with snow 
  covered and slippery roads. The weight of the heavy, wet snow 
  may bring down a few tree limbs and result in isolated power 
  outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ006-008-160700-
/O.CON.KBUF.WS.W.0009.181116T0000Z-181116T1500Z/
Oswego-Lewis-
Including the cities of Oswego and Lowville
557 PM EST Thu Nov 15 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST
FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 5 to 9 
  inches expected.

* WHERE...Oswego and Lewis counties.

* WHEN...Until 10 AM EST Friday.

* ADDITIONAL DETAILS...Travel will be very difficult with snow 
  covered and slippery roads. The weight of the heavy, wet snow 
  may bring down a few tree limbs and result in isolated power 
  outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ019-085-160700-
/O.CON.KBUF.WW.Y.0063.000000T0000Z-181116T1200Z/
Chautauqua-Southern Erie-
Including the cities of Jamestown, Orchard Park, and Springville
557 PM EST Thu Nov 15 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
FRIDAY...

* WHAT...Mixed precipitation. Additional snow accumulations of 2 
  to 4 inches and ice accumulations of around one tenth of an 
  inch.

* WHERE...Chautauqua and Southern Erie counties.

* WHEN...Until 7 AM EST Friday.

* ADDITIONAL DETAILS...Roads will be snow and ice covered and 
  very slippery.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Periods of snow, sleet or freezing rain will result in slippery
roads and limited visibilities. Slow down and use caution while
driving.

Submit snow and ice reports through our website or social media.

&&

$$

NYZ001>003-010-011-160700-
/O.CON.KBUF.WW.Y.0063.000000T0000Z-181116T1200Z/
Niagara-Orleans-Monroe-Northern Erie-Genesee-
Including the cities of Niagara Falls, Medina, Rochester, 
Buffalo, and Batavia
557 PM EST Thu Nov 15 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
FRIDAY...

* WHAT...Mixed precipitation. Additional snow accumulations of 3 
  to 6 inches and ice accumulations of around one tenth of an 
  inch.

* WHERE...Orleans, Monroe, Northern Erie, and Genesee counties.

* WHEN...Until 7 AM EST Friday.

* ADDITIONAL DETAILS...Plan on snow covered and slippery roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Periods of snow, sleet or freezing rain will result in slippery
roads and limited visibilities. Slow down and use caution while
driving.

Submit snow and ice reports through our website or social media.

&&

$$

NYZ007-160700-
/O.CON.KBUF.WW.Y.0063.181116T0000Z-181116T1500Z/
Jefferson-
Including the city of Watertown
557 PM EST Thu Nov 15 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 7 
  inches expected.

* WHERE...Jefferson county.

* WHEN...Until 10 AM EST Friday.

* ADDITIONAL DETAILS...Plan on snow covered and slippery roads.

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.

&&

$$

TMA
917 
WWUS41 KBUF 160301
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
1001 PM EST Thu Nov 15 2018

NYZ012-013-020-021-161115-
/O.CON.KBUF.WS.W.0009.000000T0000Z-181116T1200Z/
Wyoming-Livingston-Cattaraugus-Allegany-
Including the cities of Warsaw, Geneseo, Olean, and Wellsville
1001 PM EST Thu Nov 15 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST FRIDAY...

* WHAT...Mixed precipitation. Additional snow accumulations of 3 
  to 5 inches and ice accumulations of around one tenth of an 
  inch.

* WHERE...Wyoming, Livingston, Cattaraugus, and Allegany 
  counties.

* WHEN...Until 7 AM EST Friday.

* ADDITIONAL DETAILS...Travel will be very difficult with snow 
  covered and slippery roads. The weight of the heavy, wet snow 
  may bring down a few tree limbs and result in isolated power 
  outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow and ice will create dangerous travel
conditions.

Submit snow and ice reports through our website or social media.

&&

$$

NYZ004-005-014-161115-
/O.CON.KBUF.WS.W.0009.000000T0000Z-181116T1500Z/
Wayne-Northern Cayuga-Ontario-
Including the cities of Newark, Fair Haven, and Canandaigua
1001 PM EST Thu Nov 15 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST
FRIDAY...

* WHAT...Snow expected. Additional snow accumulations of 3 to 6 
  inches.

* WHERE...Wayne and Northern Cayuga counties.

* WHEN...Until 10 AM EST Friday.

* ADDITIONAL DETAILS...Travel will be very difficult with snow 
  covered and slippery roads. The weight of the heavy, wet snow 
  may bring down a few tree limbs and result in isolated power 
  outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ006-008-161115-
/O.CON.KBUF.WS.W.0009.000000T0000Z-181116T1500Z/
Oswego-Lewis-
Including the cities of Oswego and Lowville
1001 PM EST Thu Nov 15 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST
FRIDAY...

* WHAT...Heavy snow. Additional snow accumulations of 4 to 8 
  inches.

* WHERE...Oswego and Lewis counties.

* WHEN...Until 10 AM EST Friday.

* ADDITIONAL DETAILS...Travel will be very difficult with snow 
  covered and slippery roads. The weight of the heavy, wet snow 
  may bring down a few tree limbs and result in isolated power 
  outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ019-085-161115-
/O.CON.KBUF.WW.Y.0063.000000T0000Z-181116T1200Z/
Chautauqua-Southern Erie-
Including the cities of Jamestown, Orchard Park, and Springville
1001 PM EST Thu Nov 15 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
FRIDAY...

* WHAT...Mixed precipitation, becoming all snow. Additional snow 
  accumulations of 1 to 3 inches and ice accumulations of a few 
  hundredths of an inch.

* WHERE...Chautauqua and Southern Erie counties.

* WHEN...Until 7 AM EST Friday.

* ADDITIONAL DETAILS...Roads will be snow and ice covered and 
  very slippery.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Periods of snow, sleet or freezing rain will result in slippery
roads and limited visibilities. Slow down and use caution while
driving.

Submit snow and ice reports through our website or social media.

&&

$$

NYZ001>003-010-011-161115-
/O.CON.KBUF.WW.Y.0063.000000T0000Z-181116T1200Z/
Niagara-Orleans-Monroe-Northern Erie-Genesee-
Including the cities of Niagara Falls, Medina, Rochester, 
Buffalo, and Batavia
1001 PM EST Thu Nov 15 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
FRIDAY...

* WHAT...Mixed precipitation, becoming all snow. Additional snow 
  accumulations of 2 to 4 inches and ice accumulations of a few 
  hundredths of an inch.

* WHERE...Orleans, Monroe, Northern Erie, and Genesee counties.

* WHEN...Until 7 AM EST Friday.

* ADDITIONAL DETAILS...Plan on snow covered and slippery roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Periods of snow, sleet or freezing rain will result in slippery
roads and limited visibilities. Slow down and use caution while
driving.

Submit snow and ice reports through our website or social media.

&&

$$

NYZ007-161115-
/O.CON.KBUF.WW.Y.0063.000000T0000Z-181116T1500Z/
Jefferson-
Including the city of Watertown
1001 PM EST Thu Nov 15 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
FRIDAY...

* WHAT...Snow. Additional snow accumulations of 3 to 6 inches.

* WHERE...Jefferson county.

* WHEN...Until 10 AM EST Friday.

* ADDITIONAL DETAILS...Plan on snow covered and slippery roads.

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.

&&

$$

TMA
370 
WWUS41 KBUF 160622
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
122 AM EST Fri Nov 16 2018

NYZ003-161200-
/O.UPG.KBUF.WW.Y.0063.000000T0000Z-181116T1200Z/
/O.EXA.KBUF.WS.W.0009.000000T0000Z-181116T1200Z/
Monroe-
Including the city of Rochester
122 AM EST Fri Nov 16 2018

...WINTER STORM WARNING IN EFFECT UNTIL 7 AM EST THIS MORNING...

* WHAT...Heavy snow. Additional snow accumulations of 2 to 4 
  inches.

* WHERE...Monroe county.

* WHEN...Until 7 AM EST this morning.

* ADDITIONAL DETAILS...Plan on very difficult travel with snow
  covered and slippery roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ012-013-020-021-161200-
/O.CON.KBUF.WS.W.0009.000000T0000Z-181116T1200Z/
Wyoming-Livingston-Cattaraugus-Allegany-
Including the cities of Warsaw, Geneseo, Olean, and Wellsville
122 AM EST Fri Nov 16 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS
MORNING...

* WHAT...Heavy snow. Additional snow accumulations of 2 to 4 
  inches.

* WHERE...Wyoming, Livingston, Cattaraugus, and Allegany 
  counties.

* WHEN...Until 7 AM EST this morning.

* ADDITIONAL DETAILS...Plan on very difficult travel with snow
  covered and slippery roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ004-005-014-161430-
/O.CON.KBUF.WS.W.0009.000000T0000Z-181116T1500Z/
Wayne-Northern Cayuga-Ontario-
Including the cities of Newark, Fair Haven, and Canandaigua
122 AM EST Fri Nov 16 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST THIS
MORNING...

* WHAT...Heavy snow. Additional snow accumulations of 2 to 4 
  inches.

* WHERE...Wayne, Northern Cayuga, and Ontario counties.

* WHEN...Until 10 AM EST this morning.

* ADDITIONAL DETAILS...Plan on very difficult travel with snow 
  covered and slippery roads. The hazardous conditions could 
  impact the morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ006-008-161430-
/O.CON.KBUF.WS.W.0009.000000T0000Z-181116T1500Z/
Oswego-Lewis-
Including the cities of Oswego and Lowville
122 AM EST Fri Nov 16 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST THIS
MORNING...

* WHAT...Heavy snow. Additional snow accumulations of 4 to 6 
  inches.

* WHERE...Oswego and Lewis counties.

* WHEN...Until 10 AM EST this morning.

* ADDITIONAL DETAILS...Plan on very difficult travel with snow
  covered and slippery roads. The hazardous conditions could 
  impact the morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ019-085-161200-
/O.CON.KBUF.WW.Y.0063.000000T0000Z-181116T1200Z/
Chautauqua-Southern Erie-
Including the cities of Jamestown, Orchard Park, and Springville
122 AM EST Fri Nov 16 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS
MORNING...

* WHAT...Snow. Additional snow accumulations of 1 to 2 inches.

* WHERE...Chautauqua and Southern Erie counties.

* WHEN...Until 7 AM EST this morning.

* ADDITIONAL DETAILS...Plan on slippery road conditions.

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.

&&

$$

NYZ001-002-010-011-161200-
/O.CON.KBUF.WW.Y.0063.000000T0000Z-181116T1200Z/
Niagara-Orleans-Northern Erie-Genesee-
Including the cities of Niagara Falls, Medina, Buffalo, 
and Batavia
122 AM EST Fri Nov 16 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS
MORNING...

* WHAT...Snow. Additional snow accumulations of 1 to 2 inches.

* WHERE...Niagara, Orleans, Northern Erie, and Genesee counties.

* WHEN...Until 7 AM EST this morning.

* ADDITIONAL DETAILS...Plan on slippery road conditions.

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.

&&

$$

NYZ007-161430-
/O.CON.KBUF.WW.Y.0063.000000T0000Z-181116T1500Z/
Jefferson-
Including the city of Watertown
122 AM EST Fri Nov 16 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS
MORNING...

* WHAT...Snow. Additional snow accumulations of 2 to 4 inches.

* WHERE...Jefferson county.

* WHEN...Until 10 AM EST this morning.

* ADDITIONAL DETAILS...Plan on slippery road conditions. The 
  hazardous conditions could impact the morning commute.

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.

&&

$$

Hitchcock
456 
WWUS41 KBUF 161145
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
645 AM EST Fri Nov 16 2018

NYZ004-005-014-161245-
/O.CAN.KBUF.WS.W.0009.000000T0000Z-181116T1500Z/
Wayne-Northern Cayuga-Ontario-
Including the cities of Newark, Fair Haven, and Canandaigua
645 AM EST Fri Nov 16 2018

...WINTER STORM WARNING IS CANCELLED...

Snow has tapered off this morning with little additional
accumulation expected.

$$

NYZ003-012-013-020-021-161245-
/O.CAN.KBUF.WS.W.0009.000000T0000Z-181116T1200Z/
Monroe-Wyoming-Livingston-Cattaraugus-Allegany-
Including the cities of Rochester, Warsaw, Geneseo, Olean, 
and Wellsville
645 AM EST Fri Nov 16 2018

...WINTER STORM WARNING IS CANCELLED...

Snow has tapered off this morning with little additional
accumulation expected.

$$

NYZ001-002-010-011-019-085-161245-
/O.CAN.KBUF.WW.Y.0063.000000T0000Z-181116T1200Z/
Niagara-Orleans-Northern Erie-Genesee-Chautauqua-Southern Erie-
Including the cities of Niagara Falls, Medina, Buffalo, Batavia, 
Jamestown, Orchard Park, and Springville
645 AM EST Fri Nov 16 2018

...WINTER WEATHER ADVISORY IS CANCELLED...

Snow has tapered off this morning with little additional
accumulation expected.

$$

NYZ006-008-161500-
/O.CON.KBUF.WS.W.0009.000000T0000Z-181116T1500Z/
Oswego-Lewis-
Including the cities of Oswego and Lowville
645 AM EST Fri Nov 16 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST THIS
MORNING...

* WHAT...Snow. Additional snow accumulations of around an inch.

* WHERE...Oswego and Lewis counties.

* WHEN...Until 10 AM EST this morning.

* ADDITIONAL DETAILS...Plan on snow covered and slippery road
  conditions. The hazardous conditions will impact the morning 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ007-161500-
/O.CON.KBUF.WW.Y.0063.000000T0000Z-181116T1500Z/
Jefferson-
Including the city of Watertown
645 AM EST Fri Nov 16 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS
MORNING...

* WHAT...Snow. Additional snow accumulations of around an inch.

* WHERE...Jefferson county.

* WHEN...Until 10 AM EST this morning.

* ADDITIONAL DETAILS...Plan on snow covered and slippery road
  conditions. The hazardous conditions will impact the morning 
  commute.

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.

&&

$$

Hitchcock/SJW
276 
WWUS41 KBUF 161425
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
925 AM EST Fri Nov 16 2018

NYZ006-008-161530-
/O.CAN.KBUF.WS.W.0009.000000T0000Z-181116T1500Z/
Oswego-Lewis-
Including the cities of Oswego and Lowville
925 AM EST Fri Nov 16 2018

...WINTER STORM WARNING IS CANCELLED...

A large winter storm has moved east of the region. A few
additional snow showers will be possible today with minimal
accumulation. Some lake effect snow will develop toward the Tug 
Hill Plateau this afternoon and last through the night with 
additional accumulation. 

$$

NYZ007-161530-
/O.CAN.KBUF.WW.Y.0063.000000T0000Z-181116T1500Z/
Jefferson-
Including the city of Watertown
925 AM EST Fri Nov 16 2018

...WINTER WEATHER ADVISORY IS CANCELLED...

A large winter storm has moved east of the region. A few
additional snow showers will be possible today with minimal
accumulation. Some lake effect snow will develop toward the Tug 
Hill Plateau this afternoon and last through the night with 
additional accumulation. 

$$

Zaff

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 15, 12:15 PM ESTSmall Craft AdvisoryBUF60 hr

Nearby

Winter Storm Warnings in New York, 2018Every winter storm warning in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.