Alert archive / New York / Winter Storm Warnings in 2019

Winter Storm Warning 11, NWS Buffalo, NY

December 1, 20195 counties in New York

NWS Buffalo, NY issued this winter storm warning at Dec 1, 2019, 11:26 AM EST for 5 counties in New York. It was in force for 28 hr. 26 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
Dec 1, 2019, 11:26 AM EST (16:26 UTC)
Expired
Dec 2, 2019, 3:00 PM EST
In force
28 hr
Issued by
NWS Buffalo, NY

Counties Cayuga County, NY, Lewis County, NY, Ontario County, NY, Oswego County, NY, Wayne County, NY

The radar

The Ft Drum radar (KTYX), 88 km from the middle of the area, began a volume at 16:26 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
Dec 1, 4:30 PM ESTSNOW 4.83 N Altmar, NY
Dec 1, 5:00 PM ESTSNOW 63 Ssw Redfield, NY
Dec 1, 6:15 PM ESTSNOW 3.5Richland, NY
Dec 1, 8:24 PM ESTFREEZING RAIN 0.1Geneva, NY
Dec 2, 5:48 AM ESTSNOW 5.6Highmarket, NY24-HOUR SNOWFALL.
Dec 2, 6:00 AM ESTSNOW 4.2Chases Lake, NY24-HOUR SNOWFALL.
Dec 2, 6:00 AM ESTSNOW 61 Nw Constableville, NY24-HOUR SNOWFALL.
Dec 2, 6:30 AM ESTSNOW 7.4W Fulton, NY24-HOUR SNOWFALL.
Dec 2, 6:40 AM ESTSNOW 7.4W Fulton, NY
Dec 2, 6:48 AM ESTSNOW 8Redfield, NY
Dec 2, 7:00 AM ESTSNOW 5.5Lowville, NY24-HOUR SNOWFALL.
Dec 2, 7:00 AM ESTSNOW 5.6Redfield 8n, NY24-HOUR SNOWFALL.
Dec 2, 7:00 AM ESTSNOW 6.14 Sse Lacona, NY24-HOUR SNOWFALL.
Dec 2, 7:00 AM ESTSNOW 6.1Fulton, NY24-HOUR SNOWFALL.
Dec 2, 7:00 AM ESTSNOW 7Osceola 1e, NY24-HOUR SNOWFALL.
Dec 2, 7:00 AM ESTSNOW 7.11 W Geneva, NY24-HOUR SNOWFALL.
Dec 2, 7:00 AM ESTSNOW 7.4Mexico 2sw, NY24-HOUR SNOWFALL.
Dec 2, 7:19 AM ESTSNOW 5.83 Ese Macedon, NY24-HOUR SNOWFALL.
Dec 2, 8:00 AM ESTSNOW 7.51 Ne Pulaski, NY24-HOUR SNOWFALL.
Dec 2, 8:00 AM ESTSNOW 8.8Se Minetto, NY24-HOUR SNOWFALL.
Dec 2, 8:45 AM ESTSNOW 55 S Canandaigua, NY24-HOUR SNOWFALL.
Dec 2, 9:39 AM ESTSNOW 74 Nw Altmar, NY
Dec 2, 10:00 AM ESTSNOW 6Richland, NY
Dec 2, 1:00 PM ESTSNOW 5.6Oswego East, NY
Dec 2, 1:10 PM ESTSNOW 8.53 Sw Redfield, NY
Dec 2, 2:30 PM ESTSNOW 6Cato, 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 12:00Z, 4.4 hours before the alert went out and 182 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 12:00Z on 2019-12-01Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 12:00Z on 2019-12-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 264 square meters per square second.1939587897117Sfc1 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
1525 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
264 m²/s²
0-3 km storm-relative helicity
294 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

419 
WWUS41 KBUF 011626
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
1126 AM EST Sun Dec 1 2019

NYZ004>006-008-014-020030-
/O.UPG.KBUF.WW.Y.0039.000000T0000Z-191203T0000Z/
/O.NEW.KBUF.WS.W.0011.191201T1626Z-191203T0000Z/
Wayne-Northern Cayuga-Oswego-Lewis-Ontario-
Including the cities of Newark, Fair Haven, Oswego, Lowville, 
and Canandaigua
1126 AM EST Sun Dec 1 2019

...WINTER STORM WARNING IN EFFECT UNTIL 7 PM EST MONDAY...

* WHAT...Heavy mixed precipitation. Snow accumulations of 6 to 12
  inches and ice accumulations of around one quarter of an inch.

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

* WHEN...Until 7 PM EST Monday.

* IMPACTS...Power outages and tree damage are possible due to the
  ice. Travel will be significantly impacted...particularly on
  untreated secondary roads. The hazardous conditions will affect
  holiday travelers and will likely impact the morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow and ice will create dangerous travel
conditions.

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

&&

$$

NYZ012-019>021-085-011800-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191201T1800Z/
Wyoming-Chautauqua-Cattaraugus-Allegany-Southern Erie-
Including the cities of Warsaw, Jamestown, Olean, Wellsville, 
Orchard Park, and Springville
1126 AM EST Sun Dec 1 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS
AFTERNOON...

* WHAT...Mixed precipitation. Total ice accumulations of up to 
  two tenths of an inch. Total snow accumulation less than an 
  inch.

* WHERE...Southern Erie and Wyoming counties and the western 
  Southern Tier. Areas close to the lake though should be 'warm' 
  enough to only experience rain.

* WHEN...Until 1 PM EST this afternoon.

* IMPACTS...Plan on very poor travel conditions for areas INLAND 
  from Lake Erie. Road and air temperatures above freezing 
  between the lake and the Chautauqua ridge will spare the New 
  York Thruway from Hamburg to the Pennsylvania from 
  experiencing any significant weather issues.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Submit ice reports through our website or social media.

&&

$$

NYZ001-002-010-011-012300-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191201T2300Z/
Niagara-Orleans-Northern Erie-Genesee-
Including the cities of Niagara Falls, Medina, Buffalo, 
and Batavia
1126 AM EST Sun Dec 1 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING...

* WHAT...Mixed precipitation expected. Total snow accumulations 
  of up to 2 inches and ice accumulations of up to one quarter 
  of an inch.

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

* WHEN...Until 6 PM EST this evening.

* IMPACTS...Plan on very poor travel conditions. Some power 
  outages and tree damage is possible due to ice accumulation.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

$$

NYZ003-013-020030-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191203T0000Z/
Monroe-Livingston-
Including the cities of Rochester and Geneseo
1126 AM EST Sun Dec 1 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST
MONDAY...

* WHAT...Mixed precipitation expected today. Snow expected 
  tonight and Monday. Total 36 hour snow accumulations of 6 to 
  10 inches and ice accumulations less than a tenth of an inch.

* WHERE...Monroe and Livingston counties.

* WHEN...Until 7 PM EST Monday.

* IMPACTS...Travel could be difficult. The hazardous conditions 
  will impact holiday traveling through tonight and will likely 
  impact the Monday morning.

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.

&&

$$

NYZ007-020030-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191203T0000Z/
Jefferson-
Including the city of Watertown
1126 AM EST Sun Dec 1 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST
MONDAY...

* WHAT...Snow expected. Total 36 hour snow accumulations of 6 to 
  10 inches.

* WHERE...Jefferson county.

* WHEN...From 7 AM this morning to 7 PM EST Monday.

* IMPACTS...Travel could become very difficult. The hazardous 
  conditions will impact holiday traveling through tonight and 
  will likely impact the Monday morning.

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.

&&

$$
7 follow-up statements
205 
WWUS41 KBUF 011740
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
1240 PM EST Sun Dec 1 2019

NYZ004>006-008-014-020145-
/O.CON.KBUF.WS.W.0011.000000T0000Z-191203T0000Z/
Wayne-Northern Cayuga-Oswego-Lewis-Ontario-
Including the cities of Newark, Fair Haven, Oswego, Lowville, 
and Canandaigua
1240 PM EST Sun Dec 1 2019

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM EST MONDAY...

* WHAT...Heavy mixed precipitation. Snow accumulations of 6 to 
  12 inches and ice accumulations of around one quarter of an 
  inch.

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

* WHEN...Until 7 PM EST Monday.

* IMPACTS...Power outages and tree damage are possible due to 
  the ice. Travel will be significantly impacted...particularly 
  on untreated secondary roads. The hazardous conditions will 
  affect holiday travelers and will likely impact the morning 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow and ice will create dangerous travel
conditions.

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

&&

$$

NYZ012-019>021-085-020145-
/O.EXT.KBUF.WW.Y.0039.000000T0000Z-191202T1600Z/
Wyoming-Chautauqua-Cattaraugus-Allegany-Southern Erie-
Including the cities of Warsaw, Jamestown, Olean, Wellsville, 
Orchard Park, and Springville
1240 PM EST Sun Dec 1 2019

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 11 AM EST MONDAY...

* WHAT...Mixed precipitation. Total ice accumulations of up to two
  tenths of an inch. Total snow accumulation one to three inches.

* WHERE...Southern Erie and Wyoming counties and the western
  Southern Tier. 

* WHEN...Until 11 AM EST Monday.

* IMPACTS...Untreated secondary roads will remain slick away from
  Lake Erie this afternoon and evening. Additional snow and ice
  later tonight and Monday morning will further coat area
  roadways. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Submit ice reports through our website or social media.

&&

$$

NYZ001-002-010-011-020145-
/O.EXT.KBUF.WW.Y.0039.000000T0000Z-191202T1600Z/
Niagara-Orleans-Northern Erie-Genesee-
Including the cities of Niagara Falls, Medina, Buffalo, 
and Batavia
1240 PM EST Sun Dec 1 2019

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 11 AM EST MONDAY...

* WHAT...Mixed precipitation expected. Total snow accumulations 
  of up to 2 inches and ice accumulations of up to one quarter 
  of an inch.

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

* WHEN...Until 11 AM EST Monday.

* IMPACTS...Plan on very poor travel conditions. Some power 
  outages and tree damage is possible due to ice accumulation.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

$$

NYZ003-013-020145-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191203T0000Z/
Monroe-Livingston-
Including the cities of Rochester and Geneseo
1240 PM EST Sun Dec 1 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST
MONDAY...

* WHAT...Mixed precipitation expected today. Snow expected 
  tonight and Monday. Total 36 hour snow accumulations of 6 to 
  10 inches and ice accumulations less than a tenth of an inch.

* WHERE...Monroe and Livingston counties.

* WHEN...Until 7 PM EST Monday.

* IMPACTS...Travel could be difficult. The hazardous conditions 
  will impact holiday traveling through tonight and will likely 
  impact the Monday morning.

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.

&&

$$

NYZ007-020145-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191203T0000Z/
Jefferson-
Including the city of Watertown
1240 PM EST Sun Dec 1 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST
MONDAY...

* WHAT...Snow expected. Total 36 hour snow accumulations of 6 to 
  10 inches.

* WHERE...Jefferson county.

* WHEN...From 7 AM this morning to 7 PM EST Monday.

* IMPACTS...Travel could become very difficult. The hazardous 
  conditions will impact holiday traveling through tonight and 
  will likely impact the Monday morning.

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.

&&

$$
800 
WWUS41 KBUF 020133
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
833 PM EST Sun Dec 1 2019

NYZ004>006-008-014-020945-
/O.CON.KBUF.WS.W.0011.000000T0000Z-191203T0000Z/
Wayne-Northern Cayuga-Oswego-Lewis-Ontario-
Including the cities of Newark, Fair Haven, Oswego, Lowville, 
and Canandaigua
833 PM EST Sun Dec 1 2019

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM EST MONDAY...

* WHAT...Heavy snow. The snow may mix with sleet and freezing rain
  through late evening. Additional snow accumulations of 6 to 12
  inches. Additional ice accumulations of less than one tenth of 
  an inch.

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

* WHEN...Until 7 PM EST Monday.

* IMPACTS...Travel will be very difficult with very poor 
  visibility and deep snow cover on roads. Holiday weekend travel 
  and the Monday morning commute will be impacted.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow and ice will create dangerous travel
conditions.

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

&&

$$

NYZ012-019>021-085-020945-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191202T1600Z/
Wyoming-Chautauqua-Cattaraugus-Allegany-Southern Erie-
Including the cities of Warsaw, Jamestown, Olean, Wellsville, 
Orchard Park, and Springville
833 PM EST Sun Dec 1 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST
MONDAY...

* WHAT...Snow. The snow may mix with sleet and freezing rain at
  times through the early overnight. Additional snow accumulations
  of 2 to 5 inches, greatest in eastern portions of the area.
  Additional ice accumulations of less than one tenth of an inch.

* WHERE...Southern Erie and Wyoming counties and the western 
  Southern Tier.

* WHEN...Until 11 AM EST Monday.

* IMPACTS...Roads will be slippery at times, and visibility will
  be reduced. Holiday weekend travel and the Monday morning
  commute will be impacted.

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.

&&

$$

NYZ001-002-010-011-020945-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191202T1600Z/
Niagara-Orleans-Northern Erie-Genesee-
Including the cities of Niagara Falls, Medina, Buffalo, 
and Batavia
833 PM EST Sun Dec 1 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST
MONDAY...

* WHAT...Snow. The snow may mix with freezing rain and sleet
  through the early overnight. Additional snow accumulations of 2
  to 5 inches, greatest in eastern portions of the area.
  Additional ice accumulations of less than one tenth of an inch.

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

* WHEN...Until 11 AM EST Monday.

* IMPACTS...Roads will be slippery at times, and visibility will
  be reduced. Holiday weekend travel and the Monday morning
  commute will be impacted.

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.

&&

$$

NYZ003-013-020945-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191203T0000Z/
Monroe-Livingston-
Including the cities of Rochester and Geneseo
833 PM EST Sun Dec 1 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST
MONDAY...

* WHAT...Snow. Some sleet and freezing rain may mix in through
  late evening. Additional snow accumulations of 4 to 7 inches. 
  Additional ice accumulations of less than one tenth of an inch.

* WHERE...Monroe and Livingston counties.

* WHEN...Until 7 PM EST Monday.

* IMPACTS...Roads will be snow covered and slippery, and
  visibility will be reduced at times. Holiday weekend travel and
  the Monday morning commute will be impacted.

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.

&&

$$

NYZ007-020945-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191203T0000Z/
Jefferson-
Including the city of Watertown
833 PM EST Sun Dec 1 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST
MONDAY...

* WHAT...Snow. The snow may mix with sleet and freezing rain
  through the early overnight. Additional snow accumulations of 2
  to 4 inches. Additional ice accumulations of a few hundredths 
  of an inch.

* WHERE...Jefferson county.

* WHEN...Until 7 PM EST Monday.

* IMPACTS...Roads will be slippery at times, and visibility will
  be reduced. Holiday weekend travel and the Monday morning
  commute will be impacted.

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.

&&

$$

Hitchcock
993 
WWUS41 KBUF 020813
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
313 AM EST Mon Dec 2 2019

NYZ004>006-008-014-021700-
/O.CON.KBUF.WS.W.0011.000000T0000Z-191203T0000Z/
Wayne-Northern Cayuga-Oswego-Lewis-Ontario-
Including the cities of Newark, Fair Haven, Oswego, Lowville, 
and Canandaigua
313 AM EST Mon Dec 2 2019

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

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

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

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ012-020-021-021600-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191202T1600Z/
Wyoming-Cattaraugus-Allegany-
Including the cities of Warsaw, Olean, and Wellsville
313 AM EST Mon Dec 2 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS
MORNING...

* WHAT...Snow. Additional snow accumulations of 1 to 3 inches.

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

* WHEN...Until 11 AM EST this morning.

* IMPACTS...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.

&&

$$

NYZ001-002-010-011-019-085-021600-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191202T1600Z/
Niagara-Orleans-Northern Erie-Genesee-Chautauqua-Southern Erie-
Including the cities of Niagara Falls, Medina, Buffalo, Batavia, 
Jamestown, Orchard Park, and Springville
313 AM EST Mon Dec 2 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS
MORNING...

* WHAT...Snow. Additional snow accumulations of 1 to 3 inches. 

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

* WHEN...Until 11 AM EST this morning.

* IMPACTS...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.

&&

$$

NYZ003-013-021700-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191203T0000Z/
Monroe-Livingston-
Including the cities of Rochester and Geneseo
313 AM EST Mon Dec 2 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

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

* WHERE...Monroe and Livingston counties.

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning or evening 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.

&&

$$

NYZ007-021700-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191203T0000Z/
Jefferson-
Including the city of Watertown
313 AM EST Mon Dec 2 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

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

* WHERE...Jefferson county.

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning or evening 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.

&&

$$

Apffel
388 
WWUS41 KBUF 021600
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
1100 AM EST Mon Dec 2 2019

NYZ012-020-021-022200-
/O.EXP.KBUF.WW.Y.0039.000000T0000Z-191202T1600Z/
/O.NEW.KBUF.WW.Y.0040.191202T1600Z-191202T2200Z/
Wyoming-Cattaraugus-Allegany-
Including the cities of Warsaw, Olean, and Wellsville
1100 AM EST Mon Dec 2 2019

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON...
...WINTER WEATHER ADVISORY HAS EXPIRED...

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

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

* WHEN...Until 5 PM EST this afternoon.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the evening 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.

&&

$$

NYZ001-002-010-011-019-085-021700-
/O.EXP.KBUF.WW.Y.0039.000000T0000Z-191202T1600Z/
Niagara-Orleans-Northern Erie-Genesee-Chautauqua-Southern Erie-
Including the cities of Niagara Falls, Medina, Buffalo, Batavia, 
Jamestown, Orchard Park, and Springville
1100 AM EST Mon Dec 2 2019

...WINTER WEATHER ADVISORY HAS EXPIRED...

$$

NYZ004>006-008-014-030000-
/O.CON.KBUF.WS.W.0011.000000T0000Z-191203T0000Z/
Wayne-Northern Cayuga-Oswego-Lewis-Ontario-
Including the cities of Newark, Fair Haven, Oswego, Lowville, 
and Canandaigua
1100 AM EST Mon Dec 2 2019

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

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

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

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ003-013-030000-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191203T0000Z/
Monroe-Livingston-
Including the cities of Rochester and Geneseo
1100 AM EST Mon Dec 2 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

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

* WHERE...Monroe and Livingston counties.

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning or evening 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.

&&

$$

NYZ007-030000-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191203T0000Z/
Jefferson-
Including the city of Watertown
1100 AM EST Mon Dec 2 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

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

* WHERE...Jefferson county.

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning or evening 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.

&&

$$
904 
WWUS41 KBUF 021610
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
1110 AM EST Mon Dec 2 2019

NYZ004>006-008-014-030000-
/O.CON.KBUF.WS.W.0011.000000T0000Z-191203T0000Z/
Wayne-Northern Cayuga-Oswego-Lewis-Ontario-
Including the cities of Newark, Fair Haven, Oswego, Lowville, 
and Canandaigua
1110 AM EST Mon Dec 2 2019

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

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

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

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Plan on slippery road conditions. The hazardous
  conditions could impact the evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread light snow will continue to create slick travel 
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ012-020-021-022200-
/O.CON.KBUF.WW.Y.0040.000000T0000Z-191202T2200Z/
Wyoming-Cattaraugus-Allegany-
Including the cities of Warsaw, Olean, and Wellsville
1110 AM EST Mon Dec 2 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON...

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

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

* WHEN...Until 5 PM EST this afternoon.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the evening 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.

&&

$$

NYZ003-013-030000-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191203T0000Z/
Monroe-Livingston-
Including the cities of Rochester and Geneseo
1110 AM EST Mon Dec 2 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

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

* WHERE...Monroe and Livingston counties.

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning or evening 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.

&&

$$

NYZ007-030000-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191203T0000Z/
Jefferson-
Including the city of Watertown
1110 AM EST Mon Dec 2 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

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

* WHERE...Jefferson county.

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning or evening 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.

&&

$$
863 
WWUS41 KBUF 021745
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
1245 PM EST Mon Dec 2 2019

NYZ004>006-008-014-030000-
/O.CON.KBUF.WS.W.0011.000000T0000Z-191203T0000Z/
Wayne-Northern Cayuga-Oswego-Lewis-Ontario-
Including the cities of Newark, Fair Haven, Oswego, Lowville, 
and Canandaigua
1245 PM EST Mon Dec 2 2019

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

* WHAT...Heavy snow. Additional snow accumulations of an inch or
  two.

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

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread light snow will create dangerous travel conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ012-020-021-022200-
/O.CON.KBUF.WW.Y.0040.000000T0000Z-191202T2200Z/
Wyoming-Cattaraugus-Allegany-
Including the cities of Warsaw, Olean, and Wellsville
1245 PM EST Mon Dec 2 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON...

* WHAT...Snow. Additional snow accumulations of an inch or less.

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

* WHEN...Until 5 PM EST this afternoon.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the evening 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.

&&

$$

NYZ003-013-030000-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191203T0000Z/
Monroe-Livingston-
Including the cities of Rochester and Geneseo
1245 PM EST Mon Dec 2 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

* WHAT...Snow. Additional snow accumulations of an inch or less. 
  Winds gusting as high as 35 mph.

* WHERE...Monroe and Livingston counties.

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the evening 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.

&&

$$

NYZ007-030000-
/O.CON.KBUF.WW.Y.0039.000000T0000Z-191203T0000Z/
Jefferson-
Including the city of Watertown
1245 PM EST Mon Dec 2 2019

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

* WHAT...Snow. Additional snow accumulations of an inch or less.

* WHERE...Jefferson county.

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the evening 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.

&&

$$
842 
WWUS41 KBUF 022000
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
300 PM EST Mon Dec 2 2019

NYZ004>006-008-014-022100-
/O.CAN.KBUF.WS.W.0011.000000T0000Z-191203T0000Z/
Wayne-Northern Cayuga-Oswego-Lewis-Ontario-
Including the cities of Newark, Fair Haven, Oswego, Lowville, 
and Canandaigua
300 PM EST Mon Dec 2 2019

...WINTER STORM WARNING IS CANCELLED...

$$

NYZ003-007-013-022100-
/O.CAN.KBUF.WW.Y.0039.000000T0000Z-191203T0000Z/
Monroe-Jefferson-Livingston-
Including the cities of Rochester, Watertown, and Geneseo
300 PM EST Mon Dec 2 2019

...WINTER WEATHER ADVISORY IS CANCELLED...

$$

NYZ012-020-021-022100-
/O.CAN.KBUF.WW.Y.0040.000000T0000Z-191202T2200Z/
Wyoming-Cattaraugus-Allegany-
Including the cities of Warsaw, Olean, and Wellsville
300 PM EST Mon Dec 2 2019

...WINTER WEATHER ADVISORY IS CANCELLED...

$$

Nearby

Winter Storm Warnings in New York, 2019Every winter storm warning in 2019

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.