Alert archive / New York / Winter Weather Advisories in 2021

Winter Weather Advisory 9, NWS Buffalo, NY

February 1, 202111 counties in New York

NWS Buffalo, NY issued this winter weather advisory at Feb 1, 2021, 3:45 AM EST for 11 counties in New York. It took effect at Feb 2, 2021, 1:00 AM EST. It was in force for 27 hr.

The area

The counties it named.

The facts

Issued
Feb 1, 2021, 3:45 AM EST (08:45 UTC)
In effect from
Feb 2, 2021, 1:00 AM EST
Expired
Feb 3, 2021, 3:44 AM EST
In force
27 hr
Issued by
NWS Buffalo, NY

Counties Cayuga County, NY, Genesee County, NY, Jefferson County, NY, Lewis County, NY, Livingston County, NY, Monroe County, NY, Ontario County, NY, Orleans County, NY, Oswego County, NY, Wayne County, NY, Wyoming County, NY

The radar

The Buffalo radar (KBUF), 132 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

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 8.8 hours before the alert went out and 130 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 2021-02-01Temperature 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 00:00Z on 2021-02-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 98 square meters per square second.1939Sfc1 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
876 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
98 m²/s²
0-3 km storm-relative helicity
117 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

932 
WWUS41 KBUF 010845
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
345 AM EST Mon Feb 1 2021

NYZ003-013-011645-
/O.NEW.KBUF.WW.Y.0009.210202T0900Z-210203T0900Z/
Monroe-Livingston-
Including the cities of Rochester and Geneseo
345 AM EST Mon Feb 1 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM TUESDAY TO 4 AM
EST WEDNESDAY...

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

* WHERE...Monroe and Livingston counties.

* WHEN...From 4 AM Tuesday to 4 AM EST Wednesday.

* IMPACTS...Plan on snow covered and slippery road conditions with
  reduced visibility. The hazardous conditions will impact the 
  morning and evening commute on Tuesday.

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.

&&

$$

NYZ004-005-014-011645-
/O.NEW.KBUF.WW.Y.0009.210202T0600Z-210203T1200Z/
Wayne-Northern Cayuga-Ontario-
Including the cities of Newark, Fair Haven, and Canandaigua
345 AM EST Mon Feb 1 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 1 AM TUESDAY TO 7 AM
EST WEDNESDAY...

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

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

* WHEN...From 1 AM Tuesday to 7 AM EST Wednesday.

* IMPACTS...Plan on snow covered and slippery road conditions 
  with reduced visibility. The hazardous conditions will impact 
  the morning and evening commute on Tuesday.

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.

&&

$$

NYZ006-011645-
/O.NEW.KBUF.WW.Y.0009.210202T0600Z-210203T1500Z/
Oswego-
Including the city of Oswego
345 AM EST Mon Feb 1 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 1 AM TUESDAY TO 10 AM
EST WEDNESDAY...

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

* WHERE...Oswego county. The greatest snow amounts are expected 
  across the southern portion of the county.

* WHEN...From 1 AM Tuesday to 10 AM EST Wednesday.

* IMPACTS...Plan on snow covered and slippery road conditions 
  with reduced visibility. The hazardous conditions will impact 
  the morning and evening commute on Tuesday.

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
9 follow-up statements
657 
WWUS41 KBUF 011639
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
1139 AM EST Mon Feb 1 2021

NYZ003-013-020100-
/O.CON.KBUF.WW.Y.0009.210202T0900Z-210203T0900Z/
Monroe-Livingston-
Including the cities of Rochester and Geneseo
1139 AM EST Mon Feb 1 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TUESDAY TO
4 AM EST WEDNESDAY...

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

* WHERE...Monroe and Livingston counties.

* WHEN...From 4 AM Tuesday to 4 AM EST Wednesday.

* IMPACTS...Plan on snow covered and slippery road conditions 
  with reduced visibility. The hazardous conditions will impact 
  the morning and evening commute on Tuesday.

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.

&&

$$

NYZ004-005-014-020100-
/O.CON.KBUF.WW.Y.0009.210202T0600Z-210203T1200Z/
Wayne-Northern Cayuga-Ontario-
Including the cities of Newark, Fair Haven, and Canandaigua
1139 AM EST Mon Feb 1 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 AM TUESDAY TO
7 AM EST WEDNESDAY...

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

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

* WHEN...From 1 AM Tuesday to 7 AM EST Wednesday.

* IMPACTS...Plan on snow covered and slippery road conditions 
  with reduced visibility. The hazardous conditions will impact 
  the morning and evening commute on Tuesday.

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.

&&

$$

NYZ006-020100-
/O.CON.KBUF.WW.Y.0009.210202T0600Z-210203T1500Z/
Oswego-
Including the city of Oswego
1139 AM EST Mon Feb 1 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 AM TUESDAY TO
10 AM EST WEDNESDAY...

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

* WHERE...Oswego county. The greatest snow amounts are expected 
  across the southern portion of the county.

* WHEN...From 1 AM Tuesday to 10 AM EST Wednesday.

* IMPACTS...Plan on snow covered and slippery road conditions 
  with reduced visibility. The hazardous conditions will impact 
  the morning and evening commute on Tuesday.

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.

&&

$$
265 
WWUS41 KBUF 020048
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
748 PM EST Mon Feb 1 2021

NYZ003-013-020900-
/O.CON.KBUF.WW.Y.0009.210202T0900Z-210203T0900Z/
Monroe-Livingston-
Including the cities of Rochester and Geneseo
748 PM EST Mon Feb 1 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TUESDAY TO
4 AM EST WEDNESDAY...

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

* WHERE...Monroe and Livingston counties.

* WHEN...From 4 AM Tuesday to 4 AM EST Wednesday.

* IMPACTS...Plan on snow covered and slippery road conditions 
  with reduced visibility. The hazardous conditions will impact 
  the morning and evening commute on Tuesday.

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.

&&

$$

NYZ004-005-014-020900-
/O.CON.KBUF.WW.Y.0009.210202T0600Z-210203T1200Z/
Wayne-Northern Cayuga-Ontario-
Including the cities of Newark, Fair Haven, and Canandaigua
748 PM EST Mon Feb 1 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 AM TUESDAY TO
7 AM EST WEDNESDAY...

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

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

* WHEN...From 1 AM Tuesday to 7 AM EST Wednesday.

* IMPACTS...Plan on snow covered and slippery road conditions 
  with reduced visibility. The hazardous conditions will impact 
  the morning and evening commute on Tuesday.

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.

&&

$$

NYZ006-020900-
/O.CON.KBUF.WW.Y.0009.210202T0600Z-210203T1500Z/
Oswego-
Including the city of Oswego
748 PM EST Mon Feb 1 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 AM TUESDAY TO
10 AM EST WEDNESDAY...

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

* WHERE...Oswego county. The greatest snow amounts are expected 
  across the southern portion of the county.

* WHEN...From 1 AM Tuesday to 10 AM EST Wednesday.

* IMPACTS...Plan on snow covered and slippery road conditions 
  with reduced visibility. The hazardous conditions will impact 
  the morning and evening commute on Tuesday.

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.

&&

$$
254 
WWUS41 KBUF 020811
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
311 AM EST Tue Feb 2 2021

NYZ007-008-021615-
/O.EXA.KBUF.WW.Y.0009.000000T0000Z-210203T1500Z/
Jefferson-Lewis-
Including the cities of Watertown and Lowville
311 AM EST Tue Feb 2 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM EST WEDNESDAY...

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

* WHERE...Jefferson and Lewis counties. Greatest accumulations
  across the Tug Hill Plateau.

* WHEN...Until 10 AM EST Wednesday.

* IMPACTS...Travel will be difficult at times with snow covered
  roads and poor visibility. The hazardous conditions will impact
  the morning and evening commute today.

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.

&&

$$

NYZ003-013-021615-
/O.CON.KBUF.WW.Y.0009.210202T0900Z-210203T0900Z/
Monroe-Livingston-
Including the cities of Rochester and Geneseo
311 AM EST Tue Feb 2 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
WEDNESDAY...

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

* WHERE...Monroe and Livingston counties.

* WHEN...Until 4 AM EST Wednesday.

* IMPACTS...Travel will be difficult at times with snow covered
  roads and poor visibility. The hazardous conditions will impact
  the morning and evening commute today.

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.

&&

$$

NYZ004-005-014-021615-
/O.CON.KBUF.WW.Y.0009.000000T0000Z-210203T1200Z/
Wayne-Northern Cayuga-Ontario-
Including the cities of Newark, Fair Haven, and Canandaigua
311 AM EST Tue Feb 2 2021

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

* WHAT...Snow. Snow accumulations of 5 to 9 inches.

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

* WHEN...Until 7 AM EST Wednesday.

* IMPACTS...Travel will be difficult at times with snow covered
  roads and poor visibility. The hazardous conditions will impact
  the morning and evening commute today.

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.

&&

$$

NYZ006-021615-
/O.CON.KBUF.WW.Y.0009.000000T0000Z-210203T1500Z/
Oswego-
Including the city of Oswego
311 AM EST Tue Feb 2 2021

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

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

* WHERE...Oswego county. Greatest accumulations over the southern
  portion of the county.

* WHEN...Until 10 AM EST Wednesday.

* IMPACTS...Travel will be difficult at times with snow covered
  roads and poor visibility. The hazardous conditions will impact
  the morning and evening commute today.

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
288 
WWUS41 KBUF 021509
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
1009 AM EST Tue Feb 2 2021

NYZ003-013-030000-
/O.CON.KBUF.WW.Y.0009.000000T0000Z-210203T0900Z/
Monroe-Livingston-
Including the cities of Rochester and Geneseo
1009 AM EST Tue Feb 2 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
WEDNESDAY...

* WHAT...Snow. Snow will increase through the afternoon. Additional
  snow accumulations of 3 to 6 inches.

* WHERE...Monroe and Livingston counties.

* WHEN...Until 4 AM EST Wednesday.

* IMPACTS...Travel will become difficult at times with snow
  covered roads and poor visibility. The hazardous conditions will
  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.

&&

$$

NYZ004-005-014-030000-
/O.CON.KBUF.WW.Y.0009.000000T0000Z-210203T1200Z/
Wayne-Northern Cayuga-Ontario-
Including the cities of Newark, Fair Haven, and Canandaigua
1009 AM EST Tue Feb 2 2021

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

* WHAT...Snow. Additional snow accumulations of 4 to 7 inches.
  Winds gusting as high as 40 mph near the Lake Ontario shore.

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

* WHEN...Until 7 AM EST Wednesday.

* IMPACTS...Travel will be difficult at times with snow covered
  roads and poor visibility. The hazardous conditions will 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.

&&

$$

NYZ006-030000-
/O.CON.KBUF.WW.Y.0009.000000T0000Z-210203T1500Z/
Oswego-
Including the city of Oswego
1009 AM EST Tue Feb 2 2021

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

* WHAT...Snow. Additional snow accumulations of 3 to 5 inches.
  Winds gusting as high as 40 mph near the Lake Ontario shore.

* WHERE...Oswego county.

* WHEN...Until 10 AM EST Wednesday.

* IMPACTS...Travel will be difficult at times with snow covered
  roads and poor visibility. The hazardous conditions will 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.

&&

$$

NYZ007-008-030000-
/O.CON.KBUF.WW.Y.0009.000000T0000Z-210203T1500Z/
Jefferson-Lewis-
Including the cities of Watertown and Lowville
1009 AM EST Tue Feb 2 2021

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

* WHAT...Snow. Additional snow accumulations of 3 to 5 inches. The
  heaviest snow will occur through this afternoon. Winds gusting
  as high as 40 mph near the Lake Ontario shore.

* WHERE...Jefferson and Lewis counties.

* WHEN...Until 10 AM EST Wednesday.

* IMPACTS...Travel will be difficult at times with snow covered
  roads and poor visibility. The hazardous conditions will 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.

&&

$$
JLA
869 
WWUS41 KBUF 021907
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
207 PM EST Tue Feb 2 2021

NYZ007-008-030300-
/O.UPG.KBUF.WW.Y.0009.000000T0000Z-210203T1500Z/
/O.NEW.KBUF.WS.W.0002.210202T1907Z-210203T1500Z/
Jefferson-Lewis-
Including the cities of Watertown and Lowville
207 PM EST Tue Feb 2 2021

...WINTER STORM WARNING IN EFFECT UNTIL 10 AM EST WEDNESDAY...

* WHAT...Heavy snow. Additional snow accumulations of 4 to 7
  inches. Winds gusting as high as 40 mph near the Lake Ontario
  shore. The heaviest snow will occur through early this evening.
  Moderate snow is expected at times overnight. 

* WHERE...Jefferson and Lewis counties.

* WHEN...Until 10 AM EST Wednesday.

* IMPACTS...Travel could be very difficult. The hazardous
  conditions could impact the evening commute and the Wednesday
  morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ003-013-030300-
/O.CON.KBUF.WW.Y.0009.000000T0000Z-210203T0900Z/
Monroe-Livingston-
Including the cities of Rochester and Geneseo
207 PM EST Tue Feb 2 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
WEDNESDAY...

* WHAT...Snow. Additional snow accumulations of 3 to 5 inches.

* WHERE...Monroe and Livingston counties.

* WHEN...Until 4 AM EST Wednesday.

* IMPACTS...Travel will become difficult at times with snow 
  covered roads and poor visibility. The hazardous conditions 
  will 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.

&&

$$

NYZ004-005-014-030300-
/O.CON.KBUF.WW.Y.0009.000000T0000Z-210203T1200Z/
Wayne-Northern Cayuga-Ontario-
Including the cities of Newark, Fair Haven, and Canandaigua
207 PM EST Tue Feb 2 2021

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

* WHAT...Snow. Additional snow accumulations of 3 to 6 inches. 
  Winds gusting as high as 40 mph.

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

* WHEN...Until 7 AM EST Wednesday.

* IMPACTS...Travel will be difficult at times with snow covered 
  roads and poor visibility. The hazardous conditions will 
  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.

&&

$$

NYZ006-030300-
/O.CON.KBUF.WW.Y.0009.000000T0000Z-210203T1500Z/
Oswego-
Including the city of Oswego
207 PM EST Tue Feb 2 2021

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

* WHAT...Snow. Additional snow accumulations of 3 to 5 inches.
  Winds gusting as high as 40 mph near the Lake Ontario shore.

* WHERE...Oswego county.

* WHEN...Until 10 AM EST Wednesday.

* IMPACTS...Travel will be difficult at times with snow covered 
  roads and poor visibility. The hazardous conditions will 
  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.

&&

$$
JLA
362 
WWUS41 KBUF 022245
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
545 PM EST Tue Feb 2 2021

NYZ004-014-030645-
/O.UPG.KBUF.WW.Y.0009.000000T0000Z-210203T1200Z/
/O.EXB.KBUF.WS.W.0002.000000T0000Z-210203T1200Z/
Wayne-Ontario-
Including the cities of Newark and Canandaigua
545 PM EST Tue Feb 2 2021

...WINTER STORM WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...

* WHAT...Heavy snow. Additional snow accumulations of 5 to 10 
  inches. Winds gusting as high as 35 mph.

* WHERE...Wayne and Ontario counties.

* WHEN...Until 7 AM EST Wednesday.

* IMPACTS...Travel will be very difficult. The hazardous
  conditions will impact the evening commute and possibly even the
  Wednesday morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ003-030645-
/O.UPG.KBUF.WW.Y.0009.000000T0000Z-210203T0900Z/
/O.EXB.KBUF.WS.W.0002.000000T0000Z-210203T1200Z/
Monroe-
Including the city of Rochester
545 PM EST Tue Feb 2 2021

...WINTER STORM WARNING IN EFFECT UNTIL 7 AM EST WEDNESDAY...

* WHAT...Heavy snow. Additional snow accumulations of 5 to 9 
  inches.

* WHERE...Monroe county.

* WHEN...Until 7 AM EST Wednesday.

* IMPACTS...Travel will be very difficult. The hazardous
  conditions will impact the evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ007-008-030645-
/O.CON.KBUF.WS.W.0002.000000T0000Z-210203T1500Z/
Jefferson-Lewis-
Including the cities of Watertown and Lowville
545 PM EST Tue Feb 2 2021

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

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

* WHERE...Jefferson and Lewis counties.

* WHEN...Until 10 AM EST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ002-011-012-030645-
/O.EXB.KBUF.WW.Y.0009.000000T0000Z-210203T1000Z/
Orleans-Genesee-Wyoming-
Including the cities of Medina, Batavia, and Warsaw
545 PM EST Tue Feb 2 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM EST WEDNESDAY...

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

* WHERE...Orleans, Genesee, and Wyoming counties.

* WHEN...Until 5 AM EST Wednesday.

* IMPACTS...Plan on slippery snow covered road conditions. The
  hazardous conditions will 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.

&&

$$

NYZ013-030645-
/O.CON.KBUF.WW.Y.0009.000000T0000Z-210203T0900Z/
Livingston-
Including the city of Geneseo
545 PM EST Tue Feb 2 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
WEDNESDAY...

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

* WHERE...Livingston county.

* WHEN...Until 4 AM EST Wednesday.

* IMPACTS...Travel could be difficult. The hazardous conditions
  will 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.

&&

$$

NYZ005-030645-
/O.CON.KBUF.WW.Y.0009.000000T0000Z-210203T1200Z/
Northern Cayuga-
Including the city of Fair Haven
545 PM EST Tue Feb 2 2021

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

* WHAT...Snow. Additional snow accumulations of 3 to 5 inches.

* WHERE...Northern Cayuga county.

* WHEN...Until 7 AM EST Wednesday.

* IMPACTS...Plan on slippery snow covered road conditions. The
  hazardous conditions will 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.

&&

$$

NYZ006-030645-
/O.CON.KBUF.WW.Y.0009.000000T0000Z-210203T1500Z/
Oswego-
Including the city of Oswego
545 PM EST Tue Feb 2 2021

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

* WHAT...Snow. Additional snow accumulations of 3 to 5 inches. 
  Winds gusting as high as 35 mph.

* WHERE...Oswego county.

* WHEN...Until 10 AM EST Wednesday.

* IMPACTS...Plan on slippery snow covered road conditions. The
  hazardous conditions will 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.

&&

$$
795 
WWUS41 KBUF 030254
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
954 PM EST Tue Feb 2 2021

NYZ006-031100-
/O.UPG.KBUF.WW.Y.0009.000000T0000Z-210203T1500Z/
/O.EXA.KBUF.WS.W.0002.000000T0000Z-210203T1500Z/
Oswego-
Including the city of Oswego
954 PM EST Tue Feb 2 2021

...WINTER STORM WARNING IN EFFECT UNTIL 10 AM EST WEDNESDAY...

* WHAT...Heavy snow. Additional snow accumulations of 4 to 7 
  inches. Winds gusting as high as 35 mph.

* WHERE...Oswego county.

* WHEN...Until 10 AM EST Wednesday.

* IMPACTS...Travel could be very difficult. The hazardous
  conditions will likely impact the morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ005-031100-
/O.UPG.KBUF.WW.Y.0009.000000T0000Z-210203T1200Z/
/O.EXA.KBUF.WS.W.0002.000000T0000Z-210203T1500Z/
Northern Cayuga-
Including the city of Fair Haven
954 PM EST Tue Feb 2 2021

...WINTER STORM WARNING IN EFFECT UNTIL 10 AM EST WEDNESDAY...

* WHAT...Heavy snow. Additional snow accumulations of 4 to 7 
  inches.

* WHERE...Northern Cayuga county.

* WHEN...Until 10 AM EST Wednesday.

* IMPACTS...Travel could be very difficult. The hazardous 
  conditions will likely impact the morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ007-008-031100-
/O.CON.KBUF.WS.W.0002.000000T0000Z-210203T1500Z/
Jefferson-Lewis-
Including the cities of Watertown and Lowville
954 PM EST Tue Feb 2 2021

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

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

* WHERE...Jefferson and Lewis counties.

* WHEN...Until 10 AM EST Wednesday.

* IMPACTS...Travel could be very difficult. The hazardous
  conditions will likely impact the morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ003-004-014-031100-
/O.CON.KBUF.WS.W.0002.000000T0000Z-210203T1200Z/
Monroe-Wayne-Ontario-
Including the cities of Rochester, Newark, and Canandaigua
954 PM EST Tue Feb 2 2021

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

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

* WHERE...Monroe, Wayne, and Ontario counties.

* WHEN...Until 7 AM EST Wednesday.

* IMPACTS...Plan on snow covered roads and difficult driving
  conditions. The hazardous conditions will likely impact the 
  morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ013-030900-
/O.CON.KBUF.WW.Y.0009.000000T0000Z-210203T0900Z/
Livingston-
Including the city of Geneseo
954 PM EST Tue Feb 2 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
WEDNESDAY...

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

* WHERE...Livingston county.

* WHEN...Until 4 AM EST Wednesday.

* IMPACTS...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.

&&

$$

NYZ002-011-012-031000-
/O.CON.KBUF.WW.Y.0009.000000T0000Z-210203T1000Z/
Orleans-Genesee-Wyoming-
Including the cities of Medina, Batavia, and Warsaw
954 PM EST Tue Feb 2 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
WEDNESDAY...

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

* WHERE...Orleans, Genesee, and Wyoming counties.

* WHEN...Until 5 AM EST Wednesday.

* IMPACTS...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.

&&

$$
001 
WWUS41 KBUF 030528
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
1228 AM EST Wed Feb 3 2021

NYZ002-011-012-030630-
/O.CAN.KBUF.WW.Y.0009.000000T0000Z-210203T1000Z/
Orleans-Genesee-Wyoming-
Including the cities of Medina, Batavia, and Warsaw
1228 AM EST Wed Feb 3 2021

...WINTER WEATHER ADVISORY IS CANCELLED...

Snow will continue to taper off, with additional accumulations
less than an inch.

$$

NYZ007-008-031330-
/O.CON.KBUF.WS.W.0002.000000T0000Z-210203T1500Z/
Jefferson-Lewis-
Including the cities of Watertown and Lowville
1228 AM EST Wed Feb 3 2021

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

* WHAT...Heavy snow. Additional snow accumulations of 4 to 7 
  inches.

* WHERE...Jefferson and Lewis counties.

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

* IMPACTS...Travel will be very difficult with snow covered roads
  and poor visibility. 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.

&&

$$

NYZ003-004-014-031200-
/O.CON.KBUF.WS.W.0002.000000T0000Z-210203T1200Z/
Monroe-Wayne-Ontario-
Including the cities of Rochester, Newark, and Canandaigua
1228 AM EST Wed Feb 3 2021

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

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

* WHERE...Monroe, Wayne, and Ontario counties.

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

* IMPACTS...Travel will be very difficult with snow covered roads
  and poor visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ005-006-031330-
/O.CON.KBUF.WS.W.0002.000000T0000Z-210203T1500Z/
Northern Cayuga-Oswego-
Including the cities of Fair Haven and Oswego
1228 AM EST Wed Feb 3 2021

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

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

* WHERE...Northern Cayuga and Oswego counties.

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

* IMPACTS...Travel will be very difficult with snow covered roads
  and poor visibility. 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.

&&

$$

NYZ013-030900-
/O.CON.KBUF.WW.Y.0009.000000T0000Z-210203T0900Z/
Livingston-
Including the city of Geneseo
1228 AM EST Wed Feb 3 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST EARLY
THIS MORNING...

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

* WHERE...Livingston county.

* WHEN...Until 4 AM EST early this morning.

* IMPACTS...Plan on snow covered and slippery road conditions and
  reduced visibility.

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
568 
WWUS41 KBUF 030844
WSWBUF

URGENT - WINTER WEATHER MESSAGE
National Weather Service Buffalo NY
344 AM EST Wed Feb 3 2021

NYZ003-030945-
/O.CAN.KBUF.WS.W.0002.000000T0000Z-210203T1200Z/
Monroe-
Including the city of Rochester
344 AM EST Wed Feb 3 2021

...WINTER STORM WARNING IS CANCELLED...

Snow will continue to taper off early this morning. Additional
accumulations will be limited to around an inch across the eastern
portion of the county.

$$

NYZ013-030945-
/O.CAN.KBUF.WW.Y.0009.000000T0000Z-210203T0900Z/
Livingston-
Including the city of Geneseo
344 AM EST Wed Feb 3 2021

...WINTER WEATHER ADVISORY IS CANCELLED...

Snow will continue to taper off early this morning. Additional
accumulations will be limited to around an inch.

$$

NYZ007-008-031500-
/O.CON.KBUF.WS.W.0002.000000T0000Z-210203T1500Z/
Jefferson-Lewis-
Including the cities of Watertown and Lowville
344 AM EST Wed Feb 3 2021

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

* WHAT...Heavy snow. Additional snow accumulations of 2 to 4
  inches across lower elevations and 4 to 6 inches across the Tug
  Hill Plateau.

* WHERE...Jefferson and Lewis counties.

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

* IMPACTS...Travel will be very difficult with snow covered roads
  and poor visibility. 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.

&&

$$

NYZ004-014-031200-
/O.CON.KBUF.WS.W.0002.000000T0000Z-210203T1200Z/
Wayne-Ontario-
Including the cities of Newark and Canandaigua
344 AM EST Wed Feb 3 2021

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

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

* WHERE...Wayne and Ontario counties.

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

* IMPACTS...Plan on snow covered and slippery road conditions with
  reduced visibility early this morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Widespread accumulating snow will create dangerous travel
conditions.

Submit snow reports through our website or social media.

&&

$$

NYZ005-006-031500-
/O.CON.KBUF.WS.W.0002.000000T0000Z-210203T1500Z/
Northern Cayuga-Oswego-
Including the cities of Fair Haven and Oswego
344 AM EST Wed Feb 3 2021

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

* WHAT...Heavy snow. Additional snow accumulations of 2 to 4
  inches across lower elevations and 4 to 6 inches across the Tug
  Hill Plateau.

* WHERE...Northern Cayuga and Oswego counties.

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

* IMPACTS...Travel will be very difficult with snow covered roads
  and poor visibility. 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.

&&

$$

Hitchcock

Nearby

Winter Weather Advisories in New York, 2021Every winter weather advisory in 2021

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.