Winter Weather in New York, January 31, 2021

Name: Winter Weather in New York, January 31, 2021
Start: 2021-01-31T13:00
End: 2021-01-31T23:59
Location: New York

January 31, 2021 · NWS BGM · 9 events in 9 counties and zones

A complex long duration winter storm system affected Central New York from late in the day of January 31st through around midday February 3rd. A strong surface low pressure system developed off the Mid-Atlantic coast during this time and brought moderate to heavy snow to portions of Central New York.

Where it happened

Every event with a place to put it; 9 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

Tornadoes
Tropical storms and surge
Floods
Wind
Hail
Winter weather
Heat and drought
Cold
Fire, smoke and dust
Marine and coastal
Other

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 9

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS BGM wrote it up.

Note that the snow amounts indicated in the event descriptions are storm totals for the entire storm which stretched into February. This entry will be continued in February's Storm Data.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Binghamton, NY wrote its last area forecast discussion before the first event at Jan 31, 12:53 PM EST, 7 minutes earlier.

Area forecast discussion, Jan 31, 12:53 PM EST, 7 minutes before

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Hazardous weather outlook, Jan 31, 4:08 AM EST, 8 hours 52 minutes before

Hazardous Weather Outlook
National Weather Service Binghamton NY
408 AM EST Sun Jan 31 2021

NYZ024-055-056-010915-
Chemung-Tioga-Broome-
408 AM EST Sun Jan 31 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO
10 AM EST MONDAY...
...WINTER STORM WATCH IN EFFECT FROM MONDAY MORNING THROUGH TUESDAY
AFTERNOON...

This Hazardous Weather Outlook is for central New York.

.DAY ONE...Today and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Winter Weather Advisory.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Winter Weather Advisory.
   Winter Storm Watch.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NYZ009-015>018-036-037-010915-
Northern Oneida-Yates-Seneca-Southern Cayuga-Onondaga-Madison-
Southern Oneida-
408 AM EST Sun Jan 31 2021

This Hazardous Weather Outlook is for central New York.

.DAY ONE...Today and tonight.

Hazardous weather is not expected at this time.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

A winter storm will bring a few inches of snow to the region Sunday
night through Monday. As the storm pulls off the New England coast
Monday night, northwest winds will pull lake enhanced snow showers
across much of Upstate NY through late Tuesday or early Wednesday.
This will result in additional snow accumulation, possibly heavy at
times in lake bands.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NYZ062-PAZ038>040-043-044-047-048-072-010915-
Sullivan-Bradford-Susquehanna-Northern Wayne-Wyoming-Lackawanna-
Luzerne-Pike-Southern Wayne-
408 AM EST Sun Jan 31 2021

...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 1 PM
EST TUESDAY...

This Hazardous Weather Outlook is for central New York and
northeast Pennsylvania.

.DAY ONE...Today and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Winter Storm Warning.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Winter Storm Warning.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NYZ023-025-044>046-057-010915-
Schuyler-Tompkins-Cortland-Chenango-Otsego-Delaware-
408 AM EST Sun Jan 31 2021

...WINTER STORM WATCH IN EFFECT FROM MONDAY MORNING THROUGH TUESDAY
AFTERNOON...

This Hazardous Weather Outlook is for central New York.

.DAY ONE...Today and tonight.

Hazardous weather is not expected at this time.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Winter Storm Watch.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NYZ022-010915-
Steuben-
408 AM EST Sun Jan 31 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO
5 AM EST TUESDAY...

This Hazardous Weather Outlook is for central New York.

.DAY ONE...Today and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Winter Weather Advisory.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Winter Weather Advisory.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

9 winter weather. Local standard time, as filed.

Winter Weather, Chemung

When: January 31, 1:00 PM EST to 11:59 PM EST
Where: Chemung forecast zone
Reported by: Trained Spotter
Coordinates: 42.141, -76.760 (the zone’s center; the record gives no point)

Snow accumulated 13 to 21 inches.

Winter Weather, Sullivan

When: January 31, 2:00 PM EST to 11:59 PM EST
Where: Sullivan forecast zone
Reported by: Trained Spotter
Coordinates: 41.716, -74.768 (the zone’s center; the record gives no point)

Snow accumulated 9 to 24 inches.

Winter Weather, Tioga

When: January 31, 4:00 PM EST to 11:59 PM EST
Where: Tioga forecast zone
Reported by: Trained Spotter
Coordinates: 42.170, -76.306 (the zone’s center; the record gives no point)

Snow accumulated 11 to 24 inches.

Winter Weather, Schuyler

When: January 31, 4:00 PM EST to 11:59 PM EST
Where: Schuyler forecast zone
Reported by: Trained Spotter
Coordinates: 42.394, -76.875 (the zone’s center; the record gives no point)

Snow accumulated 13 to 24 inches.

Winter Weather, Broome

When: January 31, 6:00 PM EST to 11:59 PM EST
Where: Broome forecast zone
Reported by: Trained Spotter
Coordinates: 42.160, -75.820 (the zone’s center; the record gives no point)

Snow accumulated 9 to 14 inches.

Winter Weather, Delaware

When: January 31, 8:00 PM EST to 11:59 PM EST
Where: Delaware forecast zone
Reported by: Trained Spotter
Coordinates: 42.198, -74.966 (the zone’s center; the record gives no point)

Snow accumulated 9 to 27 inches.

Winter Weather, Chenango

When: January 31, 10:00 PM EST to 11:59 PM EST
Where: Chenango forecast zone
Reported by: Trained Spotter
Coordinates: 42.494, -75.612 (the zone’s center; the record gives no point)

Snow accumulated 8 to 16 inches.

Winter Weather, Cortland

When: January 31, 10:00 PM EST to 11:59 PM EST
Where: Cortland forecast zone
Reported by: Trained Spotter
Coordinates: 42.595, -76.070 (the zone’s center; the record gives no point)

Snow accumulated 11 to 22 inches.

Winter Weather, Tompkins

When: January 31, 11:00 PM EST to 11:59 PM EST
Where: Tompkins forecast zone
Reported by: Trained Spotter
Coordinates: 42.452, -76.474 (the zone’s center; the record gives no point)

Snow accumulated 15 to 24 inches.

What these are

Winter Weather: Snow, sleet or freezing rain below warning levels that still caused disruption, damage or casualties.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in New York in 2021 Every state in 2021 This day in weather history Warnings in New York, January 2021

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 940482, 940483, 940491, 940493, 940494, 940495, 940496, 940497, 940498.