Some parts of Upstate New York have received three feet of snow this week, and there could be two more feet of snow by Friday.
The National Weather Service has issued updated winter storm alerts for the Tug Hill region and Western New York through Friday.
Check out the interactive maps below to see how much snow is expected, and then see the chart detailing how much has already fallen.
Tug Hill
A winter storm warning was updated Wednesday afternoon for Oswego, Jefferson and Lewis counties
Meteorologists forecast 3 to 6 inches on Wednesday afternoon and Wednesday night, with an additional 16 to 22 inches expected Thursday through Friday.
The storm will unfold in several stages. Light snow and gusty winds are expected Wednesday afternoon through evening, followed by snow showers, gusty winds and much colder temperatures as an arctic front moves through the area tonight into Thursday.
Lake effect snows will develop on Thursday off Lake Ontario through Friday. A dangerously cold airmass will arrive on Friday and persist through the weekend.
This interactive map shows the snowfall forecast for New York State from 1 p.m. Jan. 21 to 7 p.m. Jan. 23, according to the National Weather Service. Click or tap a location to see how much snow is expected in that 2-square-mile area. For a color key, click or tap the menu button at the top left of the map.
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Western New York
A winter weather advisory warns parts of Western New to prepare for significant snowfall through Friday.
An advisory remains in effect until 1 p.m. Friday for Northern Erie, Southern Erie, Genesee and Wyoming counties.
Two waves of snow are expected to impact the region. Widespread light to moderate snow will continue Wednesday afternoon into the evening, bringing an additional 1 to 2 inches of accumulation, according to the weather service.
The more significant snowfall will arrive Thursday as lake effect snow develops behind an arctic front. This system is forecast to persist through Friday, with accumulations of 5 to 10 inches expected within the most persistent bands. The weather service said moderate accumulations are anticipated east and northeast of the lake.
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Snowfall so far
Some areas of the Tug Hill have been blanketed by more than three feet of snow, and some Erie County locations have received more than two feet of snow.