A new outbreak of cold air will advance over the northeastern United States this week and will accompany the passage of a storm that will form in the southeast. It will affect the system first New Jersey and then New YorkAccording to reports issued by the National Weather Service (NWS). This episode will mark the first significant snowfall of the season in several areas of the tri-state area.
In New Jersey, the NWS office in Philadelphia/Mt. Holly predicted a stable Monday, with clear skies and a short winter break. This scenario will change at night, as a depression will organize in the southeast and move toward the northeast until it reaches the region on Tuesday, with enough moisture to cause heavy rain and snowy areas at the beginning of the event.
A coastal low remains on track to pass south and east of the region on Tuesday, bringing snow and/or a mix of rain and snow across the interior, with rain mainly along the coast. https://t.co/610UeEFm73 pic.twitter.com/u5mdBdKsTo
– NWS New York New York (@NWSNewYorkNY) December 1, 2025
The organization confirmed that the early arrival of rainfall may be in the region’s favor Snow even near the I-95 corridorAlthough it will be a short period before the rain finally changes.
Mountainous areas of northwest New Jersey have the highest probability of significant accumulations, with estimates ranging from three to five inches (seven to twelve centimeters) and a probability of four to eight inches (ten to twenty centimeters) at elevations above 1,500 feet.
Sussex County It remains under a winter storm watch, while areas near I-78 are under a winter weather warning with expected accumulations of up to five inches. Tuesday morning traffic could pose a risk due to the first snowfall of the season. Behind this system, a rapid drop in temperatures can generate ice sheets overnight.
In New York City, the NWS noted that Monday was passing cold air behind a front that had already moved away from the metropolitan area. Maximum temperatures remain between 30°F and 40°F (-1°C and 4°C)While northwesterly winds enhance the feeling of winter. The decisive change will come on Tuesday, when the coastal depression deepens and draws in warm air at lower levels, displacing the initial snow inland.
Boycotts Orange, Rockland, Putnam and West Passaic Subject to warnings for accumulations of 2 to 7 inches (5 to 17 cm), especially at higher elevations. In the city, there will be little or no snow, although wet surfaces can freeze when temperatures drop below 32°F (0°C) overnight.
The NWS also warned that an Arctic front will arrive Thursday and hold steady Temperatures are 10°F to 15°F below normalto. Friday could become one of the coldest days of the year, with maximum temperatures reaching just over 32°F (0°C).
Elsewhere in the state, Albany and the eastern mountain areas will experience more consistent snowfall. Most areas of the Hudson Valley, Catskills and Berkshires will get between three and seven inches. In Buffalo, cold air after the system could bring in lake-effect snow between Thursday and Friday, with an extremely cold scenario across the region.