A snowstorm is coming, but its impacts to the East Coast still remain highly uncertain just a few days before the event.

As millions of Americans hunker down for the winter storm, at least 23 states and Washington, D.C., have declared states of emergency.

Columbia will soon be done with above-average temperatures. Next week, sub-freezing conditions are coming back to town.

An intense cyclone crossing the northern U.S. is expected to dump heavy snow across the upper Plains and Great Lakes regions over the coming days, likely causing traffic and flight delays as millions of Americans travel for the Thanksgiving holiday.

CLEVELAND — The Thanksgiving travel rush begins this week. It is important for air travelers in Cleveland and across the country to pay attention to national weather patterns, not just their local forecast. Air travel is interconnected, meaning a single ...

As a result, the National Weather Service forecast office in Honolulu has extended the high surf advisory until 6 p.m. Tuesday (Feb. 17) for the eastern shores of the North Kohala, Hāmākua, North and South Hilo, Puna and Kaʻū districts.

National Weather Service officials are eyeing the threat of potential snow this weekend, including for the Hagerstown region.

Bill Deger, a senior meteorologist with AccuWeather, believes the city will likely see 1-3 inches of accumulation; 3-6 inches is possible for those in eastern Long Island. He forecasts snow will begin falling on the five boroughs Sunday morning before picking up in the evening hours and continuing into Monday morning.