Winter Storm Watch late Monday night through late Tuesday night

Snapshot of the Snowstorm From Around the Tri-State

Seas Monday of 4 to 6 feet will build to 8 to 12 feet through Tuesday.

The increasing confidence of the severity of the storm was the reason for issuing the winter storm warning, Rosa said.

Snowfall will become heavier during the daytime hours on Tuesday. The rest of the week is expected to remain cold, with highs in the mid-30s. The service says the snow will wind down by Tuesday night with scattered snow showers continuing into Wednesday.

The winter storm bearing down on the North Fork Tuesday may switch over to rain for brief periods tomorrow afternoon, causing the National Weather Service to cancel the blizzard watch.

Low pressure will track through the Ohio Valley on Monday with widespread snow developing from west to east across the area into Monday night. Up to 10 inches could fall in Washington, D.C.

Boston also could get 12 to 18 inches, with isolated amounts of up to 2 feet across northeastern MA. "We're preparing for a significant storm on Tuesday, and New Yorkers should also prepare for snow and unsafe road conditions", de Blasio said. Whiteout, near blizzard conditions will make travel extremely unsafe and even impossible at times during the afternoon and early evening.

Des Moines could see another 1 to 2 inches of snowfall Monday morning, while the heavier snowfall in northern Iowa should subside, according to the National Weather Service.

Gusts of wind will blow up to 25 m.p.h., and travel will be very unsafe, according to the National Weather Service, which recommends only traveling in an emergency and keeping a flashlight, food and water inside the vehicle.

Those factor could make many local roads "impassable", according to the service. Northeast 10 to 20 miles per hour with gusts up to 40 miles per hour.

Similar conditions are expected on the Chesapeake Bay, with higher gusts to 50 knots, rain and some snow.

Those blizzard conditions are possible in southern Rhode Island and coastal MA from Boston to Plymouth.



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