In Nova Scotia, most of the province will be getting 20 to 30 centimetres of snow, with Cumberland County and the Minas Shore expected to get walloped with 35 to 45 centimetres of snow.
The province’s transportation department says blowing snow is causing poor visibility on the roads.
The snow is expected to turn to rain beginning at noon for parts of Nova Scotia along the Atlantic coast. Up to 25 millimetres of rain is expected and there could be some localized flooding as a result.
In New Brunswick, snow is expected across the province, with between 20 and 40 centimetres for Saint John, and 10 centimetres for northern New Brunswick.
P.E.I. could get between 30 and 40 centimetres of snow.
High winds reaching up to 110 km/h are also expected for the region.
The arrivals and departures boards at airports across the region are filling up with cancellations.
At Halifax Stanfield International Airport, at least 35 flights have been cancelled. At Greater Moncton International Airport, most of the arriving flights are cancelled, with the first non-cancelled flight expected to get in at 4:27 p.m. Sunday.
It's a similar situation at the Charlottetown Airport, where incoming flights are mostly cancelled, although a 4:40 p.m. flight from Halifax is expected to make the trek.
On the ground, Moncton has cancelled the city’s bus service for the day. In Halifax, transit service is suspended until further notice. Maritime Bus is warning of delays and possible cancellations.
Bay Ferries has cancelled all of the day’s crossings between Digby, N.S., and Saint John. Marine Atlantic has done the same for the crossing between North Sydney, N.S., and Port aux Basques, Nfld.
The Confederation Bridge could see travel restrictions implemented due to high winds.