UPDATE, Sunday, Oct. 28, 3:15 p.m.

UPDATE, Sunday, Oct. 28, 3:15 p.m.

On Sunday, Oct. 28 at 3:15 p.m., these are the latest updates:

Students who have not yet registered their plans/locations for the hurricane should do so immediately. Go here.

Horrmann Library closes today at 5 p.m.

The Staten Island Ferry is shutting down service at 8 p.m. for the duration of the storm.

New Jersey Transit will begin shutting down at 4 p.m.

New York City has ordered a mandatory evacuation of low-lying coastal neighborhoods. Here's a map of affected areas.

The Port Authority will send alerts when bridges and tunnels close down, including the bridges between New Jersey and Staten Island. Go here to register.

The American Red Cross has a "Hurricane App" for smartphones. Go here for info and downloads.