Tampaâs JW Marriott opens Monday; hereâs a first look inside The much-anticipated luxury hotel is a key part of the $3.5 billion Water Street Tampa development. Â Â At right, beyond hanging art inside the JW Marriott Tampa Water Street, sits a floating conference room dubbed the "Skybox" on Dec. 18 in Tampa. [ IVY CEBALLO | Times ] Published Dec. 18, 2020 TAMPA â When it opens on Monday, the JW Marriott Tampa Water Street could usher in a new era of hospitality downtown. âThis is probably going to be a four-star or -diamond,â said Christopher Adkins, the highly anticipated hotelâs director of sales and marketing. âThis will be higher â and much higher, in many ways â than the Marriott.â