The visitation takes place from 11 a.m. to 6 p.m. at Texas Southern University located at Granville Sawyer Auditorium, 3100 Cleburne Street. Preston's family said the public is welcome to say a final goodbye to the fallen officer.
Preston will be laid to rest on Friday.
A viewing and service for the 41-year veteran of the department are scheduled on Oct. 29 at Grace Community Church, which is located on the Gulf Freeway between Dixie Farm Road and Beltway 8.
The viewing will take place at 8 a.m., with the service starting at 11 a.m.
The plans were confirmed to ABC13 by Preston's fiancée Flenda Whitney, who spoke exclusively to Eyewitness News about the longtime law enforcement officer's life.
In addition, HPD Chief Art Acevedo will hold a city-wide procession on Saturday, Oct. 31, to give Houstonians a final goodbye to Preston. From Houston, the procession will move on to east Texas where he grew up for his burial.
SEE ALSO: Fiancee of fallen HPD sergeant speaks exclusively with ABC13
Last Friday, Preston's body was escorted to Lockwood Funeral Home in north Houston. On the way, members of the Houston Fire Department, who remain in mourning over the death of arson investigator Lemuel "DJ" Bruce, staged themselves on overpasses to salute the procession.
Houston Mayor Sylvester Turner has asked that the city of Houston lift up his family in prayer, including his 23-year-old daughter.
- 1 HPD sergeant killed, 1 officer wounded in shooting at apartment complex in SW Houston
- Fallen HPD Sgt. Harold Preston was about to retire this year
Follow Miya Shay on Facebook, Twitter and Instagram.