MORE: Family and friends honor Bush 41 at private service
The U.S. Coast Guard Base in Alameda conducted the salute starting a noon Thursday, honoring the burial of the 41st president of the United States.
A 21-gun salute is always fired at noon on the day of the funeral of a President.
It's one of many moving tributes across California and the U.S. for Mr. Bush.
For more stories and videos about former Pres. George H.W. Bush, visit this page.
PHOTOS: George HW Bush Texas funeral
George P. Bush touches the flag-draped casket after giving a eulogy during a funeral for former President George H.W. Bush at St. Martin's Episcopal Church Thursday, Dec. 6, 2018.none
Former President George W. Bush leaves St. Martin's Episcopal Church in Houston after the funeral service for his father, former President George H.W. Bush.none
Granddaughters Nancy Ellis LeBlond Sosa, left, and Georgia Grace Koch read scripture during a funeral for former President George H.W. Bush at St. Martin's Episcopal Church.none
The flag-draped casket of former President George H.W. Bush is carried by a joint services military honor guard Thursday, Dec. 6, 2018, in Spring, Texas.none
Former President George W. Bush and wife, Laura Bush, former Florida Gov. Jeb Bush, and wife Columba, and Neil Bush, right, and wife Maria, after the funeral for their father.none
Former President George W. Bush talks with Neil Bush and his wife Maria, front, after a funeral service for former President George H.W. Bush at St. Martin's Episcopal Church.none
The choir listens during a funeral service for former President George H.W. Bush at St. Martin's Episcopal Church Thursday, Dec. 6, 2018.none
Former President George W. Bush and Laura Bush talk with Neil Bush and his wife Maria, right, after a funeral service for former President George H.W. Bush.none
Reba McEntire sings "The Lord's Prayer" during a funeral service for former President George H.W. Bush at St. Martin's Episcopal Church Thursday, Dec. 6, 2018, in Houston.none
James Baker greets family members as he arrives at a funeral for former President George H.W. Bush at St. Martin's Episcopal Church Thursday, Dec. 6, 2018.none
Granddaughters Nancy Ellis LeBlond Sosa, left, and Georgia Grace Koch read scripture during a funeral service for former President George H.W. Bush.none
Nancy Ellis LeBlond Sosa, left, and Georgia Grace Koch read scripture during a funeral service for former President George H.W. Bush at St. Martin's Episcopal Church Thursday.none
The Oak Ridge Boys sing "Amazing Grace" during a funeral service for former President George H.W. Bush at St. Martins Episcopal Church on December 6, 2018.none
Rev. Russell J. Levenson Jr., gives the homily during a funeral service for former President George H.W. Bush at St. Martin’s Episcopal Church.none
George P. Bush walks past the casket of former President George H.W. Bush after giving a eulogy at St. Martin's Episcopal Church.none
George P. Bush gives a eulogy during the funeral for former President George H.W. Bush at St. Martin's Episcopal Church, Thursday, Dec. 6, 2018, in Houston.none
Elizabeth Dwen Andrews reads scripture during a funeral service for former President George H.W. Bush at St. Martin's Episcopal Church Thursday, Dec. 6, 2018.none
Granddaughter Barbara Pierce Bush reads scripture during a funeral service for former President George H.W. Bush at St. Martins Episcopal Church on December 6, 2018 in Houston.none
Former President George W. Bush embraces former Secretary of State James Baker, right, after he gave a eulogy during the funeral for former President George H.W. Bush.none
The flag-draped casket of former President George H.W. Bush is carried by a joint services military honor guard into St. Martin's Episcopal Church in Houston on Dec. 6, 2018.none
Members of the Oak Ridge Boys arrive for a funeral service for former President George H.W. Bush at St. Martin's Episcopal Church Thursday, Dec. 6, 2018, in Houston.none
Reba McEntire arrives for a funeral service for former President George H.W. Bush at St. Martin's Episcopal Church Thursday, Dec. 6, 2018, in Houston.none
Former President George W. Bush arrives for a funeral service for former President George H.W. Bush at St. Martin's Episcopal Church Thursday, Dec. 6, 2018, in Houston.none
Family and friends attend a funeral service for former President George H.W. Bush at St. Martin's Episcopal Church Thursday, Dec. 6, 2018, in Houston.none
Former California Gov. Arnold Schwarzenegger arrives at a funeral for former President George H.W. Bush at St. Martin's Episcopal Church Thursday, Dec. 6, 2018, in Houston.none
Guests arrive at St. Martin's Episcopal Church for the State Funeral for former President George H.W. Bush Thursday, Dec. 6, 2018, in Houston.none
Houston Texans' J. J. Watt arrives at a funeral for former President George H.W. Bush at St. Martin's Episcopal Church Thursday, Dec. 6, 2018, in Houston.none
Guests arrive at St. Martin's Episcopal Church for the State Funeral for former President George H.W. Bush Thursday, Dec. 6, 2018, in Houston.none
Workers prepare for a departure ceremony of the casket of former President George H.W. Bush at Union Pacific Westfield auto facility Thursday, Dec. 6, 2018, in Spring.none
Workers prepare for a departure ceremony of the casket of former President George H.W. Bush at Union Pacific Westfield auto facility Thursday, Dec. 6, 2018.none
A police officer walks outside St. Martin's Episcopal Church before the State Funeral for former President George H.W. Bush Thursday, Dec. 6, 2018, in Houston.none