Rear Admiral Mewbourne was raised in Ormond Beach, Florida. He graduated in 1982 from the United States Naval Academy and was designated a naval flight officer in December 1983. He later earned his master’s degree in Business Administration from Colorado State University. He is an honor graduate of the United States Naval Test Pilot School and completed the Navy’s Nuclear Power Program, Air Command and Staff College, Joint Forces Staff College, and numerous executive educational courses.
In March 2014, Mewbourne assumed command of Carrier Strike Group 11, comprised of USS Nimitz (CVN 68), Carrier Air Wing 11 (CVW-11), USS Princeton (CG 59), and the surface combatants of Destroyer Squadron 23. His other command tours include: Electronic Attack Squadron (VAQ) 139 embarked in USS Abraham Lincoln (CVN 72), USS Nashville (LPD 13), USS Dwight D. Eisenhower (CVN 69), USS Enterprise (CVN 65), USS Harry S. Truman (CVN 75), and Naval Service Training Command.
At sea, Mewbourne completed sea assignments flying the A-6E Intruder aircraft in Attack Squadron (VA) 34 embarked in USS America (CV 66); VA-75 embarked in USS John F. Kennedy (CV 67); Carrier Air Wing (CVW) 3 embarked in Eisenhower; and as the executive officer of VA-196 embarked on USS Carl Vinson (CVN 70). After transitioning to the EA-6B Prowler aircraft, he served as the executive officer of VAQ-139 embarked in Lincoln. He also served as the executive officer in USS George Washington (CVN 73).
Ashore, Mewbourne served as a flight instructor in VA-42, the East Coast A-6E Fleet Replacement Squadron, and project officer at the Strike Aircraft Test Directorate. Later, he served as military assistant and trip coordinator for the secretary and deputy secretary of Defense; chief of staff for Navy Cyber Forces; and on the staff of Commander, Naval Air Force Atlantic.
Mewbourne’s awards and decorations include the Defense Superior Service Medal, Legion of Merit (five awards), Meritorious Service Medal (five awards), Air Medal with Combat "V", Strike/Flight Air Medal (two awards), and various other personal and unit awards and campaign medals. While at the Naval Academy, he received the Carl Vinson Leadership Award. Upon completion of initial flight training in the A-6E Intruder aircraft at VA-42 in 1985, he was selected as the Replacement Bombardier/Navigator of the Year. Two years later, he was selected as the East Coast A-6 community’s Junior Intruder of the Year. In August 2012, he was awarded the Truman Foundation Leadership Award for inspirational leadership.
Mewbourne has deployed supporting Operations El Dorado Canyon, Provide Comfort, Deny Flight, Southern Watch, Iraqi Freedom, New Dawn, Enduring Freedom, and the 2006 Lebanon War. He has accumulated over 3,500 total flight hours in 47 various type aircraft and over 1,000 arrested landings on 13 carrier decks.