Loyd C. Sigmon (May 6, 1909 – June 2, 2004) was an American radio broadcaster, best known as the creator and namesake of Sig Alert.

Early life

Sigmon was born in

Stigler, Oklahoma Stigler is a city in and the county seat of Haskell County, Oklahoma. The population was 2,685 at the time of the 2010 census, down from 2,731 recorded in 2000. History At the time of its founding, Newman, later Stigler, was located in Sans Bo ...

to a

cattle Cattle (''Bos taurus'') are large, domesticated, bovid ungulates widely kept as livestock. They are prominent modern members of the subfamily Bovinae and the most widespread species of the genus '' Bos''. Mature female cattle are calle ...

ranch A ranch (from /Mexican Spanish) is an area of landscape, land, including various structures, given primarily to ranching, the practice of raising grazing livestock such as cattle and sheep. It is a subtype of farm. These terms are most often ap ...

ing family. He soon became interested in

radio Radio is the technology of communicating using radio waves. Radio waves are electromagnetic waves of frequency between 3 hertz (Hz) and 300 gigahertz (GHz). They are generated by an electronic device called a transmitter connec ...

, earning his amateur ("ham") radio license at age 14. His broadcasting career began in 1932 at the Boston Short Wave and Television Laboratories. In 1941 he was hired as an engineer for MacMillan Petroleum Company's flagship radio station,

KMPC KMPC (1540 AM, "Radio Korea", 라디오코리아) is a commercial radio station in Los Angeles, California. It is owned by P&Y Broadcasting Corporation. Radio Korea is a division of the Radio Korea Media Group. The station airs Korean lan ...

, in

Los Angeles, California Los Angeles, often referred to by its initials L.A., is the List of municipalities in California, most populous city in the U.S. state of California, and the commercial, Financial District, Los Angeles, financial, and Culture of Los Angeles, ...

. That job was interrupted by

World War II World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...

; he served in the

United States Army The United States Army (USA) is the primary Land warfare, land service branch of the United States Department of Defense. It is designated as the Army of the United States in the United States Constitution.Article II, section 2, clause 1 of th ...

Signal Corps A signal corps is a military branch, responsible for military communications (''signals''). Many countries maintain a signal corps, which is typically subordinate to a country's army. Military communication usually consists of radio, telephone, ...

General A general officer is an Officer (armed forces), officer of high rank in the army, armies, and in some nations' air force, air and space forces, marines or naval infantry. In some usages, the term "general officer" refers to a rank above colone ...

Dwight D. Eisenhower Dwight David "Ike" Eisenhower (born David Dwight Eisenhower; October 14, 1890 – March 28, 1969) was the 34th president of the United States, serving from 1953 to 1961. During World War II, he was Supreme Commander of the Allied Expeditionar ...

's staff.

Career

Sigmon resumed his job in Los Angeles after the war, rising to the position of

Executive Vice President A vice president or vice-president, also director in British English, is an officer in government or business who is below the president (chief executive officer) in rank. It can also refer to executive vice presidents, signifying that the vi ...

with

Gene Autry Orvon Grover "Gene" Autry (September 29, 1907 – October 2, 1998), nicknamed the Singing Cowboy, was an American actor, musician, singer, composer, rodeo performer, and baseball team owner, who largely gained fame by singing in a Crooner ...

Golden West Broadcasters Golden West Broadcasters was an umbrella investment company founded and co-owned by late actor/singer Gene Autry (1907–1998) and late two-time All-American and former Detroit Lions tackle Bob Reynolds (1914–1997). Headquartered in Hollywoo ...

, which owned eight radio and two television stations on the west coast, including KMPC. In 1955, Sigmon invented a specialized radio and tape recorder that the

Los Angeles Police Department The City of Los Angeles Police Department, commonly referred to as Los Angeles Police Department (LAPD), is the primary law enforcement agency of Los Angeles, California, United States. With 8,832 officers and 3,000 civilian staff, it is the th ...

used to alert radio stations throughout the city to traffic conditions and emergencies. The messages were referred to as "Sigmon traffic alerts," a phrase quickly shortened to " Sig Alert." The system, now employed throughout

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

, has been copied in numerous other areas. For this,

Bill Keene Bill Keene (1927 – April 5, 2000) was a television and radio personality who became famous in the Los Angeles, California, market as a traffic and weather announcer. He was particularly known for his colorful, humorous traffic reports which inc ...

called him the "father of L.A. traffic reporting". Loyd Sigmon received recognition and honors from local and state government agencies, the

National Safety Council The National Safety Council (NSC) is a 501(c)(3) nonprofit, public service organization promoting health and safety in the United States. Headquartered in Itasca, Illinois, NSC is a member organization, founded in 1913 and granted a congress ...

, and broadcasting and radio organizations. In 1998, when the

California Department of Transportation The California Department of Transportation (Caltrans) is an Executive (government), executive department of the U.S. state of California. The department is part of the Government of California#State agencies, cabinet-level California State Tran ...

(Caltrans) and the

California Highway Patrol The California Highway Patrol (CHP) is the principal state police agency for the U.S. state of California. The CHP has primary jurisdiction, including patrol and Criminal investigation, investigations, over all California Controlled-access highw ...

opened their Freeway Traffic Center in Los Angeles, Sigmon attended as their special Guest of Honor. He was quoted in the ''

Los Angeles Times The ''Los Angeles Times'' is an American Newspaper#Daily, daily newspaper that began publishing in Los Angeles, California, in 1881. Based in the Greater Los Angeles city of El Segundo, California, El Segundo since 2018, it is the List of new ...

'' as saying, "I ran a multimillion-dollar corporation, but it's the Sig Alert that people remember me for."

Personal life

Sigmon and his wife Patricia "Pat" Lee had a home in

Palm Springs, California Palm Springs (Cahuilla language, Cahuilla: ''Séc-he'') is a desert resort city in Riverside County, California, United States, within the Colorado Desert's Coachella Valley. The city covers approximately , making it the largest city in Rivers ...

in the late 1950s. Sigmon kept his amateur radio license, W6LQ, current even after retiring to

Oklahoma Oklahoma ( ; Choctaw language, Choctaw: , ) is a landlocked U.S. state, state in the South Central United States, South Central region of the United States. It borders Texas to the south and west, Kansas to the north, Missouri to the northea ...

. Sigmon died in an assisted living facility in

Bartlesville, Oklahoma Bartlesville is a city mostly in Washington County and Osage County, Oklahoma. The population was 37,290 at the 2020 census. Bartlesville is north of Tulsa and south of the Kansas border. It is the county seat of Washington County. The Cane ...

after suffering from

Parkinson's disease Parkinson's disease (PD), or simply Parkinson's, is a neurodegenerative disease primarily of the central nervous system, affecting both motor system, motor and non-motor systems. Symptoms typically develop gradually and non-motor issues become ...

References

{{DEFAULTSORT:Sigmon, Loyd C. 1909 births 2004 deaths People from Stigler, Oklahoma Amateur radio people Neurological disease deaths in Oklahoma Deaths from Parkinson's disease in the United States