Whilst working for Worldwide Television News in London, Sain was asked to work with the Met Office on documentaries about the weather. She then screen tested for the ITV Weather in 1990 and beat 200 people to the job. Sian Lloyd also won the Television and Radio Industries Club (TRIC) award for the best TV weather presenter in 2005 and 2007. For a time, she additionally presented ITV News London weather forecasts. In February 2014 she left ITV to “pursue new opportunities”.
Proud of being Welsh, Sian Lloyd set up SWS (meaning “kiss”, and standing for “Social, Welsh and Sexy”), a Welsh networking club, in partnership with entertainer Stifyn Parri in the Groucho Club. Bryn Terfel and Siân Phillips are now patrons.
In 2007, Sian Lloyd won the UK Rear of the Year competition, making her the oldest woman to win the title. She also starred as the ‘hidden’ celebrity in an episode of the CBBC show Hider in the House. Sian Lloyd also helped support Sense-National Deafblind and Rubella Association, and in 2007 attended the launch of the Fill in the Gaps campaign.
In March 2008, Sian Lloyd published an autobiography, entitled A Funny Kind of Love.
In Spring 2010, Sian Lloyd presented the first series of Wedding TV’s ‘The Great Cake Bake’.
Sian Lloyd appeared in ITV’s reality television show I’m a Celebrity… Get Me out of Here!, but was the shock first celebrity to be eliminated by the public vote. She also took part in a celebrity version of TV show Total Wipeout which aired on 18 September 2010.