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Sarah Dorothy Keith-Lucas (born 12 February 1982) is an English meteorologist and BBC weather presenter.
Keith-Lucas was born in Hastings, East Sussex in 1982. She is the daughter of Christopher Leslie Keith-Lucas (born 1949) and Claire Forrester. Her middle name comes from her grandmother Dorothy de Bauduy Robertson, who was killed in a road accident in 1979; Dorothy's husband was David Keith-Lucas, who was an aerodynamicist in Kent during World War II and president, from 1968 to 1969, of the Royal Aeronautical Society. Keith-Lucas has an older brother. Her mother stood for the SDP Alliance in May 1987 for the Northiam seat [1] but lost to Conservatives. [2]
For part of her education Keith-Lucas attended Cranbrook School, Kent, [3] a co-educational state grammar school. She took her GCSEs at Robertsbridge Community College. [4]
She studied geography at Durham University (Collingwood College).
Keith-Lucas joined the Met Office in 2007 and started presenting the weather for BBC Weather in 2008. She has done the five-day weather on the BBC One series Countryfile . She also presents occasional weather-based documentaries on the BBC News and BBC World News channels Climate Check, [5] and Weather World, [6] which she co-presents with Nick Miller.
Keith-Lucas won an episode of Celebrity Mastermind that aired on 4 March 2023; her specialist subject was the 1986 film Labyrinth . [7]
Keith-Lucas presented Heatwaves: The New Normal? a programme about the increasing frequency of heatwaves in the UK. It was first shown on the BBC News channel in June 2025 and on BBC2 in July 2025. [8] [9]