Lewis Hamilton will end his 14-year association with McLaren at the end of the season and switch to Mercedes.
The 27-year-old driver will reportedly sign a three-year deal worth £15 million a year.
According to reports today in several British newspapers, an announcement could come later on Friday.
Hamilton's contract negotiations have been a running saga all season.
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Temperatures are predicted to reach a high of 23C.
Hunt accused companies of "turning a blind eye" to a generation of children "exposed to harmful emotional side effects" of social media.
Top temperature 24C/75F.