A post mortem examination carried out on a man found dead in Moorbridge Road in Maidenhead has proved inconclusive.
Police were called to an address on Sunday where they found the body of a man who had been declared dead by paramedics.
A cause of death has not yet been established and further tests are due to be carried out.
The identity of the man has not been revealed.
A 29-year-old man arrested at the scene on suspicion of murder has been released on bail until March 13 pending further enquiries.
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The Met Office has issued a yellow alert for Windsor and Maidenhead, Slough and Wokingham, warning that rain moving eastwards across the south of the country may turn to snow in some places.