It's been confirmed that Dorchester Prison is to close and discussions are underway to end the lease at Dartmoor Prison.
Elsewhere, Portland's Verne Prison will be turned into an immigration detention centre.
The former Victorian military barracks, transformed into a jail more than 60 years ago, will become a Home Office immigration unit housing people waiting to be removed from the UK.
Duncan Sleightholme reports:
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A combination of cloud, sunshine and showers. Temperatures rising to 19 C but heavy showers - some of them thundery - are likely later.
As the country prepares to mark the centenary of the Battle of Jutland, we speak to the grandson of one of the veterans of the conflict
Friday will start with a mix of cloud, sunny spells and showers but those showers will become heavy later with temperatures hitting 19 C