Possible Clues:

• This hour may be your last.
• Last man in for the Leven?
• By no means the first to be way-out in the heel of this
• Amendment construing judicial powers
• For the last hour there's been a broken heel around the escape
• This hour is the last minute
• For the last hour 16 across could be found in here
• Last man in the outside of the loch
• For the last hour, the loch is in the outside
• Making a 5 down at this hour would be very timely