Oslo town regularly getting washed out in the near future (4)

I believe the answer is:

soon

I'm a little stuck... Click here to teach me more about this clue!

'in the near future' is the definition.
(I've seen this in another clue)

'oslo town regularly' is the wordplay.
'regularly' indicates alternate letters (regularly take one letter, leave next etc.).
'oslo'+'town'='oslotown'
The alternating letters of 'oslotown' are 'SOON'.

'getting washed out' is the link.
I am not very happy about this link. Some or all of it may be part of another bit of the clue.

Can you help me to learn more?

(Other definitions for soon that I've seen before include "Presently" , "Willingly" , "in a minute" , "In the near future" , "In a little while" .)

I've seen this clue in The Hindu.

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