The phrase "a prior indication" is correct and usable in written English.
It can be used when referring to a previous sign, signal, or piece of information that suggests or points to something.
Example: "The report was based on a prior indication of market trends that suggested a downturn."
Alternatives: "an earlier signal" or "a previous sign".
She died in her sleep in Mullumbimby, New South Wales, without any prior indication of ill-health.
Manoucher Mottaki was fired while visiting Senegal without any prior indication that his job was under threat.
Sorry for the lack of any prior indication the end was near, but in our experience we've found that highly evolved planetary inhabitants handle this situation better if there's no advance warning.
Currently, the Cl contents of museum objects are unknown, and so objects are placed in environments without any prior indication of how rapidly they might corrode.
The trick is not to give any prior indication as to your preference when you ask the question, so that you can get an unbiased answer!
The school where respected teacher Ann Maguire was stabbed to death had no problems with weapons and received no prior indication of a potential attack, officials and police said today.
The optical map allowed rapid closure of one genome and identified an assembly error in a fully-assembled genome sequence that gave no prior indication of having errors.
While numerous tools exist for variant prioritization within a single genome, the ability to concurrently analyze variants within pedigrees remains a challenge, especially should there be no prior indication of the underlying genetic cause of the disease.
She added: "What kind of world are we living in if the governments of the world think total surveillance is an appropriate thing?" The website gave no prior indication that it might close, and legal experts have said the development is unfortunate.
The driver, who had stayed at the controls (but had little option to move once the accident had started and had no prior indication of derailment), was trapped for about an hour while specialist cutting equipment was used to free him from his cab.
