RAF Lossiemouth fighter jets are on standby ahead of a parliamentary vote on military action in Syria.
The cabinet-backed motion not only authorises air strikes in Syria but also sets out plans to pursue a political solution to the Middle Eastern nation’s four-year civil war and rules out the deployment of UK ground combat troops.
Six Typhoons stationed in Moray are training, ready to fly out to RAF Akrotiri in Cyprus if MPs vote in favour of air strikes against Islamic State.
They would be joined by Tornado jets based at RAF Marham in Norfolk, MoD sources say.
Mr Cameron is expected to win a clear majority for military action after Labour leader Jeremy Corbyn announced he would allow his MPs a free vote on the matter.
At least 50 Labour MPs are expected to join the Conservatives and Ulster Unionists in backing the strikes.
There is “no shortage” of countries bombing Islamic State in Syria, Angus Robertson said, as he sought to make the case against expanding UK military action.
Speaking on an amendment signed by more than 100 MPs from six parties – including Tories and Labour – the SNP’s leader in Westminster said his party does “share the concerns of everybody else” about the terrorist threat posed by Daesh.