Skaffen-Amtiskaw's sensors pick up both a subtle shift in the current and some kind of large mass moving a short distance away. One of its effector reaches out and touches Dirk's shoulder, which will feel not dissimilar to a human hand.

Three o'clock, it says. Movement. Can't tell yet if it's a living being or not but... ah yes, whatever it is, it does seem to be coming this way.