Ok, Lalam, Naught and Larik each make a single Average Perception check for your watch, 2 Boost for the Krogan assisting you. Also 1 Boost and 2 Setback for the weather, your harder to find but its also easier to sneak up on you - DDBBBSS.
Also if your stick to the plan of getting up at 3 am then increase the difficulty of your strain recovery checks from Simple to Easy - D