Coastal Stratus, Rising Terrain and a Passenger Who Needs to Be There
You hold a CPL with no instrument rating and are flying a Cessna 172 VFR from Kerikeri to Ardmore with one passenger who has an afternoon meeting. The forecast was fine, but the coastal stratus is lower than expected: cloud base has dropped from 1,500 ft to about 900 ft and visibility from 6 km to 3 km in drizzle. You are 25 nm south of Whangarei, 40 minutes from Ardmore, with 1 h 50 min of fuel, 40 minutes of which is reserve. The terrain ahead rises to 1,400 ft, and there is no radar coverage at your altitude. Whangarei is 15 minutes behind you with a 1,200 ft ceiling.
1. Set out your options and make a decision, with the reasoning that supports it.
Read the worked answer
Options: continue south at low level; divert to Whangarei; return to Kerikeri; or request special VFR into Ardmore. Continuing is the worst option: a 900 ft ceiling over terrain rising to 1,400 ft leaves no safe margin, visibility of 3 km in drizzle is marginal, there is no radar coverage, and the pilot has no instrument rating to escape if the cloud lowers further. Special VFR is unlikely to be available in this weather and would still leave the terrain problem.
The decision is to turn back and land at Whangarei. A 1,200 ft ceiling there gives a workable margin, and 15 minutes back is well within fuel. Turning early preserves options; pressing on for another 10 minutes may leave the aircraft committed between rising terrain and a lowering ceiling. The passenger's meeting is irrelevant to the safety case and should not enter the decision. The 40-minute reserve is legal but must not be consumed by indecision.
2. Which hazardous attitudes are at work here, and what antidotes would you apply before and during the flight?
Read the worked answer
The dominant one is 'get-there-itis' or press-on-itis: the passenger's meeting and the investment already made in the flight create a pull towards continuing. There may also be a touch of 'macho' ('I know this coast, I can duck under it') and 'invulnerability' ('it's only drizzle'). These are exactly the attitudes that produce VFR-into-IMC accidents.
Antidotes applied before flight: set personal minima for cloud base, visibility and terrain clearance, and brief them with the passenger. Use the question 'Is this flight worth the risk, and what will I do if the weather is worse than forecast?' Identify diversion aerodromes before departure - Whangarei and Kerikeri here. During flight, compare actual conditions with the forecast at fixed checkpoints and act on the first breach, not the third. Brief the passenger that a diversion may occur, which removes the social pressure to continue. It also helps to say the decision out loud: 'The weather is below my minima; we are diverting.'
3. If the aircraft entered cloud despite your decision, what would you do, and why?
Read the worked answer
The priority is to establish instrument control before anything else. Attitude first: wings level, then a gentle climb or level flight as terrain dictates, with smooth power changes. Do not descend - the terrain rises to 1,400 ft. Then a 180° turn back towards the coast and the known clearer area, using a standard-rate turn and timed or heading-referenced through the turn. Rely on the instruments; the inner ear will be unreliable and spatial disorientation is the immediate danger.
Call ATC on the appropriate frequency, declare an emergency, squawk 7700 if able, and state position, altitude and intentions. Use the GPS moving map for terrain awareness and to track the turn. If a safe climb to a minimum safe altitude is possible, do it; if not, hold the last known safe heading and altitude. The 180° turn is the standard escape because it returns to the environment just left, but it must be flown on instruments, not by feel.