- Air temperature too low (avg 4.0 °C)
- Air temperature too low (avg -2.3 °C)
- Air temperature too low (avg -0.2 °C)
- Air temperature too low (avg -0.5 °C)
- Air temperature too low (avg -0.7 °C)
- Moderate wind – experience required (avg 5.9 m/s)
- Air temperature too low (avg -3.0 °C)