- Air temperature too low (avg 2.2 °C)
- Air temperature too low (avg 0.5 °C)
- Air temperature too low (avg -2.5 °C)
- Air temperature too low (avg -0.8 °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)