- Air temperature too low (avg -1.0 °C)
- Air temperature too low (avg -1.9 °C)
- Air temperature too low (avg 0.0 °C)
- Air temperature too low (avg 1.7 °C)
- Moderate wind – experience required (avg 6.1 m/s)
- Air temperature too low (avg 1.4 °C)
- Air temperature too low (avg -7.2 °C)