- Air temperature too low (avg -0.9 °C)
- Air temperature too low (avg 0.5 °C)
- Air temperature too low (avg 3.0 °C)
- Air temperature too low (avg 2.8 °C)
- Moderate wind – experience required (avg 5.0 m/s)
- Air temperature too low (avg -1.8 °C)
- Air temperature too low (avg -7.1 °C)