- Air temperature too low (avg -0.6 °C)
- Air temperature too low (avg 1.0 °C)
- Air temperature too low (avg 3.5 °C)
- Air temperature too low (avg 3.2 °C)
- Moderate wind – experience required (avg 5.0 m/s)
- Air temperature too low (avg -1.4 °C)
- Air temperature too low (avg -6.4 °C)