- Air temperature too low (avg 1.4 °C)
- Air temperature too low (avg -2.4 °C)
- Air temperature too low (avg -2.0 °C)
- Air temperature too low (avg -1.2 °C)
- Air temperature too low (avg 3.7 °C)
- Moderate wind – experience required (avg 5.0 m/s)
- Air temperature too low (avg -4.4 °C)