- Air temperature too low (avg 2.0 °C)
- Air temperature too low (avg 5.4 °C)
- Air temperature too low (avg -1.0 °C)
- Air temperature too low (avg 0.1 °C)
- Air temperature too low (avg 2.6 °C)
- Moderate wind – experience required (avg 6.8 m/s)
- Air temperature too low (avg 9.0 °C)