- Air temperature too low (avg 7.7 °C)
- Air temperature too low (avg 1.6 °C)
- Air temperature too low (avg 0.3 °C)
- Air temperature too low (avg 2.0 °C)
- Air temperature too low (avg 6.6 °C)
- Moderate wind – experience required (avg 6.3 m/s)
- Air temperature too low (avg 1.0 °C)