- Air temperature too low (avg 7.1 °C)
- Air temperature too low (avg -1.4 °C)
- Air temperature too low (avg 0.5 °C)
- Air temperature too low (avg 3.0 °C)
- Air temperature too low (avg 5.7 °C)
- Moderate wind – experience required (avg 5.0 m/s)
- Air temperature too low (avg 2.4 °C)