- Air temperature too low (avg 4.1 °C)
- Air temperature too low (avg -1.7 °C)
- Air temperature too low (avg 0.1 °C)
- Air temperature too low (avg 1.0 °C)
- Air temperature too low (avg 0.7 °C)
- Moderate wind – experience required (avg 5.5 m/s)
- Air temperature too low (avg -2.1 °C)