- Air temperature too low (avg 7.0 °C)
- Air temperature too low (avg 4.8 °C)
- Air temperature too low (avg 0.7 °C)
- Air temperature too low (avg 2.4 °C)
- Air temperature too low (avg 0.6 °C)
- Moderate wind – experience required (avg 5.7 m/s)
- Air temperature too low (avg -2.0 °C)