- Air temperature too low (avg -0.1 °C)
- Air temperature too low (avg -0.4 °C)
- Air temperature too low (avg 2.5 °C)
- Air temperature too low (avg 9.1 °C)
- Moderate wind – experience required (avg 7.0 m/s)
- Air temperature too low (avg 1.3 °C)
- Air temperature too low (avg -2.3 °C)