- Air temperature too low (avg 1.0 °C)
- Air temperature too low (avg 2.0 °C)
- Air temperature too low (avg -0.4 °C)
- Air temperature too low (avg -2.2 °C)
- Moderate wind – experience required (avg 5.8 m/s)
- Air temperature too low (avg -1.0 °C)
- Air temperature too low (avg -4.7 °C)