- Air temperature too low (avg 0.2 °C)
- Air temperature too low (avg 2.1 °C)
- Air temperature too low (avg 1.3 °C)
- Air temperature too low (avg 3.2 °C)
- Moderate wind – experience required (avg 7.0 m/s)
- Air temperature too low (avg -2.5 °C)
- Air temperature too low (avg -5.2 °C)