- Air temperature too low (avg 0.1 °C)
- Air temperature too low (avg 0.3 °C)
- Air temperature too low (avg 2.8 °C)
- Air temperature too low (avg 5.3 °C)
- Moderate wind – experience required (avg 5.3 m/s)
- Air temperature too low (avg 4.5 °C)
- Air temperature too low (avg -5.2 °C)