- Air temperature too low (avg 1.0 °C)
- Air temperature too low (avg -0.0 °C)
- Air temperature too low (avg -5.4 °C)
- Air temperature too low (avg -4.7 °C)
- Air temperature too low (avg -0.5 °C)
- Moderate wind – experience required (avg 5.0 m/s)
- Air temperature too low (avg -4.0 °C)