- Air temperature too low (avg 7.5 °C)
- Strong wind – dangerous (avg 8.0 m/s)
- Air temperature too low (avg 9.2 °C)
- Strong wind – dangerous (avg 8.5 m/s)
- Air temperature too low (avg 4.3 °C)
- Air temperature too low (avg 3.7 °C)
- Moderate wind – experience required (avg 5.1 m/s)
- Air temperature too low (avg 6.2 °C)
- Air temperature too low (avg 5.0 °C)