| Temperature: | 7.5 degC |
| Pressure: | 868.6 mbar |
| Humidity: | 80 % |
| Wind speed: | 0.6 m/s - 26-m telescope stows at 18 m/s |
| Wind direction: | 67 degrees ENE |
| Precipitable water vapour: | 12.8 mm (est.) |
| Saturation vapour pressure: | 1.037 kPa |
| Ambient vapour pressure: | 0.830 kPa |
| Dew point temperature: | 4.3 degC |