| Temperature: | 17.5 degC |
| Pressure: | 869.4 mbar |
| Humidity: | 47 % |
| Wind speed: | 0.0 m/s - 26-m telescope stows at 18 m/s |
| Wind direction: | 61 degrees ENE |
| Precipitable water vapour: | 14.1 mm (est.) |
| Saturation vapour pressure: | 2.001 kPa |
| Ambient vapour pressure: | 0.940 kPa |
| Dew point temperature: | 6.1 degC |