A Stevenson screen ( a vented box ) housed instruments such as a thermometer for measuring temperature, barometer for measuring barometric pressure and hygrometer for measuring humidity.
12.
To the north of the Stevenson Screen are the remains of other meteorological devices which consist of a concrete strip with various pipes cut off at ground level sunk into it.
13.
Pennyghael has a weather observation station which is equipped with Simple Auroral Magnetometer, thermometer and hygrometer which are enclosed in a small Stevenson Screen and fixed on the wall of the observatory building here.
14.
:: Actually a Stevenson screen is specifically designed NOT to provide any wind chill protection ( not that the term'wind chill'has any good definition when not relating to clothed humans ).
15.
Several meteorological devices are visible around the site including a Stevenson Screen to the north-east of the observatory building which consists of a small louvred timber enclosure set on a steel frame approximately 1.2 metre high.
16.
Its purpose-built observatory building and surviving open-air meteorological apparatus including deep earth temperature pits, Stevenson Screen and other meteorological devices provide rare surviving evidence of the early practice of long-range weather forecasting, an uncommon aspect of Queensland's cultural heritage.
