The Macao Meteorological and Geophysical Bureau has its observation station on Grand Taipa Hill, where it has various meteorological instruments to monitor changes in weather conditions. The picture shows the Bureau’s staff members checking a gauge for rainfall acidity.

Meteorological and Geophysical Bureau staff member collects data from an evaporation pan to determine the rate of evaporation.

A staff member collecting data from a pyranometer to measure quantities of direct beam solar radiation and diffuse solar radiation.

This wooden cupboard is designed to protect instruments from radiation and adverse weather, while ensuring sufficient ventilation to prevent the equipment overheating. The types of meteorological instrument housed in such cupboards include thermometers, hygrometers, and thermometers to measure temperature maximums and minimums.

Fly ash is an important indicator of atmospheric quality. A dust counter is used to monitor air pollution.

The Meteorological and Geophysical Bureau is also equipped with seismometers to monitor motion of the ground.

On the rooftop of the Meteorological and Geophysical Bureau headquarters are equipment to monitor outdoor air quality on a 24-hour basis.

Using a particulate matter (PM) sampler, PM2.5 (grey points in the picture) can be isolated from water and other particles, to evaluate air quality.

A daily meeting is held at the Meteorological Monitoring Center in order to analyse comprehensively weather conditions.

Meteorological and Geophysical Bureau staff analyse data for weather report.