Weather Glossary - Z
Large-scale atmospheric flow in which the east-west component (i.e., latitudinal) is dominant. The accompanying meridional (north-south) component often is weaker than normal. Compare with meridional flow. Weather systems tend to move past quickly in a zonal flow regime.
Greenwich Mean Time (GMT). Centred on zero degrees longitude. For scientific purposes this time zone is also known as Universal Time (UTC). All meteorological observations worldwide are reported using this time (for ease of comparison and computation). This timezone is commonly suffixed with 'Z'.
The community of Borroloola has been physically split in half after heavy rainfall and flooding caused by ex-Tropical Cyclone Alfred partly collapsed a bridge.
Victoria told national energy operator 'under no circumstances' could it cut power during NSW heatwave
The Victorian Government has told the national energy operator "under no circumstances" could it cut power to regional centres in order to keep .
Tropical Cyclone Alfred has weakened to a tropical low as it nears landfall on the Gulf of Carpentaria's southern coast, but the Bureau of Meteorology warned the weather system remained powerful.