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'.
Heatwave conditions have scorched southern Queensland today for a second time in just over a week, with paramedics preparing for another spike in heat-related cases.
Authorities are growing frustrated with people continuing to drive across fast-moving creek crossings, as hundreds of millimetres of rain swells river catchments across WA's north.
Being able to enjoy water sports on an outback cattle station is not something that happens very often, especially in the desert.