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'.
Interest-free loans for up to two years are among extra flood assistance detailed for Tasmanian farmers and businesses.
Almost three weeks after the devastating floods in north-west Tasmania, there is still no road access for the small community of Lorinna.
From southwest WA to the eastern seaboard, overnight temperatures plummeted well below average on Sunday morning.