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'.
Jack frost visited most of Melbourne this morning, with the Airport experiencing its coldest May morning in 26 years.
One property in far western Queensland wants to double its cattle numbers, to get back up to 10,000 head.
The Top End of the Northern Territory is having one of its hottest May's on record, which is causing issues for a number of mango plantations.