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'.
Victoria's multi-billion-dollar desalination plant could be used for the first time, as the Andrews Government confronts a looming water crisis in drought-hit country towns.
Early spring warmth will come to an end as the Queensland coast is in for a breezy few days.
The dry season through Tasmania's midlands, east coast and south-east is becoming a serious situation according to Coal Valley farmer, Justin Nichols.