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'.
Federal Government efforts to entice grain growers into insuring against disasters have failed to impress farmers.
Health experts say new research has found the Townsville Hospital in north Queensland set an Australian record in the number of patients treated in the aftermath of Cyclone Yasi.
Rainfall totals are the lowest on record over the past year for parts of western Victoria and south-eastern South Australia, weather forecasters are warning.