Weather Glossary - Q
QFE is calculated by adjusting the station level pressure for the difference between the barometer level and the aerodrome reference level, assuming International Standard Atmosphere(ISA) conditions. An Altimeter set to QFE will read zero when the aircraft is on the runway.
The pressure setting used by aircraft altimeters to give an indication above MSL. The QNH pressure calculation assumes a standard ICAO atmosphere.
A front that shows little or no horizontal movement. By convention, the term applies to a front this is moving at 5 knots or less. The slow horizontal motion combined with considerable vertical motion of the warm air, often gives rise to persistent and sometimes severe amounts of precipitation leading to local flooding.
An impressive area of thunderstorms swept across the southwest of the country last night.
The nation's capital has rewritten the record books this morning, producing a May-like morning in February.
Tropical Cyclone Alfred has weakened to a tropical low as it nears landfall on the Gulf of Carpentaria's southern coast, but the Bureau of Meteorology warned the weather system remained powerful.