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weather Forecasting

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automated weather station

automated weather station  

An unmanned station that has a range of sensors to measure weather elements such as temperature, wind, and pressure and that transmits these readings for use by meteorologists in weather forecasting.
barometer

barometer  

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An instrument that measures atmospheric pressure, which is used in making weather forecasts. The two most common types are the aneroid barometer and the mercury barometer.
barothermograph

barothermograph  

Device for the continuous measurement of both pressure and temperature, on a revolving chart.
Bushfires

Bushfires  

Have been part of the Australian environment for millions of years, whether sparked by lightning strikes or by human action. The use of fire by Aborigines to assist their hunting ...
chaos theory

chaos theory  

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A set of mathematical models according to which simple equations and initial conditions give rise to complicated paths for variables. Some of these models have been applied to financial markets.
Climate Impacts

Climate Impacts  

The accumulation of greenhouse gases in the atmosphere due to fossil fuel combustion, land use change, and other anthropogenic activities may have begun to change the global climate system (Houghton ...
forecasting

forecasting  

The art of estimating future demand for goods or services by anticipating how buyers are likely to react under given sets of conditions. See qualitative forecasting techniques; quantitative ...
geographic information system

geographic information system  

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(GIS)A computer system that gathers, stores, and analyses geographic information, and displays it on demand.
Marine Weather Observations and Predictions

Marine Weather Observations and Predictions  

Day-to-day weather forecasting uses computer models, which must simulate the atmospheric circulation over the entire globe. Marine weather observations are needed to ensure that the initial state of ...
natural disaster

natural disaster  

A disaster that is caused by a natural hazard. Contrast technological disaster.
numerical weather prediction

numerical weather prediction  

Numerical weather prediction (NWP) uses current weather conditions as input into numerical (mathematic) models, which are composed of a set of partial differential equations that express the ...
proverb

proverb  

A short pithy saying in general use; a concise sentence, often metaphorical or alliterative in form, stating a general truth or piece of advice.Proverbs is a book of the Bible containing maxims ...
statistical method

statistical method  

In modern usage, a method for analysing data based on probability theory. A statistical method permits the calculation of a value based on observations about some problem that may be tested for ...
Vilhelm Friman Koren Bjerknes

Vilhelm Friman Koren Bjerknes  

(1862–1951) Norwegian meteorologist. See Bjerknes, Jacob.

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