Pressure Reference Libraries

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Surface Weather Map Features for July 5 2012
2012-07-05 10:00:03

The morning weather map for July 5, shows us the current surface pressure readings. Surface Pressure is very important from a meteorological stand point. We use this to help us identify where our surface pressure centers are just like you see above. Our Low pressure area is over Northeast Colorado and also the High pressure over the Ontario area. Surface pressure is taken hourly from the...

2010-09-23 15:29:32

A barometer is an instrument that measures atmospheric pressure. The barometer measures pressure exerted by the atmosphere using water, air, or mercury. Through measuring the pressure one can forecast short term weather changes. Evangelista Torricelli is credited with the invention of the barometer in 1643. However, Gasparo Berti unintentionally built a water barometer around the same time....

Snow Gauge
2009-07-06 18:17:29

A snow gauge is an instrument used in meteorology to gather and measure the amount of solid precipitation (as opposed to liquid precipitation that is measured by a rain gauge) over a period of time. A snow gauge has two parts: the copper catchment container and the funnel shaped gauge itself. The actual gauge is mounted on a pipe that is about 4 ft. 11 in. high. The gauge itself is about 20.25...

Word of the Day
  • The act of burning, scorching, or heating to dryness; the state or being thus heated or dried.
  • In medicine, cauterization.
The word 'adustion' comes from the Latin 'adustio', 'burning'.