Tag Archives: Measurement

How Much Condensed Liquid Water is in a Cubic Mile of Fog?

Posted on September 12, 2011 by Weather Guys Editor

Fog is composed of tiny water drops, each one with a diameter of about one-one thousandth (0.001) of an inch. They are small and fairly uniform in size. You also would find about one of these drops in each cubic inch of fog. . . Continue reading →

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When does the Overnight Low Temperature Occur on a Windless Day?

Posted on August 21, 2011 by Weather Guys Editor

As the summer begins to fade we have begun to have the first cool nights of the season. When the sky is clear, the winds are calm, and the ground is dry as the sun sets, the conditions are perfect for an interesting phenomena to occur the next morning . . . Continue reading →

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How is the Dew Point Measured?

Posted on August 1, 2011 by Weather Guys Editor

A dew point hygrometer consists of a small mirror, a narrow light beam and a light detector. The light beam is reflected off the mirror into the detector, which measures the brightness of the reflected light . . . Continue reading →

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How are the Temperatures in the Higher Atmosphere Measured?

Posted on January 16, 2011 by Weather Guys Editor

Meteorologists monitor the atmosphere above the surface by using a radio-equipped meteorological instrument package – called radiosondes – carried aloft by a helium-filled weather balloon.

The radiosondes . . . Continue reading →

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