environment/science-environmental/topics/climatechange-globalwarming

How is Hail Formed and Why Does It Form?

How is Hail Formed and Why Does It Form?

Hail is often ignored when severe weather is discussed. Thunderstorms often produce deadly lightning and tornadoes, but they also can form large hailstones that are just as destructive. The specifics of hail formation are just starting to be understood by scientists. Here is what they know today.
Relative Humidity and Low Dewpoint

Relative Humidity and Low Dewpoint

The meaning of relative humidity and low dewpoint are indicative of the amount of moisture contained in the atmosphere. Relative humidity is a relative value given as a percentage. On the other hand, the dew point is an absolute value being recorded in ᴼC or ᴼF.
What is a Barometer and How Does It Work?

What is a Barometer and How Does It Work?

Here we examine what is a barometer and how does it work. A barometer is used to measure atmospheric pressure, which is one of the weather properties required by a meteorologist to make predictions. There are four distinct types of barometers: Mercury, water column, aneroid barometer and barograph.