air mass

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  • noun

Words related to air mass

a large body of air with uniform characteristics horizontally

References in periodicals archive ?
These air masses have entered Azerbaijan in winter months, more than ever before and the main reason for this is some climate change," said the deputy director.
The air masses from the Arctic are cold and dry, so no snowfalls are expected.
So within a couple days the polar air masses quickly steamroll their way southeastward or southward, bringing northwest winds of 20 to 30 knots.
When major outbreaks of such tornadoes occur, the media often explains their occurrence as the result of the "clash of air masses.
Meteorologists said the weather was partly responsible for the lingering air masses, adding that the current bout of air pollution would likely continue until the end of the week.
The atmospheric circulation is such that brings us warm and humid air masses, which have increased humidity and temperatures," said Tymvios.
However in some occasions due to adiabatic ascent of air masses, stratospheric temperatures drops below the threshold for formation of Polar Stratospheric Clouds (PSCs), leading to an additional ozone reduction due to chemical processes (Rood et al.
When those swirling air masses touch the ground and pick up loose material, they become visible as dust devils.
Nicknamed Cloud Swift after a bird known for feeding on insects found in rising air masses, the 14-foot-wingspan remote-controlled RnR Products sailplane flew 17 times over an eight-week period from July through mid-September.
Here, warm Kuroshio waters encounter cold, dry air masses coming from Asia, triggering intense air-sea heat exchanges that affect regional storms and climate and, indirectly, fisheries.
It is thought that the phenomenon takes place when two air masses meet.
The reported research deals with the investigation of children's conceptions about the movement of air masses in the troposphere, as this movement constitutes an important factor in the generation of the meteorological phenomena and the dispersion of air pollutants.
Greenhouse physics predicts that the driest air masses should respond first and most strongly to changes induced by human activities.
All measurements were restricted to less than three air masses.
Todd Crawford, "While the late January pattern will be characterized by more frequent visits from Arctic air masses, our objective model guidance suggests that the recent pattern flip to a northeastern Pacific ridge may be temporary, possibly driven by the recent strong pulse of the Madden-Julian Oscillation.