Quick Answer: What are troughs on a weather map?

What do troughs indicate?

Troughs are elongated regions where there is low pressure, and they typically occur before a cold front. A trough is often an indicator of coming clouds, showers, or a shift in the direction of the wind. Ridges, in weather terminology, are elongated regions of relatively high pressure.

What kind of weather is associated with a trough?

A trough can bring in cloudy conditions and precipitation or they can bring in a cold air mass. A ridge is a region with relatively higher heights. A broad region of sinking air or a deep warm air mass will both lead to ridging. Since air is often sinking within a ridge they tend to bring warmer and drier weather.

What are peaks and troughs?

Peaks and troughs are the highest and lowest concentrations, respectively, of a medication in an individual’s body. … The time the peak level is taken depends on the medication’s route of administration, while the trough level is taken just before the next dose is given.

What is the meaning of monsoon trough?

The monsoon trough is a portion of the Intertropical Convergence Zone in the Western Pacific, as depicted by a line on a weather map showing the locations of minimum sea level pressure, and as such, is a convergence zone between the wind patterns of the southern and northern hemispheres.

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What is an example of trough?

The definition of a trough is a long and narrow container. An example of a trough is what pigs eat out of. An example of a trough is a long container in which plants grow next to each other. (meteorology) An elongated region of relatively low atmospheric pressure, often associated with a front.

What is the weather front?

Weather fronts mark the boundary between two different air masses, which often have contrasting properties. … For example, one air mass may be cold and dry and the other air mass may be relatively warm and moist. These differences produce a reaction (often a band of rain) in a zone known as a front.

What is trough in geography class 9?

a trough is an elongated (extended) region of relatively low atmospheric pressure often associated with fronts.