Open In App

What is the Role of Western Disturbances in Indian Climate?

Last Updated : 23 Feb, 2023
Improve
Improve
Like Article
Like
Save
Share
Report

Western disturbances play a vital part in the Indian climate since they provide relief from the country’s typically dry and scorching temperatures. Extratropical storms known as “western disturbances” migrate towards the Indian subcontinent from the Mediterranean region. They are so named because they create disruption throughout the western states of the subcontinent, including Punjab, Himachal Pradesh, Jammu & Kashmir, and Uttarakhand.

Western Disturbances

Western Disturbances

Western Disturbances

Rainfall occurs in the area because of the moisture that the western disturbances bring with them. Especially during the winter months, this rainfall provides the dry and desert parts of India with much-needed respite. Cloud cover, which helps to lower the temperature, is also brought in by Western disturbances in addition to rain. Cooler temperatures and better air quality are the effects, which relieve the hot and dry circumstances.

The disruptions from the West have had a significant impact on India’s agriculture industry. They bring rain, and rain helps to replenish soil moisture, which is essential for agricultural growth. Additionally, the cloud cover contributes to a decrease in temperature, which is beneficial for crops throughout the summer. Because of this, the crops may develop and prosper, increasing the overall production and productivity of the agriculture industry.

Relevant Examples of Western Disturbances

Widespread rainfall, especially in the northwestern sections of India, can be brought by western disturbances. Among the most prominent instances are:

  • The enormous landslide resulted from a western disturbance that produced the 2005 Kashmir earthquake.
  • The 2010 Ladakh flash floods were brought on by a western disturbance that brought quite a lot of rain.
  • The 2014 Jammu and Kashmir floods, which were brought on by a western disturbance and high rainfall, caused extensive flooding and landslides in the area.
  • The 2018 Delhi-NCR dust storm was brought on by a western disturbance, which also brought with it severe winds and dust storms.
  • The flash floods in Uttarakhand in 2021 were brought on by a western disturbance that brought quite a lot of rain.

These instances highlight the important influence that western disturbances may have on the Indian climate and its repercussions.

Impact of Western Disturbances on the Indian Climate

The Indian climate is significantly impacted by disturbances from the west, especially during the winter. Cloudiness, more precipitation, and a decrease in temperature are all results of western disturbances. This may result in both favorable and unfavorable effects. On the one hand, western disturbances can deliver much-needed rainfall to parched areas, recharging water supplies and assisting in agricultural production. 

On the other side, particularly in places that are already vulnerable, torrential rain and violent winds can result in floods and harm to crops. Additionally, the drop in temperature brought on by western disturbances can result in cold snaps, which can have a deadly impact on the elderly and those who already have health issues.

Significance of Western Disturbances

Important weather systems known as Western Disturbances are responsible for bringing moisture and precipitation to the Western Himalayan area, which includes portions of India, Pakistan, Afghanistan, and Central Asia. These disturbances, which originate over the Mediterranean and Caspian Sea areas, travel eastward and northeastward while bringing clouds and precipitation with them.

The influence of Western Disturbances on the local climate and agricultural production is significant. By supplying much-needed rainfall to the area, which is dry throughout these seasons, these disturbances play a critical role in the winter and spring seasons. The rainfall from Western Disturbances promotes the development of crops including wheat, maize, and barley while also replenishing water supplies. The cold and dry weather, which can cause respiratory troubles and other health concerns, is also alleviated by Western Disturbances. In terms of the region’s general health, both in terms of its climate and economics, Western Disturbances are significant.

Effects on Monsoon

The Indian Monsoon is significantly impacted by disturbances in the West. A meteorological system called a “Western Disturbance” is one that develops over the Mediterranean Sea and moves into the Indian subcontinent. Particularly across the northwest parts of India, the moisture-laden winds from the west enhance cloud cover and precipitation. Pre-monsoon rains brought on by this weather system may provide a much-needed respite from the oppressive summer heat.

However, the monsoon season may potentially be affected by western disturbances. A delay or interruption in the monsoon season may result from the increasing cloud cover and precipitation weakening the monsoon winds. The western disturbance has the potential to produce severe rainfall and flooding in certain places under certain conditions. Despite this, western disturbances generally have a favorable impact on the Indian Monsoon since they contribute to an increase in regional rainfall. Because of the importance of western disturbances during the monsoon season, meteorologists and climate scientists should pay close attention to this phenomenon.

FAQs on Western Disturbances

Question 1: What is a Western disturbance?

Answer:

A meteorological phenomenon known as a “Western disturbance” develops in the Mediterranean and affects India and its surrounding areas’ weather patterns.

Question 2: How does the Western disturbance impact the Indian climate?

Answer:

The Western disturbance may alter India’s typical weather patterns by changing the country’s temperature, precipitation, and wind patterns.

Question 3: What are the consequences of the Western disturbance on Indian agriculture and economy?

Answer:

The Western disturbance may bring unforeseen rain or snow, which might harm crops and have an impact on India’s agricultural industry. Additionally, it may interrupt transportation, which would cost money.


Similar Reads

Western Cyclonic Disturbances
Western cyclonic disturbances or extra tropical cyclones are weather phenomena which play a very vital role in influencing the Indian climate, since they provide much needed precipitation in the winter. Western cyclonic disturbances basically originate in the Mediterranean region and then move towards India by impacting the areas in between. Wester
4 min read
NCERT Solutions Class-11 Geography Chapter-11: World Climate and Climate Change
NCERT Solutions Class-11 Geography Chapter-11 World Climate and Climate Change: This article includes free NCERT Solutions Class-11 Geography Chapter 11: World Climate and Climate Change according to the latest CBSE Syllabus 2024-25, and guidelines. It has been developed by the subject matter experts at GFG, to help the students of Class 11 create
6 min read
Western and Eastern Ghats of India
Western and Eastern Ghats of India: In India, you'll find two distinct mountain ranges— the Western Ghats and the Eastern Ghats—separated by the vast Deccan Plateau. The Western Ghats run parallel to the west coast, and the Eastern Ghats parallel to the east coast. Both areas are rich in plant and animal life and are visited by many tourists. The m
9 min read
Western Ghats
The Western Ghats are a continuous mountain range that is running parallel along India's western coast. The mountain range started from Gujarat and ended in Tamil Nadu covering Maharashtra, Goa, Karnataka, and Kerala. The Ghats are a UNESCO World Heritage site often called the Great Escarpment of India. They are one of the eight hotspots of biologi
15 min read
What are Jet Streams and How do they Affect the Climate of India?
Jet streams refer to the narrow belt of high altitude, mostly above 12,000 meters, westerly winds in the troposphere and they come to affect the climate of India in many ways. The westerly jet streams tend to bring western cyclonic disturbances which enter the subcontinent of India from the west as well as northwest part during winter months. Easte
4 min read
Weather and Climate
The atmosphere, which surrounds our planet, is a huge blanket of air. To exist, all living organisms on this planet rely on the atmosphere. It provides us with the air we breathe and protects us from the sun's harmful rays. If we didn't have this blanket of protection, we'd be burned alive by the heat of the sun during the day and frozen at night.
6 min read
Velds - Temperate Region, Climate, Flora and Fauna
Grass stretches to the skyline toward each path. Temperate depicts the field's climate, highlighting warm summers and crisp winters. Life in temperate grasslands can be hard, and plants, creatures, and individuals must be difficult to get by. Moderate environments, as they are found farther away from the equator. Major temperate grasslands incorpor
5 min read
Climate in Temperate Grasslands
Fields are separated into two gatherings in view of climatic circumstances they are mild prairies and tropical meadows. The environment in the two prairies shifts from mild to outrageous and both have little rains and barely any trees and so forth. The prairies are the spots where grasses are the fundamental kind of life. The calm meadows of North
6 min read
Climate in the Tropical and Sub-Tropical Region
The most prolific districts on the earth square measure the tropical and therefore the sub-tropical locales. The Ganga-Brahmaputra Basin is the biggest sub-tropical space in Asia and the variety of people living here is quite elsewhere in the world. The Amazon Basin is within the tropical/central space and is depleted by the largest stream on the e
6 min read
What are the Controls Affecting the Climate of India?
The country's environment is unequivocally impacted by the Himalayas and the Thar Desert. The Himalayas, alongside the Hindu Kush mountains in Pakistan, keep cold Central Asian katabatic breezes from blowing in, keeping the heft of the Indian subcontinent hotter than most areas at comparable latitudes. The environment of India comprises a large num
4 min read