Andhra Pradesh faces heavy rainfall due to Bay of Bengal depression

Andhra Pradesh faces heavy rainfall due to Bay of Bengal depression
  • Low pressure in Bay of Bengal triggers heavy Andhra Pradesh rainfall.
  • Districts NTR, Krishna, West Godavari, Eluru, Guntur likely to receive rain.
  • Heavy rainfall already caused inundation; warnings issued for Krishna river.

The Andhra Pradesh region is bracing for a period of intense rainfall, triggered by a low-pressure area that has formed over the west-central and northwest Bay of Bengal. This weather system, situated off the coasts of northern Andhra Pradesh and southern Odisha, poses a significant threat to several districts, prompting the State Disaster Management Authority (APSDMA) to issue a cautionary note to the public. The forecast indicates that coastal districts, particularly NTR, Krishna, West Godavari, Eluru, Guntur, Palnadu, Bapatla, and Prakasam, are likely to experience very heavy rainfall on Wednesday, August 13, and Thursday, August 14, 2025. The low-pressure area is expected to move west-northwestwards and intensify into a well-marked system within the next 24 hours, exacerbating the potential for severe weather conditions.

The impact of the rainfall is already being felt across the region. NTR and Guntur districts have experienced very heavy rainfall during the night between Tuesday and Wednesday, leading to the inundation of low-lying areas. The overflowing of small streams in Guntur district has resulted in traffic congestion on the outskirts of Guntur city, disrupting daily life and highlighting the immediate challenges posed by the inclement weather. In NTR district, Ibrahimpatnam recorded a staggering 142.8 mm of rainfall between 6 a.m. on Tuesday and the corresponding time on Wednesday. This amount represents the highest rainfall recorded by any station in the state this season, emphasizing the severity of the current weather event. The last time the district experienced such significant rainfall was on August 30 and 31 of the previous year, underscoring the relative infrequency of such intense weather occurrences.

In response to the escalating situation, authorities are closely monitoring the inflows into the Krishna River. The APSDMA has reported that the inflows are expected to continue increasing, raising concerns about potential flooding. As of 11:20 a.m., the inflows at the Prakasam Barrage had already reached 3,09,438 cusecs. The first warning level is triggered when the inflows at the barrage exceed 3.97 lakh cusecs, indicating the imminence of flood conditions. Recognizing the urgency of the situation, NTR District Collector G. Lakshmisha has instructed all field-level officers to remain on high alert, anticipating that the inflows may gradually reach 5 lakh cusecs. The Collector has also directed officials to immediately install flood warning boards to inform the public about the potential risks and to facilitate timely evacuations if necessary.

The District Collector has also taken steps to address the spread of misinformation, urging the public to disregard fake news and assuring them that there is no immediate flood threat to the Budameru River. This assurance is particularly relevant given the events of the previous year when heavy rainfall in NTR district and Telangana caused the Budameru River to swell, leading to significant flooding in Vijayawada. To prevent a recurrence of this scenario, teams have been stationed at the Velagaleru regulator to continuously monitor the water levels and to ensure the effective management of the river's flow. The establishment of a control room, accessible via the phone number 9154970454, at the Collectorate further demonstrates the commitment of the authorities to providing timely information and assistance to the public. Officials are actively mapping low-lying areas to identify potential evacuation zones in the event of a flood, ensuring a proactive approach to disaster management.

While the focus remains on the coastal districts, the India Meteorological Department (IMD) has issued a separate bulletin indicating that light rainfall is expected in the northern coastal districts, including Vizianagaram and Visakhapatnam, in the next three hours. This broader outlook highlights the widespread nature of the weather system and the potential for its effects to extend beyond the initially identified areas. The ongoing monitoring and preparedness efforts are crucial to mitigating the risks associated with the heavy rainfall and to ensuring the safety and well-being of the affected population. The coordination between various government agencies, the dissemination of accurate information to the public, and the proactive measures taken to address potential flooding are all essential components of an effective disaster response strategy. The situation underscores the importance of continuous investment in weather forecasting infrastructure and disaster preparedness programs to enhance the resilience of communities to extreme weather events. The lessons learned from previous experiences, such as the floods in Vijayawada caused by the Budameru River, are being applied to inform current strategies and to prevent similar occurrences in the future.

Moreover, the event highlights the increasing vulnerability of coastal regions to climate change-induced weather patterns. The intensification of low-pressure systems and the associated increase in rainfall intensity are consistent with the predicted impacts of a warming climate. As sea surface temperatures rise, more moisture is available to fuel these weather systems, leading to heavier rainfall and increased flood risk. The Andhra Pradesh region, with its extensive coastline and low-lying areas, is particularly susceptible to these changes. Addressing this vulnerability requires a multi-faceted approach that includes not only short-term disaster response measures but also long-term adaptation strategies. This may involve investing in improved drainage infrastructure, constructing flood defenses, and promoting sustainable land-use practices. Furthermore, raising public awareness about climate change and its potential impacts is crucial to fostering a sense of collective responsibility and to encouraging individuals to take actions to reduce their carbon footprint.

The role of technology in monitoring and managing the situation cannot be overstated. The use of weather forecasting models, satellite imagery, and real-time monitoring systems enables authorities to track the movement and intensity of the low-pressure system and to predict the potential impact on different areas. The dissemination of this information through various channels, including television, radio, and social media, ensures that the public is kept informed about the evolving situation. The establishment of control rooms and the use of communication technologies facilitate the coordination of rescue and relief efforts. In the future, advancements in artificial intelligence and machine learning could further enhance the ability to predict and manage extreme weather events. These technologies could be used to develop more accurate forecasting models, to identify vulnerable areas, and to optimize evacuation plans.

The heavy rainfall and potential flooding in Andhra Pradesh also have significant implications for the agricultural sector. The inundation of agricultural lands can damage crops, disrupt planting cycles, and lead to food shortages. Farmers may experience significant economic losses, further exacerbating the challenges faced by rural communities. Addressing these impacts requires a comprehensive strategy that includes providing financial assistance to affected farmers, promoting crop diversification, and investing in irrigation infrastructure. Furthermore, climate-smart agricultural practices, such as drought-resistant crops and water-efficient irrigation techniques, can help to enhance the resilience of the agricultural sector to extreme weather events. The government's role in supporting farmers and promoting sustainable agricultural practices is crucial to ensuring food security and to mitigating the economic impacts of climate change.

In conclusion, the heavy rainfall in Andhra Pradesh, triggered by the low-pressure area in the Bay of Bengal, presents a significant challenge to the region. The coordinated efforts of government agencies, the timely dissemination of information to the public, and the proactive measures taken to address potential flooding are essential to mitigating the risks and ensuring the safety and well-being of the affected population. The event also highlights the increasing vulnerability of coastal regions to climate change-induced weather patterns and the need for long-term adaptation strategies. By investing in improved infrastructure, promoting sustainable land-use practices, and raising public awareness, the Andhra Pradesh region can enhance its resilience to extreme weather events and build a more sustainable future. The integration of technology, particularly in weather forecasting and disaster management, is crucial to improving the ability to predict and respond to these events. Furthermore, supporting the agricultural sector and promoting climate-smart agricultural practices are essential to ensuring food security and to mitigating the economic impacts of climate change. The Andhra Pradesh experience serves as a reminder of the importance of continuous investment in disaster preparedness and climate change adaptation to protect vulnerable communities and to build a more resilient future.

Source: Andhra Pradesh weather forecast: Low pressure area over Bay of Bengal to trigger heavy rainfall

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