Monday evening downpour highest in Bengaluru since 1997: IMD data
Karnataka Revenue Minister Krishna Byre Gowda described the thunderstorm as a "cloudburst-like" event, as it caused widespread flooding in northern Bengaluru.
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The IMD has issued a yellow alert for Bengaluru through Thursday, October 24, predicting continued heavy rainfall and thunderstorms across parts of the city. (Express Photo)The downpour on Monday evening set a new record for the highest daily rainfall at a weather station in Bengaluru, with 186.2 mm recorded at the India Meteorological Department’s (IMD) GKVK station in the northern part of the city. This is the highest daily rainfall registered by an IMD station in the city in 27 years, surpassing the previous record of 178.9 mm on October 1, 1997.
The rainfall recorded at the GKVK station on Monday exceeded Bengaluru’s average monthly rainfall for October, which is around 154 mm. Karnataka Revenue Minister Krishna Byre Gowda described the thunderstorm as a “cloudburst-like” event, as it caused widespread flooding in northern Bengaluru due to overflowing lakes and water-logged residential areas and roads.
According to the Karnataka State Natural Disaster Monitoring Centre (KSNDMC), the highest rainfall in the 24 hours between 8.30 am on Monday and 8.30 am on Tuesday was 157 mm, recorded at its rain gauge station in Chowdeshwari, Yelahanka taluk, Bengaluru Urban district.
The IMD has issued a yellow alert for Bengaluru through Thursday, October 24, predicting continued heavy rainfall and thunderstorms across parts of the city.
As of October 22, Bengaluru Urban district has recorded 241 mm of rainfall, 105% above average. In recent years, the highest October rainfall was in 2021, when the city received 254 mm — 124 per cent above normal. Other notable years include 2019, with 231.4 mm, and 2022, with 228 mm. According to KSNDMC, the highest monthly rainfall in Bengaluru was in 2005, with 605.6 mm.
Other years when the city received more than double the average rainfall for October include 2017, with 385.7 mm, and 2014, with 343.8 mm. In contrast, recent years saw lower rainfall: 68.6 mm in 2018, 194 mm in 2020, 228 mm in 2022, and 76 mm in 2023.
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