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Coastal surface observations from various locations on the coast indicated a maximum wind speed of 60 knots (110 km/h; 69 mph) and a minimum sea level pressure of 988 hectopascals (29.2 inHg). [9] [10] Nungambakkam in Chennai recorded the maximum rainfall of 530 mm (21 in) in the three-day period between December 2 and 4. [11]
[10] [11] Between 12:00 and 13:00 UTC (17:30 and 18:30 IST), the system made landfall very close to Chennai at the same intensity, [12] and by 00:00 UTC (05:30 IST) the next day the system weakened into a well-marked low pressure area. [13] The JTWC issued its final advisory at 15:00 UTC of 11 November as it moved further inland into Tamil Nadu ...
During the 2015 South Indian floods (most affected districts: Chennai, Kanchipuram and Cuddalore), Chennai received 1,049 mm (41.3 in) of rainfall in November, the highest recorded since November 1918 when 1,088 mm (42.8 in) of rainfall was recorded.[24][25] The flooding in Chennai was described as the worst in a century.[26]
It is the principal agency responsible for meteorological observations, weather forecasting and seismology. IMD is headquartered in Delhi and operates hundreds of observation stations across India and Antarctica. Regional offices are at Chennai, Mumbai, Kolkata, Nagpur, Guwahati and New Delhi.
The Regional Meteorological Centre, Chennai is located at 50 (New No. 6) College Road, Nungambakkam, between Good Shepherd School and Women's Christian College.The three meteorological centres in South India function at Hyderabad, Bangalore and Thiruvananthapuram serving the states of Andhra Pradesh, Karnataka, and Kerala, respectively, under the technical and administrative control of the ...
[109] [110] By 4 December, the IAF had established air bridges from Meenambakkam Airport to Arakonnam and between Arakonnam and Tambaram Air Base, nearly 30 km from Chennai; it had rescued over 200 people from both locations. The NDRF deployed over 20 more teams in the Chennai area, and had rescued over 10,000 people in all by the afternoon. [37]
The 2019 Chennai water crisis was a water crisis occurring in India, most notably in the coastal city of Chennai in Tamil Nadu. [1] On 19 June 2019, Chennai city officials declared that "Day Zero", or the day when almost no water is left, had been reached, as all the four main reservoirs supplying water to the city had run dry.
Chennai is entirely dependent on ground water resources to meet its water needs. Ground water resources in Chennai are replenished by rainwater and the city's average rainfall is 1,276 mm. [7] Chennai receives about 985 million liters per day (mld) from various sources against the required amount of 1,200 mld. This demand is expected to rise to ...