JAKARTA - BNPB, BMKG, BRIN, and TNI carry out weather modification technology (TMC) for handling drought in the Jabodetabek area. As a result, a number of areas in Jakarta were observed to rain in the afternoon until this evening.
Head of BMKG Dwikorita Karnawati said that the modification of the weather to bring rain will still be carried out for the next week.
"Rain has decreased due to the application of weather modification technology that is still being carried out. The plan is (weather modification) until September 2, 2023," said Dwikorita in a short message, Sunday, September 27.
Based on the BNPB report, the TMC operation began on August 24, 2023. Using the CASA 212 TNI AU aircraft with registration number A-2114, the operation was carried out by seeding sodium chloride (NaCl) or salt and Cao or active tohor lime.
From August 24 to 27, this TMC operation was carried out between 1 hour 45 minutes to 3 hours per day.
"The recapitulation of TMC operations, the total use of material semai 4,800 kilograms of NaCl and 800 CaO. The total flight hours are 10 hours 35 minutes," wrote the BNPB report.
Today, the CASA 212 aircraft departed from Halim Perdanakusuma Air Base. In the morning, the TMC operation was carried out with the area where East Jakarta, West Jakarta, North Jakarta, and Bekasi were equipped with 800 kilograms of NaCl.
In the afternoon, the TMC operation was carried out again with the Semai area of Bekasi Regency, North Jakarta, Depok City, and Bekasi City with 800 kilograms of material semai NaCl.
From the results of the second seed operation time, it was observed that the growth of clouds dominated by cumulus clouds in the seeding area with an altitude of 8,000 to 11,000 ft.
Furthermore, the TMC operation will also be carried out again tomorrow with targeit areas in West Java and Banten. However, the flight schedule for the TMC aircraft can change at any time according to weather conditions.
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