the potential for extreme weather before, BMKG is still there which indicates an increase in the POTENTIAL OF WEATHER EXTREMES in several regions of Indonesia in the coming week. This condition was triggered by regional to local scale atmospheric phenomena, namely: Asian monsoon which caused an increase in mass supply in Indonesia, the formation of convergence patterns and improvement in slowing wind speeds in several regions, sea surface velocity in all regions that were warmly available so as to increase the supply of water vapor high enough to support the formation of rain clouds, and is complemented by presenting significant atmospheric wave phenomena (Equatorial Rossby Wave and Kelvin Wave) around the territory of Indonesia. Based on these conditions, BMKG predicts that in the next week the POTENTIAL EXTREME WEATHER, RAINFALL WITH THE MIGHT INTENSITY, ACCOMPLISHED FLASH / LIGHTNING AND TIGHTENING. Period 01 - 04 January 2020: Lampung Banten West Java DKI Jakarta Central Java East Java I'm Yogyakarta NTB NTT East Kalimantan Central Kalimantan North Sulawesi Central Sulawesi West Sulawesi South Sulawesi Southeast Sulawesi Maluku Papua Period 05 - 07 January 2020: Bengkulu West Java Central Java East Java I'm Yogyakarta NTB NTT West Kalimantan South Sulawesi Maluku West Papua Papua The public is advised to remain vigilant and be careful of what can be caused, such as LANDS FLOOD FLOODS, FLOOD FLOODS, Puddles, WIND SHAKES