Weekly Weather Summary
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August 12, 2019 - August 18, 2019Max. Rainfall AmountMax. Temperature
Thailand
The monsoon trough lay across the upper portion of northern part on the first day of the week and the low pressure cell covered the Gulf of Tonkin on 15 Aug. then it moved to cover upper Vietnam and Laos on 16 and 17 Aug. In addition, the moderate southwest monsoon which prevailed over the Andaman Sea, Thailand and the Gulf of Thailand was weakened during the weekend. These conditions caused rainfall over upper Thailand throughout the week while the southern part received abundant rainfall along the west coast almost the week.    
Northern Part
Fairly widespread rain with heavy to very heavy rainfall in some areas except for scattered rain with heavy rainfall in some areas on 15 Aug. Flash floods was reported at Mae Hong Son, Phrae and Phayao provinces on 16 and 17 Aug. at Chiang Mai and Nan provinces on 17 Aug. 122.1 mm at Tha Wangpha Nan on 16 Aug. 
Northeastern Part
Fairly widespread rain with heavy to very heavy rainfall in some areas except for scattered rain on the last day of the week. 106.5 mm at Wanon Niwat Sakon Nakhon on 16 Aug. 
Central Part
Fairly widespread rain with heavy rainfall in some areas during the first half of the week then isolated to scattered rain with heavy rainfall in some areas on the last day of the week. 90.0 mm at Sub Lanka Forest Garden Lop Buri on 14 Aug. 
Eastern Part
Scattered to fairly widespread rain with heavy rainfall in some areas except for isolated rain with heavy rainfall in some areas on 15 and 18 Aug. Flash flood was reported at Nakhon Nayok province on 17 Aug. 73.5 mm at Khlong Yai Trat on 17 Aug. 
Southern Part (East Coast)
Scattered to fairly widespread rain with heavy rainfall in some areas. 66.4 mm at Ruso Narathiwat on 17 Aug. 
Southern Part (West Coast)
Fairly widespread rain with heavy to very heavy rainfall in some areas almost the week. Flash flood was reported at Trang province on 16 Aug. and Ranong province on 17 Aug. 125.5 mm at Mueang Ranong on 16 Aug. 
Metropolitan
Isolated to scattered rain almost the week. 35.0 mm at Police Aviation Division Khet Bang Khen on 16 Aug. (32.5 mm at Nong Sua Pathum Thani on 16 Aug.)  
Weekly total Rainfall and Weekly mean minimum temperature Map
Issued Date August 19, 2019