Weekly Weather Summary
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September 7, 2018 - September 13, 2018Max. Rainfall AmountMax. Temperature
Thailand
The monsoon trough lay across the northern and upper northeastern parts almost the whole period and lay toward the active low pressure cell in the middle of Vietnam during late period. In addition, the southwest monsoon which prevailed over the Andaman Sea, Thailand and the Gulf of Thailand was strengthened during late period. Besides, the tropical storm “BARIJAT (1823)” in the upper South China Sea moved westward to the Gulf of Tokin and downgraded into the tropical depression. After that, it made landfall over upper Vietnam on 13 Sep. and weakened into the low pressure cell in the evening on the same day. These conditions caused rainfall over Thailand almost the whole period especially during the middle and the end of the period.    
Northern Part
Fairly widespread rain with heavy rainfall in some areas except for isolated rain with heavy to very heavy rainfall in some areas on 7, 10 and 11 Sep. 154.5 mm at Thung Saliam Sukhothai on 8 Sep. 
Northeastern Part
Fairly widespread rain with heavy to very heavy rainfall in some areas except for scattered rain with heavy to very heavy rainfall in some areas on 8 and 10 Sep. 198.9 mm at Sawang Wirawong Ubon Ratchathani on 13 Sep. 
Central Part
Isolated to scattered rain except for fairly widespread with heavy rainfall in some areas on 9, 12 and 13 Sep. 77.4 mm at Tak Fa Agromet. Stn. Nakhon Sawan on 9 Sep. 
Eastern Part
Scattered to fairly widespread rain with heavy rainfall in some areas during early period then widespread rain with heavy to very heavy rainfall in some areas. Flooding remained at Nakhon Nayok and Prachinburi provinces. 180.2 mm at Laem Ngop Trat on 12 Sep. 
Southern Part (East Coast)
Scattered rain with heavy rainfall in some areas. 72.0 mm at Sathing Phra Songkhla on 10 Sep. 
Southern Part (West Coast)
Fairly widespread rain nearly the whole period with heavy to very heavy rainfall in some areas. 110.0 mm at Mueang Satun on 7 Sep. 
Metropolitan
Isolated light to moderate rain during early period then fairly widespread rain with heavy rainfall in some areas. 61.3 mm at Thung Setthi Village Khet Prawet on 12 Sep. (80.6 mm at Pilot Station Samut Prakan on 9 Sep.)  
Weekly total Rainfall and Weekly mean minimum temperature Map
Issued Date September 14, 2018