Weekly Weather Summary
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November 9, 2018 - November 15, 2018Max. Rainfall AmountMax. Temperature
Thailand
The weak high pressure area covered upper northern, upper northeastern and the South China Sea accompanied with the southeasterly wind prevailed over upper Thailand almost the whole period. These conditions caused increasing in temperature over upper Thailand with unusual rainfall. In southern part, the active northeast monsoon prevailed over the Gulf of Thailand and southern part during early period then weakened. In addition, the active low pressure cell that covered the southern part moved to the Andaman Sea on the first day of the period together with, easterly wind prevailed over the southern part and the Gulf of Thailand on the last day of the period. These caused rainfall almost the whole period in southern part especially on the first day of the period that obtained heavy to very heavy rainfall in several areas.    
Northern Part
Cool weather in almost areas of the upper portion. Cold to very cold weather in mountainous areas and mountaintop. Scattered to fairly widespread rain with heavy rainfall in some areas during the beginning and the middle of the period then isolated rain. 43.6 mm at Chiang Rai Agromet Stn. Chiang Rai on 10 Nov.  17.4 º C at Chiang Rai Agromet Stn. Chiang Rai on 9 Nov. (6.9 º C at Kew Mae Pan Doi Inthanon Chiang Mai on 15 Nov.)  
Northeastern Part
Cool weather in the morning in several areas. Cold weather in mountainous areas and mountaintop. Scattered rain with heavy rainfall in some areas during the early period then isolated rain. 53.3 mm at Phu Khiao Chaiyaphum on 9 Nov.  20.5 º C at Pakchong Agromet Stn. Nakhon Ratchasima on 12 Nov. (12.0 º C at Phu Rue National Park Loei on 10,13,15 Nov.  
Central Part
Cool weather in the morning in some areas. Fairly widespread rain during the early period then isolated rain. 27.0 mm at Chum Tha Bong Nakhon Sawan on 9 Nov.  22.0 º C at Mueang Kanchanaburi on 11,13 Nov. And at Mueang Phra Nakhon Si Ayutthaya on 11 Nov  
Eastern Part
Cool weather in the morning in some areas. Fairly widespread rain on the first day of the period then isolated to scattered rain with heavy rainfall in some areas. 42.5 mm at Chachoengsao Provincial Agricultural Extension Office on 14 Nov.  21.2 º C at Sanam Chai Khet Chachoengsao on 12 Nov. 
Southern Part (East Coast)
Cool weather in the morning in some areas. Fairly widespread rain with heavy to very heavy rainfall in some areas during the early period then scattered rain with heavy rainfall in some areas. Flash floods occurred at Phetchaburi and Chumphon provinces on 9 Nov. and at Phatthalung province on 11 Nov. 164.5 mm at Pathio Chumphon on 9 Nov.  21.7 º C at Nong Phlub Agromet. Stn. Prachuap Khiri Khan on 12 Nov. 
Southern Part (West Coast)
Isolated to scattered rain except for fairly widespread rain with heavy rainfall in some areas on 9 and 13-14 Nov. 43.3 mm at Phuket Airport Phuket on 9 Nov.  23.0 º C at Nuea Khlong Krabi on 10,15 Nov. 
Metropolitan
Fairly widespread rain with heavy rainfall in some areas on the first day of the period then isolated rain. 65.4 mm at Nong Khaem Office Khet Nong Khaem on 9 Nov. Vicinity 34.7 mm at Bang Len Nakhon Pathom on 10 Nov.   23.8 º C at Bangna Agromet. Stn. Khet Bangna on 12 Nov. Vicinity (23.0 º C at Kamphaeng Saen Nakhon Pathom on 12 Nov.  
Weekly total Rainfall and Weekly mean minimum temperature Map
Issued Date November 16, 2018