Weekly Weather Summary
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October 9, 2017 - October 15, 2017Max. Rainfall AmountMax. Temperature
Thailand
The monsoon trough lay across the lower central, upper southern and eastern parts nearly the whole week and it lay towards the tropical depression in the upper South China Sea in the morning of 9 Oct. This tropical depression made landfall over southern of Vinh in Vietnam in the morning of 10 Oct. and moved to Laos then downgraded to the active low pressure cell in that afternoon before moving to cover the upper northeastern and northern parts on the next time. The monsoon trough also lay towards the tropical storm “KHANUN (1720)” in the upper South China Sea during weekend. “KHANUN” intensified into typhoon in the upper South China Sea or east of Hainan in China on the last day of the week. Besides, the southwest monsoon which prevailed over the Andaman Sea and southern part was strengthened on the last day of the week. These conditions caused abundant rainfall in almost areas of Thailand nearly the whole week.    
Northern Part
Isolated to scattered rain with heavy rainfall in some areas except for fairly widespread to widespread rain with heavy to very heavy rainfall in some areas on 10, 11 and 13 Oct. Flash flood at Kamphaeng Phet province on 10, at Chiang Mai, Phayao and Tak provinces on 12 Oct. 111.9 mm at Doi Ang Kang Chiang Mai on 11 Oct.  36.6 º C at Mueang Mae Hong Son on 10 Oct. 
Northeastern Part
Fairly widespread to widespread rain with heavy to very heavy rainfall in some areas during the first half of the week then isolated to scattered rain with heavy rainfall in some areas. 94.0 mm at Benchalak Si Sa Ket on 11 Oct  35.3 º C at Mueang Nakhon Ratchasima on 12 Oct. 
Central Part
Isolated to scattered rain with heavy rainfall in some areas except for widespread rain with heavy to very heavy rainfall in some areas on 11 and 13 Oct. Flash flood occurred at Lop Buri province on 10 Oct, at Nakhon Sawan, Sing Buri, Ang Thong and Phra Nakhon Si Ayutthaya provinces on 10 Oct. and Suphanburi on 15 Oct. 107.3 mm at Nong Bua Nakhon Sawan on 11 Oct.  35.7 º C at Mueang Suphanburi on 10 Oct. 
Eastern Part
Isolated to scattered rain with heavy rainfall in some areas except for widespread rain with heavy rainfall in some areas on 9 and 13 Oct.. 86.4 mm at Khao Cha Mao Rayong on 13 Oct.  35.7 º C at Mueang Chon Buri on 9 Oct. 
Southern Part (East Coast)
Scattered to fairly widespread rain with heavy to very heavy rainfall in some areas nearly the whole week. Flash flood and land slide occurred at Chum Phon province on 15 Oct. 148.9 mm at Su-ngai Padi Narathiwat on 9 Oct.  35.5 º C at Chawang Nakhon Si Thammarat on 9 Oct. 
Southern Part (West Coast)
Fairly widespread to widespread rain with heavy rainfall in some areas nearly the whole week especially heavy rainfall in several areas during 13-14 Oct. 89.6 mm at Phuket Airport Phuket on 12 Oct.  33.8 º C at Mueang Phuket on 11 Oct. 
Metropolitan
Fairly widespread to widespread rain with heavy to very heavy rainfall in some areas except for isolated rain with heavy rainfall in some areas on 10, 12 and 15 Oct. 190.0 mm at Bangkok Port Khet Klong Toei on 13 Oct. ( 114.3 mm at Bang Phli Samut Prakan on 13 Oct.)   35.0 º C at Bang Na Agromet Stn. Khet Bang Na on 9 Oct. and at Bangkok Metropolis Khet Khlong Toei on 12 Oct (35.4 º C at Khlong Luang Pathum Thani on 15 Oct 
Weekly total Rainfall and Weekly mean minimum temperature Map
Issued Date October 16, 2017