The monsoon trough lies across a tropical depression over the upper Bay of Bengal, Myanmar to the low pressure over upper Vietnam, and the moderate southwest monsoon prevails over the Andaman Sea, upper Thailand and the Gulf of Thailand. Rainfall continues over upper Thailand with isolated heavy rain in the North and the Northeast. People in risky areas especially in Mae Hong Son, Chiang Rai, Tak, Kamphang Phet, Nong Khai, Bueng Kan, Sakon Nakhon and Nakhon Phanom should beware of the severe conditions and accumulated rainfall.
Bangkok Metropolis and Vicinity Forecast
From 12:00 today To 12:00 tomorrow
Very cloudy with scattered thundershowers.
Minimum Temperature 24-25 °C. Maximum Temperature 32-33 °C.
Southwesterly winds 15-35 km/hr.
During 28 -31 Jul, the monsoon trough lies across an active low cell over the upper Bay of Bengal, the upper North of Thailand and upper Laos to a low pressure cell over upper Vietnam, and the moderate southwest monsoon prevails over the Andaman Sea and upper Thailand. More rain is likely over upper Thailand and isolated heavy rain in the North, the upper Northeast and the East.
During 1-3 Aug, the monsoon trough remains across the upper North of Thailand, upper Laos and upper Vietnam. Rainfall will continue over upper Thailand during the period.
Cautions During 28 -31 Jul, People in the risky areas of the North, the upper Northeast and the East should beware of heavy rain and flash flood.
Issued Date July 28, 2015
7 day Weather Summary
July 20, 2015 - July 26, 2015
The monsoon trough lay across northern and upper northeastern parts to the low pressure cell in the Gulf of Tonkin during early week. After that, it moved northward to lie across the Myanmar, Laos and upper Vietnam. In addition, the active southwest monsoon which prevailing over the Andaman Sea, Thailand and the Gulf of Thailand weakened during mid-week and weekend. These conditions caused abundant rainfall in Thailand especially in northern and northeastern parts almost the whole week.