The weak southwest monsoon covers the Andaman Sea, Thailand and the Gulf. Widely to scattered thundershowers are likely in the lower Central, the East and the South. The wind waves are expected 1-2 meters high in the Andaman Sea and the upper the Gulf of Thailand. All ships should proceed with caution.
Bangkok Metropolis and Vicinity Forecast
From 23:00 today To 23:00 tomorrow
Cloudy with widely scattered thundershowers mostly in afternoon to evening.
Minimum Temperature 27-28 °C. Maximum Temperature 34-37 °C.
Southwesterly winds 15-30 km/hr.
During 25-29 May, the weak southwest monsoon prevails over the Andaman Sea, Thailand, and the Gulf. Rain is decreasing over the North and Northeast except there is widely scattered to scattered rain over the Central, the East, and the South while fairly widespread is expected in the Southwest.
During 30-31 May, the southwest monsoon is intensifying then increasing rain is expected.
Issued Date May 25, 2015
7 day Weather Summary
May 18, 2015 - May 24, 2015
The southwesterly wind which prevailed over Thailand was rather active during the second half the week. These conditions caused hot weather remain in almost the whole areas with very hot weather in some areas over upper Thailand and widely scattered to scattered rain. For southern part, rainfall was observed throughout the week.