7-day Forecast
For period of Jul 29, 2009 - Aug 4, 2009
Weather Forecast During 29-31 Jul, the rather strong southwest monsoon prevails over the Andaman Sea, Thailand the Gulf and a low pressure cell covers upper Vietnam. Scattered rain is likely over the upper country and Isolated heavy rain in the North, the Northeast and the East. After that during 1-4 Aug, this southwest monsoon will be strength. Increasing in rainfalls is likely in the western portion of Thailand, the East and the South. Beside, wind-waves in the Andaman Sea and the Gulf will be strength during the period.Warning During 1-4 Aug, All ships in the Andaman Sea and the upper Gulf of Thailand should proceed with caution and small boats should keep ashore.
Northern Part During 29-31 Jul, scattered thundershowers rain and isolated heavy rain mainly in the upper and western portion. Southwesterly winds 10-30 km/hr. After that during 1-4 Aug, widely scattered to scattered thundershowers.
Northeastern Part During 29-31 Jul, scattered to fairly widespread thundershowers and isolated heavy rain mainly in the upper and eastern portion. Southwesterly winds 15-30 km/hr. After that during l-4 Aug, scattered thundershowers mostly in the lower part.
Southwesterly winds 15-30 km/hr.
Central Part Scattered thundershowers throughout the period. Southwesterly winds 15-30 km/hr. As during 31 Jul -3 Aug, isolated heavy rain mainly in the western portion. Southwesterly winds 15-35 km/hr.
Eastern Part During 29-31 Jul, scattered thundershowers. Southwesterly winds 20-35 km/hr. Wave height about 2 meters. After that during 1-4 Aug, scattered to fairly widespread thundershowers and isolated heavy rain mainly in mountains and the coastal areas. Southwesterly winds 20-45 km/hr. Wave height 2-4 meters.
Southern Part (East Coast) During 29-31 Jul, widely scattered thundershowers. Southwesterly winds 15-35 km/hr. Wave height 1-2 meters. After that during 1-4 Aug, scattered thundershowers and isolated heavy rain mainly in the upper portion. Southwesterly winds 20-35 km/hr. Wave height about 2 meters
Southern Part (West Coast) During 29-31 Jul, widely scattered to scattered thundershowers.
Southwesterly winds 20-35 km/hr. Wave height about 2 meters.
After that during 1-4 Aug, scattered to fairly widespread thundershowers and isolated heavy rain mainly in the upper portion. Southwesterly winds 20-45 km/hr. Wave height 2-4 meters.
Metropolitan Scattered thundershowers throughout the period. Southwesterly winds 15-30 km/hr.
As during 31 July -3 Aug, isolated heavy rain. Southwesterly winds 15-35 km/hr.
Thai Meteorological department (02) 398-9874