7-day Forecast For period of May 29, 2008 - Jun 4, 2008 Weather Forecast The moderate southwest monsoon prevails over the Andaman Sea, Thailand and the Gulf. Thundershowers occur over the country. During May 30 May - June 1, a low pressure trough will across upper northern and upper northeastern Thailand will intensifying. More rain in the Northern and Northeastern Thailand. Warning During May 30-June 1, people in the risky areas of the North mainly in Chiang Rai, Chiang Mai and Nan provinces should beware of heavy rain. Northern Part Scattered thundershowers mostly in the western and lower portion. Southwesterly winds 10-25 km/hr. During May 29 May - June 1, scattered to fairly widespread thundershowers and isolated heavy rain mainly in the upper portion. Variable winds 10-25 km/hr. Northeastern Part Scattered thundershowers mostly in the upper portion. Southwesterly wind 10-30 km/hr. During May 29 May - June 1, scattered to fairly widespread thundershowers and isolated heavy rain mainly in the upper portion. Variable winds 10-30 km/hr. Central Part Widely scattered to scattered thundershowers mostly in the western portion throughout the periods. Isolated heavy rain. Southwesterly wind 10-30 km/hr. Eastern Part Scattered thundershowers throughout the periods. Southwesterly winds 15-30 km./hr. Wave height about 1 meter. Southern Part (East Coast) Widely scattered to scattered thundershowers mostly in the lower portion throughout the periods. Southwesterly winds 10-30 km./hr. Wave height lower than 1 meter. Southern Part (West Coast) Widely scattered to scattered thundershowers throughout the periods. Southwesterly winds 15-35 km./hr. Wave height 1-2 meters. Metropolitan Scattered thundershowers mostly during the afternoon to evening throughout the periods. Southwesterly wind 15-30 km/hr. Thai Meteorological department (02) 398-9874