Daily Forecast Distribution On May 20, 2008 General Situation at 04:00 AM local Time The rather intense monsoon trough lies over northern and upper northeastern Thailand, and moderate southwest monsoon dominated over the Andaman Sea, Thailand and the Gulf. These causes abundant rain and heavy fall many areas in upper Thailand. People in the risk areas should beware disaster of heavy rain condition during this period such as Mae Hong Son, Chiang Mai, Lampang, Sukhothai, Tak, Phetchabun, Uthai Thani, Kanchanaburi, Ratchaburi, Chanthaburi and Trat provinces. Weather Forcast For Thailand From 6:00 AM Tuesday To 6:00 AM Wednesday. Northern Part Fairly widespread thundershowers and isolated heavy rain mainly in Mae Hong Son, Tak, Chiang Rai, Chiang Mai, Lampang, Nan, Phrae, Phayao, Sukhothai, Uttaradit and Phetchabun. Minimum temperature 23 C. Maximum temperature 33 C. Variable winds 10-25 km/hr. Northeastern Part Fairly widespread thundershowers and isolated heavy rain mostly in Loei, Nong Khai, Udon Thani, Nong Bua Lamphu, Sakon Nakhon, Nakhon Phanom, Khon Kean, Amnat Charoen and Ubon Ratchathani. Minimum temperature 23 C. Maximum temperature 33 C. Southwesterly winds 10-30 km/hr. Central Part Fairly widespread thundershowers and isolated heavy rain mostly in Nakhon Sawan, Uthai Thani, Kanchanaburi, Salaburi and Lopburi. Minimum temperature 24 C. Maximum temperature 33 C. Southwesterly winds 15-30 km/hr. Eastern Part Fairly widespread thundershowers and isolated heavy rain mostly in Nakhon Nayok, Prachin Buri, Chonburi, Chanthaburi and Trat. Minimum temperature 26 C. Maximum temperature 34 C. Southwesterly winds 15-35 km/hr. Wave height 1-2 meters. Southern Part (East Coast) Scattered thundershowers mostly in Phetchaburi, Prachuap Khiri Khan and Chumphon. Minimum temperature 24 C. Maximum temperature 35 C. Southwesterly winds 15-35 km/hr. Wave height 1-2 meters. Southern Part (West Coast) Widely scattered thundershowers mostly in Ranong and Phangnga. Minimum temperature 23 C. Maximum temperature 33 C. Southwesterly winds 20-35 km/hr. Wave height about 2 meters. Metropolitan Fairly widespread thundershowers and isolated heavy rain. Minimum temperature 25 C. Maximum temperature 33 C. Southwesterly winds 15-30 km/hr. Thai Meteorological department (02) 398-9874