7-day Forecast
For period of Sep 30, 2009 - Oct 6, 2009
Weather Forecast Typhoon “KETSANA” has been downgraded to tropical storm and depression respectively and centered at Ubon Ratchathani province. Moving westward and low pressure cell are expected. While the active southwest monsoon prevails over the Andaman Sea, southern Thailand and the Gulf of Thailand. These cause abundance and heavy rain many places over the country especially there are widespread rain with gusty in the Northeast (during 30 Sep-1 Oct, 2009) after that decreasing rain. Strong wind-wave in the in the Andaman Sea and the Gulf of Thailand with above 2 meters are likely. During 4-6 Oct, 2009, High pressure system from China will extend its ridge to cover Myanmar, Laos and upper Vietnam, causing monsoon trough over the lower Central, upper South and East will intensify while moderate southwest monsoon dominates the Andaman, southern and gulf of Thailand. More rain and heavy rain some area is likely. Warning During 30 Sep-1 Oct, Peoples in risky of the lower North, the Central, the Northeast, the East and the South (west coast) of Thailand should beware of flooding conditions. All ships in the Andaman Sea and the Gulf of Thailand should proceed with caution.
Northern Part Widely scattered to scattered thundershowers and isolated heavy rain mainly in the lower portion. Northwesterly winds 15-30 km/hr During 4-6 Oct, scattered thundershowers and isolated heavy rain.
Northeastern Part During 30 Sep-1 Oct, widespread thundershowers and heavy to very heavy rain in many places with windy after that decreasing rain. Variable winds 20-35 km/hr.
During 4-6 Oct, scattered thundershowers mostly in the lower portion.
Central Part During 30 Sep-1 Oct, scattered thundershowers and isolated heavy rain with windy after that decreasing rain. Variable winds 20-35 km/hr During 4-6 Oct, scattered to fairly widespread thundershowers and isolated heavy rain. Southwest winds 10-30km/hr.
Eastern Part During 30 Sep,- 1 Oct, Scattered with fairly widespread thundershowers and isolated heavy rain after that decreasing rain. Westerly winds 20-40 km/hr. Wave height 2-3 meters. During 4-6 Oct, scattered thundershower and isolated heavy rain. Southwest winds 15-35 km/hr. Wave height about 2 meters.
Southern Part (East Coast) Scattered thundershowers throughout the period and isolated heavy rain mainly in the upper portion especially during 30Sep,-1 Oct, . Southwesterly winds 20-40 km/hr. Wave height about 2 meters and above 2 meters off-shore.
Southern Part (West Coast) Scattered to fairly widespread thundershowers throughout the period and isolated heavy rain mainly in the upper portion especially during 30 Sep.-2 Oct.
Southwesterly winds 20-40 km/hr. Wave height 2-3 meters.
Metropolitan During 30 Sep-1 Oct, scattered to fairly widespread thundershowers with windy after that decreasing rain. During 4-6 Oct, scattered thundershowers and isolated heavy rain. Southwesterly winds 10-30 km/hr
Thai Meteorological department (02) 398-9874