7-day Forecast
For period of May 18, 2011 - May 24, 2011
Weather Forecast During 18-20 May, the moderate monsoon trough lies over the upper Thailand. Abundant rain and isolated heavy rain in the North, the Northeast, the Central and the East are still expected and wave height about 1-2 meters in the Andaman Sea during the period.
During 21-24 May, this monsoon trough will weaken and the southwest monsoon which over the Andaman Sea and the South is moderate. Decreasing in rainfall is expected over upper Thailand and moderate wind-wave in the Andaman Sea, 2 meters.
Warning During 18-20 May, people in the risky areas in upper Thailand especially in the North, the Northeast and the Central should beware of heavy rain and flash flood and all ships in the Andaman Sea and the upper Gulf of Thailand should proceed with caution.
Northern Part During 18-20 May, fairly widespread thundershowers and isolated heavy rain.
During 21-24May, scattered thundershowers.
Minimum 23-25 oC, maximum 29-35 oC.
Variable winds 10-30 km./hr.
Northeastern Part During 18-20 May, fairly to widespread thundershowers and isolated heavy rain.
Minimum 23-26 oC, maximum 30-35 oC. Variable winds 15-30 km./hr.
During 21-24 May, scattered thundershowers.
Southeasterly winds 10-30 km./hr.
Central Part During 18-19 May, scattered to fairly widespread thundershowers and isolated heavy rain.
Minimum 24-26 oC, maximum 31-35 oC. Variable wind 15-35 km./hr.
During 20-24 May, scattered thundershowers during afternoon to evening.
Southwesterly winds 15-30 km./hr.
Eastern Part During 18-20 May, scattered to fairly widespread thundershowers and isolated heavy rain.
Variable wind 15-35 km./hr. Wave height 1-2 meters and above 2 meters in the thundershower areas.
During 21-24 May, scattered thundershowers and isolated heavy rain.
Minimum 25-27 oC, maximum 31-34 oC. Southwesterly winds 15-35 km/hr.
Wave height about 1-2 meters.
Southern Part (East Coast) Widely scattered to scattered thundershowers throughout the period.
Minimum 23-26 oC, maximum 32-35 oC.
Southwesterly wind 15-35 km./hr.
Wave height 1-2 meters and about 2 meters in the thundershower areas.
Southern Part (West Coast) During 18-19 May, scattered thundershowers
Minimum 23-25 oC, maximum 32-34 oC. Southwesterly wind 15-35 km./hr. Wave height 1-2 meters.
During 19-24 May, scattered to fairly widespread thundershowers and isolated heavy rain.
Southwesterly winds 20-35 km/hr.
Wave height about 2 meters and above 2 meters in the thundershower areas.
Metropolitan During 18-19 May, scattered to fairly widespread thundershowers and isolated heavy to heavy rain. Minimum 25-27 oC, maximum 31-35 oC. Variable wind 15-35 km./hr.
During 20-24 May, scattered thundershowers during afternoon to evening.
Southwesterly winds 15-30 km./hr.
Thai Meteorological department (02) 398-9874