7 day Weather Forecast
May 18, 2020 - May 24, 2020
Weather Forecast Tropical cyclone “AMPHAN” over the middle the Bay of Bengal and forecast it will move to to the upper Bay of Bengal and Bangladesh during 20-21 May. During 18 - 21 May, the strong southwest monsoon over the Andaman Sea and the Gulf of Thailand. More rain over Thailand and isolated heavy rain. The winds and waves in the Andaman Sea will strengthen which, about 2 meters high and above 2 meters in thundershower areas. During 22 - 24 May, the strong southwest monsoon over the Andaman Sea and the Gulf of Thailand is weakening. The upper Thailand is decreasing rain and the South is continue rainfall and isolated heavy rain.
Warning
During 18-21 May, people in the North, the, Central, the East and the South should beware of heavy rain and accumulated rain. All ships in the Andaman Sea should proceed with caution, and small boat should keep ashore.
Northern Part During 19 - 22 May, scattered thundershowers and isolated heavy rain.
Southwesterly wind 10-25 km/hr.
During 18 , 23 – 24 May, isolated thundershowers mostly in the western part.
Minimum temperature 22-26C. Maximum temperature 34-39C.
Southwesterly wind 10-20 km/hr.
Northeastern Part During 18 – 19, 23 – 24 May, Isolated to scattered thundershowers.
Southeasterly wind 10-30 km/hr.
During 20 - 22 May, Isolated thundershowers.
Southwesterly wind 10-30 km/hr.
Minimum temperature 23-26C. Maximum temperature 33-38C.
Central Part On 18 – 22 May, Isolated to scattered thundershowers and isolated heavy rain.
Southeasterly wind 10-30 km/hr.
During 23 - 24 May, isolated thundershowers mostly in the western part.
Southwesterly wind 10-25 km/hr.
Minimum temperature 23-25C. Maximum temperature 33-39C.
Eastern Part Scattered thunderstorms throught out the period with isolated heavy rain during 18 – 21 May.
Minimum temperature 23-25C. Maximum temperature 32-36C.
During 18 - 21 May, Southwesterly wind 15-35 km/hr.
Wave height 1-2 meters and about 2 meters in thundershowers areas.
During 22 - 24 May, Southwesterly wind 15-30 km/hr.
Wave height about 1 meter and about 2 meters in thundershowers areas.
Southern Part (East Coast) Isolated to scattered thundershowers through out the period and isolated heavy rain during 19 – 21 May.
Southwesterly winds 15-30 km/hr.
Wave height about 1 meter and 1-2 meters in thundershowers areas.
Minimum temperature 23-26C. Maximum temperature 33-37C.
Southern Part (West Coast) Scattered to fairly widespread thundershowers throught out the period and isolated heavy rain.
During 18 - 22 May, Southwesterly winds 20-35 km/hr.
Wave height about 2 meters and above 2 meters in the thundershowers areas.
During 23 - 24 May, Southwesterly winds 15-35 km/hr.
Wave height 1-2 meters and above 2 meters in the thundershowers areas.
Minimum temperature 23-26C. Maximum temperature 31-36C.
Metropolitan During 18 - 21 May, scattered thundershowers.
Southwesterly wind 15-30 km/hr
During 22 - 24 May, isolated to scattered thundershowers.
Southwesterly wind 10-30 km/hr
Minimum temperature 24-26 C. Maximum temperature 34-38C.
Issued: May 18, 2020
Source: Thai Meteorological Department