7 day Weather Forecast
Weather Forecast
During 20 - 26 December 2023
During 20 - 26 Dec, the another strong high-pressure system from China will extend to Thailand and the South China Sea with a decrease in temperature and strong wind in the country. A decrease in temperature by 5 - 8 C is likely in the Northeast, 4 - 6 C decrease in temperature is likely in the North and a decrease in temperature by 3 - 5 C is likely in the Central including Bangkok and its vicinity and the East while a decrease in temperature by 2 - 4 C is likely in the upper South. During 20 - 21 Dec, The moderate northeast monsoon prevails over the Gulf and the South with isolated thundershowers and heavy rains in the South. The wind and waves in the Gulf are about 2 meters high and above 2 meters high in thundershowers. In the Andaman Sea, the waves has about 1 meter high, above 1 meters high in offshore. During 22 - 25 Dec, the northeast monsoon prevailing over the Gulf and the South will strengthen while an active low-pressure cell over the lower South China Sea, is expected to move through the lower South, Malaysia and the lower Andaman Sea repspectively. Isolated heavy to very heavy rains are likely in the lower South. The strong wind forces the waves in the Gulf up to about 2- 4 meters high and above 4 meters high in thundershowers. In the Andaman Sea, the waves has about 2 meters high, above 2 meters high in thundershowers and offshore. After that, the northeast monsoon prevailing over the Gulf and the South is weakening with isolated thundershowers and heavy rains. The strong wind forces the waves in the Gulf up to about 2 - 3 meters high and above 3 meters high in thundershowers. In the Andaman Sea, the waves has 1 - 2 meters high, about 2 meters high in thundershowers and offshore.
Caution
People in the country should keep healthy due to cool to cold weather and beware of fire due to strong winds and dry air throughout the period. During 22 - 26 Dec, People in the lower South should beware of heavy to very heavy rain and its accumulations that may cause flash flood and overflows. People along the South (east coast) shore should beware of inshore surges. All ships should proceed with caution and keep off thundershowers. Small boats in the Gulf should keep ashore.
Announcement Date 20 December 2023 05:30 AM
Regional Weather Forecast
During 20 - 26 December 2023
Northern
During 21 - 25 Dec, cool to cold with strong winds and 4 - 6 C drop in temperature. Minimum temperature 10 - 21 C. Maximum temperature 24 - 32 C. Cold to very cold on the mountain top with isolated frost : minimum temperature 3 - 10 C. Northeasterly winds 10 - 30 km/hr. On 26 Dec, cool to cold. Minimum temperature 11 - 19 C. Maximum temperature 25 - 31 C. Cold to very cold on the mountain top with isolated frost : minimum temperature 4 - 10 C. Northeasterly winds 10 - 30 km/hr.
Northeastern
During 20 - 25 Dec, cool to cold with strong wind and 5 - 8 C drop in temperature. Minimum temperature 9 - 18 C. Maximum temperature 26 - 31 C. Cold to very cold on the mountain top: minimum temperature 6 - 12 C. Northeasterly winds 15 - 35 km/hr. On 26 Dec, cool to cold with strong wind. Minimum temperature 11 - 18 C. Maximum temperature 28 - 31 C. Cold to very cold on the mountain top with isolated frost : minimum temperature 8 - 13 C. Northeasterly winds 15 - 35 km/hr.
Central
During 21 - 25 Dec, morning cool with strong wind and 3 - 5 C drop in temperature. Minimum temperature 15 - 21 C. Maximum temperature 26 - 32 C. Northeasterly winds 15 - 30 km/hr. On 26 Dec, morning cool with strong wind. Minimum temperature 17 - 22 C. Maximum temperature 28 - 31 C. Northeasterly winds 15 - 25 km/hr.
Eastern
During 21 - 25 Dec, morning cool with strong wind and 3 - 5 C drop in temperature. Northeasterly winds 20 - 35 km/hr. Wave height about 2 meters and above 2 meters offshore. Minimum temperature 17 - 23 C. Maximum temperature 28 - 32 C. On 26 Dec, morning cool with strong wind. Northeasterly winds 15 - 35 km/hr. Wave height 1 - 2 meters and about 2 meters offshore. Minimum temperature 19 - 22 C. Maximum temperature 30 - 32 C.
Southern (East Coast)
During 20 - 21 Dec, isolated to scattered thundershowers with isolated heavy rains. Minimum temperature 23 - 26 C. Maximum temperature 31 - 34 C. Northeasterly winds 20 - 35 km/hr. Wave height about 2 meters and above 2 meters in thundershowers. During 22 - 25 Dec, Upper part: morning cool with strong wind and 2 - 4 C drop in temperature. Minimum temperature 19 - 23 C. Maximum temperature 28 - 30 C. Lower part: scattered thundershowers with isolated heavy to very heavy rain during 23 - 25 Dec. Minimum temperature 23 - 25 C. Maximum temperature 28 - 33 C. Northeasterly winds 20 - 45 km/hr. Wave height 2 - 4 meters and above 4 meters in thundershowers. On 26 Dec, Upper part: morning cool with strong wind Minimum temperature 20 - 23 C. Maximum temperature 29 - 31 C. Northeasterly winds 20 - 40 km/hr. Wave height about 2 meters and above 2 meters in thundershowers. Lower part: isolated thundershowers with isolated heavy rain. Minimum temperature 23 - 25 C. Maximum temperature 28 - 33 C. Northeasterly winds 20 - 40 km/hr. Wave height 2 - 3 meters and above 3 meters in thundershowers.
Southern (West Coast)
During 20 - 21 Dec, isolated thundershowers. Northeasterly winds 15 - 30 km/hr. Wave height about 1 meter and above 1 meter offshore. During 22 - 25 Dec, isolated to scattered thundershowers with isolated heavy rain mostly the lower part. Northeasterly winds 20 - 35 km/hr. Wave height about 2 meters high, above 2 meters high in thundershowers and offshore. On 26 Dec, isolated thundershowers mostly the lower part. Northeasterly winds 15 - 35 km/hr. Wave height 1 - 2 meters high, above 2 meters high in thundershowers and offshore. Minimum temperature 23 - 27 C. Maximum temperature 30 - 35 C.
Bangkok Metropolitan
During 21 - 25 Dec, morning cool with strong wind and 3 - 5 C drop in temperature. Minimum temperature 18 - 23 C. Maximum temperature 29 - 34 C. Northeasterly winds 15 - 30 km/hr. On 26 Dec, morning cool. Minimum temperature 20 - 22 C. Maximum temperature 30 - 33 C. Northeasterly winds 15 - 25 km/hr.
Announcement Date 20 December 2023 05:30 AM
Source: Thai Meteorological Department