Weekly Weather Summary
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March 16, 2020 - March 22, 2020Max. Rainfall AmountMax. Temperature
Thailand
The heat low pressure cell covered upper Thailand causing generally hot weather with very hot weather in some areas over upper Thailand almost the week. Moreover, the high pressure areas from China covered the northeastern part and the South China Sea on the first day of the week. In addition, the southerly and southeasterly wind prevailed over upper Thailand throughout the week, together with the westerly trough moved through the northern part and covered the upper northeastern part during the second half of the week. These conditions caused unusual rainfall almost the week and thunderstorm occurred in several areas over upper Thailand. In southern part, under the prevailing of the easterly wind over the Gulf of Thailand and the southern part during the first half of the week, light rain was found in some areas during the early week.    
Northern Part
Generally hot weather throughout the week with very hot weather in some areas. Isolated rain with heavy rainfall in some areas during the middle of the week and weekend. Thunderstorms were reported at Phetchabun and Phitsanulok provinces on 20 Mar. and at Pichit province on 21 Mar. 37.8 mm at Lom Sak Phetchabun on 20 Mar.  41.5 º C at Bhumibol Dam Tak on 18 Mar. and at Thoen Lampang on 18 Mar.  
Northeastern Part
Generally hot weather almost the week. Isolated to scattered rain with heavy rainfall in some areas. Thunderstorm were reported at Nongkhai, Udon Thani, Amnat Charoen provinces on 19 Mar., at Loei, Nong Bua Lamphu, Khon Kaen, Nakhon Phanom, Kalasin, Roi Et, Nakhon Ratchasima provinces on 20 Mar. Hail occurred at Nongkhai province on 21 Mar. 75.5 mm at Kantharawichai Mahasarakham on 20 Mar.  38.7 º C at Mueang Loei on 18 Mar. and at Ubon Ratchathani Agromet Stn. Ubon Ratchathani on 21 Mar.  
Central Part
Generally hot weather almost the week with very hot weather in some areas of Nakhon Sawan province on 18 Mar. Light to moderate rain occurred in some areas during the beginning and the middle of the week. 35.0 mm at Maenam Phachi Wildlife Sanctuary Ratchaburi on 18 Mar.  40.0 º C at Mueang Nakhon Sawan on 18 Mar. 
Eastern Part
Generally hot weather in the upper portion almost the week. Isolated rain with heavy to very heavy rainfall in some areas. 101.5 mm at Phliu Agromet Stn. Chanthaburi on 20 Mar.  37.1 º C at Mueang Prachin Buri on 19 Mar. 
Southern Part (East Coast)
Hot weather in several areas. Light rain occurred in some areas on 17 Mar. 7.0 mm at Tha Sae Chumphon on 17 Mar.  37.7 º C at Phra Saeng Surat Thani on 21 Mar. and at Chawang Nakhon Si Thammarat on 21 Mar.  
Southern Part (West Coast)
Generally hot weather almost the week. 38.5 º C at Mueang Satun on 20 Mar. 
Metropolitan
Hot weather in several areas almost the week. 37.5 º C at Queen Sirikit National Convention Center Khet Khlong Toei on 19 Mar. (38.0 º C at Khlong Luang Pathum Thani on 22 Mar.)  
Weekly total Rainfall and Weekly mean minimum temperature Map
Issued Date March 23, 2020