According to the National Center for Hydro-Meteorological Forecasting, on July 18, the North and the area from Thanh Hoa to Da Nang, the East of the provinces from Quang Ngai to Dak Lak and Khanh Hoa will have hot weather, some places will have severe heat with the highest temperature commonly 35 - 38 degrees Celsius, there are monitoring stations above 38 degrees Celsius such as: Bac Me station (Tuyen Quang) 38.2 degrees Celsius; Cho Ra station (Thai Nguyen) 38.2 degrees Celsius; Son Dong station (Bac Ninh) 38.4 degrees Celsius; Son Tay station (Hanoi) 38.8 degrees Celsius; Do Luong (Nghe An) 38.2 degrees Celsius. The lowest humidity is commonly 50 - 60%.
On July 19, the Northeast region will have hot weather with the highest temperature commonly 35 - 36 degrees Celsius, some places above 36 degrees Celsius. The hot weather will last from 12 - 16 hours.
The area from Thanh Hoa to Da Nang, the East of the provinces from Quang Ngai to Dak Lak and Khanh Hoa will have hot weather, some places will have severe heat with the highest temperature commonly 35 - 37 degrees Celsius, some places will be over 37 degrees Celsius. The lowest relatively humidity is commonly 50 - 60%. The hot weather is from 11am to 5pm.
The Northwest region will have localized heat waves with the highest temperature above 35 degrees Celsius.
On July 20, the mountainous areas west of Nghe An to Hue, Da Nang, the eastern areas of the provinces from Quang Ngai to Dak Lak and Khanh Hoa will have hot weather with the highest temperature commonly 35 - 37 degrees Celsius, some places above 37 degrees Celsius. The lowest relatively humidity commonly 50 - 55%. The hot weather is from 11 - 16 hours.
The meteorological agency warns that the risk of natural disasters due to heat is level 1.
Due to the influence of hot weather combined with reduced humidity in the air and southwest winds causing a flat surface effect, there is a risk of fire and explosion in residential areas due to increased demand for electricity and the risk of forest fires.
Hot weather can also cause dehydration, exhaustion, and heat stroke in the human body when exposed to high temperatures for a long time.
Note, the forecast temperature in hot weather reports and the actual outdoor temperature may range from 2 - 4 degrees Celsius, or even higher depending on buffer conditions such as concrete and asphalt.
The meteorological agency forecasts that from July 20, the heat in the North will decrease. From July 21, the hot weather in the Central region will gradually ease.
