On June 13, the large-scale hot spell occurs in the areas of northern-east, northern-west and several parts of northern-central and central-central.
The highest temperature is expected to be over 37 degrees Celsius.
However, in the northern region, heat wave is forecast to be ended on June 15 while the central region, heat wave continues hitting.
Bad weather is still covering over the southern region due to strong operation of south-west winds of level 5 to 6.
Rains will continue occurring in the region.