Vietnam has begun to experience a heat wave that will last for several days on Saturday, according to the National Center for Hydro-Meteorological Forecasting.
The center has issued a heat wave warning for all three regions of the Southeast Asian country through April 28.
Temperatures are expected to hover around 35-36 degrees Celsius in most parts of the northern and central regions and range between 34 and 35 degrees Celsius in the Central Highlands and southern regions.
During this period, the ultraviolet index has risen to extreme levels, except in Ha Long City of northern Quang Ninh Province.
In addition, there might be showers of rain and thunderstorms in the afternoon and at night in some areas.
From April 29, a low pressure area is likely to form over the East Vietnam Sea.
During the last three or four days of April, the Central Highlands and the southern regions are expected to see increased showers and thunderstorms.