A heatwave happens when temperatures are very high for three days. The temperature must be at least 35 C and the average temperature must be at least 29 C.

Southeast Asian countries have been facing very high heat.

Temperatures in Malaysia are over 37 C and Bangkok's heat index is over 52 C.

AccuWeather agrees with the government. Temperatures in Singapore will be 26-32 C. There will be thunderstorms. The weather will be like this until next weekend.