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Weather Explained!: What is a Heatwave?

08:08 AM
27 April 2026

Weather Explained
What is a Heatwave?

What is a heatwave?

A heatwave is defined as a period of unusually high temperatures lasting for several days.

In India, it is declared when the maximum temperature reaches at least 40°C and is 4.5°C above normal for that region.

Nagpur

Sa
27
41
Su
27
41
Mo
28
42
Tu
29
42
We
30
43
Th
31
44
Fr
32
44
Sa
31
45
Su
31
45
Mo
30
44
Tu
30
44
We
30
43
Th
31
45
Fr
30
45
Max (°C)
Min (°C)
moreless

Over the days, day temperatures may increase in many districts, pushing conditions into heatwave category.

TemperatureRadar Update

Such extreme heat can impact health, causing dehydration and heatstroke. Residents are advised to stay indoors during peak afternoon hours, drink plenty of water, and follow weather alerts.

Stay updated with Weather & Radar for timely warnings and safety tips.

Weather & Radar editorial desk
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