Weather Bee | Temperature alone cannot predict distress as monsoon approaches

Experts have pointed to an abundance of moisture in the atmosphere as one of the reasons behind the thunderstorm in Mumbai on May 13 that left at least 14 people dead and 74 injured. Average maximum temperature forecast As the above map shows, almost the entire northern half of India is likely to average a maximum of 40°C or higher in the five days ending May 18. This can be seen from another map below, which shows the average maximum of relative humidity in the five days ending May 18. HT used the formula for heat index from the National Oceanic and Atmospheric Administration of the US government on each hour’s temperature and humidity forecast to calculate the average maximum heat index in the five days ending May 18. Average of maximum daily heat index forecast To be sure, NOAA advises “extreme caution” at even 32.8°C heat index, a level most areas in the country are likely to experience in the ongoing week.