Islamabad, May 21, 2025: An unrelenting heatwave is set to grip Sindh from May 24 to June 1, as Pakistan’s weather authorities raise alarms over extreme temperatures and a potential cyclone brewing in the Arabian Sea. This developing situation, driven by abnormal sea temperatures, is likely to worsen conditions in major cities like Karachi, where a halt in sea breeze could cause daytime temperatures to soar past 40°C.


According to the Pakistan Meteorological Department (PMD), Sindh is heading into a high-alert weather phase. The primary concern stems from a low-pressure system forming in the Arabian Sea—an area already experiencing unusually warm waters.

This system, which is now close to India’s western coast, could intensify into a deep depression or even a cyclone—potentially named Shakti—by May 24 or 25 if current conditions persist.

The heatwave in Sindh is expected to be severe, especially in Karachi, where the absence of cooling sea breezes may push both indoor and outdoor temperatures to unbearable levels. Experts note that indoor spaces may trap heat more intensely, worsening living conditions amid ongoing electricity outages.

“People need to stay indoors during peak hours, drink plenty of water, and avoid unnecessary exposure,” urged a senior PMD official. The department has warned that the heatwave could persist throughout the week, with temperatures projected to remain 4 to 6°C above normal in Sindh, southern Punjab, and Balochistan from May 20 to 24.

Read More: Karachi Heatwave Alert: Southern Balochistan Also Boils

Meanwhile, areas like Islamabad, central and upper Punjab, Khyber-Pakhtunkhwa, Gilgit-Baltistan, and Kashmir will also face above-normal heat—5 to 7°C higher than average. The extreme heat may also trigger dust storms and gusty winds in several plains.

Meteorological analysts stress the importance of early precautions. “This could become one of the most intense heat spells in recent years,” said climate researcher Dr. Naveed Khan. “Especially if the cyclone system impacts the coastal belt.”

Public Health and Safety Measures:

  • Vulnerable groups—children, the elderly, and women—should avoid direct sunlight.
  • Citizens are advised to stay hydrated and limit outdoor activities during midday.
  • Farmers must reschedule work routines and ensure animals are protected.
  • Melting snow in the northern mountains may accelerate, increasing river flow risks.
  • Water conservation is essential; authorities recommend limiting non-essential usage.
  • Emergency services and local administrations have been asked to stay fully prepared.

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