Certainly! Here is the forecast and details about the low-pressure system affecting Karachi until September 10, 2025.

Low-Pressure System: A deep depression over southeast Sindh is driving strong monsoon currents into southern Pakistan, including Karachi. This system is expected to persist until September 10, bringing widespread rain, thunderstorms, and occasional heavy to very heavy downpours .
Timeline: The heaviest rainfall is forecasted from September 8 to 10, with scattered intense showers likely to continue through September 9. Conditions are expected to gradually improve from September 11 onward, transitioning to hot and dry weather in most areas .

Karachi and Southern Sindh: Karachi may experience strong storms with thunder and lightning from September 8 to 10. Outskirts could see light rain earlier on September 7. Other affected districts in Sindh include Tharparkar, Umerkot, Mirpurkhas, Sanghar, Khairpur, and Shaheed Benazirabad .
Regional Impact: Central and South Punjab, northeastern and southern Balochistan may also receive widespread rain, while isolated showers are possible in northeastern Punjab, Khyber Pakhtunkhwa, Gilgit-Baltistan, and Kashmir .

Rainfall Intensity: Karachi may receive 1 to 2 inches of rain on September 9, with localized flooding possible due to poor drainage systems. Urban flooding is a significant risk in low-lying areas .
Additional Hazards: Thunder, lightning, and gusty winds (up to 15 mph) may accompany the storms. Humidity levels will remain high (75–88%), exacerbating discomfort. Reduced visibility and hazy conditions are also expected .