24th September Night:

Maharashtra Outlook For the Period 24th - 29th...Possibly Monsoon Withdrawing by 1st October .

Mumbai: 

24th-25th: Scattered Thundershowers in Parts of Mumbai..(Not widespread). 

26th-29th: Decrease in rainfall with no meaningful rains...will be Warm and Humid.

Possibly Monsoon Withdrawing by 1st October !

Mumbai region may see end to SWM without usual retreating TS of early October if no further moisture at 850-700 hPa comes up after this Bay depression has dissipated 

Surface winds could still be humid from NW, hot and dry easterlies of October heat still not likely next 2 weeks

Pune:

24th - 25th: Thundershowers of moderate intensity expected by evening.

26th - 30th: No meaningful rainfall.

Possibly Monsoon Withdrawing by 1st October !

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BB-9 situation vis-a-vis Monsoon 

Humidity👇

Movement of BB-9 will towards U.P. as the Dry air 'brushes" against the system's Movement.

With "High" in the Western sector....25th Upper Level Chart👇