Weekend forecast from Friday 21st to Sunday 23rd July: 

Rains to remain active across Maharashtra, Gujarat, Goa, coastal Karnataka and Himalayas!

Mumbai:

Seasonal Rains till today: SCruz 1488 mms ( 59.5") : excess by 351 mms till date. 

Colaba 1140 mms  ( 46"): excess by 75 mms.

Moderate showers expected on Friday with average 40-50 mm per day. 

Rains cannot stop completely!

After a " small respite ", some increase in rainfall possible on Saturday/Sunday. 

Usual low-lying areas may see temporary water logging, no major alert. 

Thane and Palghar districts may see some heavier rain (above 120 mm possible in some areas). 

There is a good chance of some heavy rainfall in Mumbai's water-supplying lakes region.

Localized places in Palghar district may get even heavier rain (maybe 200 mm or more). 

Pune: Reduction in rain on Friday 21st, but may pick up on weekend with some moderate showers - upto 20-30 mm over the weekend. 

Madhya Maharashtra: Northern districts like Jalgaon, Dhule, Nandurbar may receive some moderate to heavy rain over the next 2-3 days. Ahmednagar region (outside Ghats) can get moderate showers in some northern parts over the weekend. 

Marathwada: Expecting some moderate to heavy rains in Sambhajinagar, Jalna, Hingoli, Parbhani, Nanded, Beed districts. Other regions in Marathwada can also receive moderate showers. 

Vidarbha: Moderate to heavy rains likley in parts of Nagpur, Akola, Amravati, Buldhana districts. 

Goa: Moderate to heavy rains continue over the weekend (40-80 mm per day). 

Coastal Karnataka: Moderate to heavy showers to continue. 

Parts of Belgaum, Dharward belt to also receive moderate rain. 

Reasoning 👇 

BB-4 low which is remaining over Odisha region will move west towards Gujarat. Westerlies from Arabian Sea continue to provide moisture. 

A shear zone may persist at 700 hPa along Dahanu/south Gujarat into parts of Nashik/Dhule districts of Maharashtra, which can cause localized very heavy rain for parts of Palghar district or south Gujarat region. 

Gujarat: Expecting moderate to heavy rainfall in Baroda, Ahmedabad, Bharuch regions. Valsad and Surat regions to also receive heavy rain. Parts of Saurashtra can also get heavy rain over the weekend - some places can get above 150 mm in 24 hours. Moderate showers for parts of Kutch. 

Himalayan belt of Jammu, Kashmir, Himachal Pradesh, Uttarakhand and Nepal will continue getting moderate rain/thundershowers, with localized heavy rain. 

Instances of flash flood, mudslides/landslides may occur in few regions in Himalayas.