Mumbai

Mumbai Weather Update: Light Rain and High Tide Alert on July 21

On July 21, Mumbai is forecasted to experience light to moderate rain, with a high tide expected at 4:18 PM. The city's temperatures will range from 26°C to 32°C. Rainfall data shows significant accumulation in suburban areas, contributing to rising water levels in the city's reservoirs, which now sit at 54.05% of their capacity. Meteorological updates highlight the ongoing impact of the monsoon season on Mumbai's water supply and weather patterns.

Mumbai Ground Reporter

Mumbai Ground Reporter

Jul 21, 2026

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This article was curated with AI assistance and published by the MBN News Desk.

Mumbai Weather Update: Light Rain and High Tide Alert on July 21
AI Generated ImageSource: MBN News Desk

Key Takeaways

  • Mumbai to experience light rain on July 21
  • High tide expected at 4:18 PM today
  • Reservoirs now at 54.05% capacity due to rain

Mumbai monsoon is doing exactly what it does every single year and still somehow it feels worth talking about . July 21 forecast is out and honestly,it is looking like classic Mumbai rainy day all over again.

IMD has predicted generally cloudy sky with light to moderate rainfall for the city . Maximum temperature expected around 32 degrees Celsius and minimum hovering near 26 degrees Celsius . Typical monsoon weather,nothing unusual,but tide timings and reservoir numbers this time are actually quite interesting.

So regarding tides,high tide is scheduled at 4:18 PM today with sea level of 4.01 metres . Another high tide follows early morning at 4:53 AM on July 21 at 3.47 metres . Low tide expected at 10:31 PM at 1.33 metres and another one at 10:28 AM next day at 2.21 metres . For people living in coastal areas or low-lying zones,these timings matter more than people realize .

And this is where things get genuinely interesting from water supply side .

Rainfall recorded across different zones showed quite uneven distribution honestly . City itself recorded 17.43 mm but eastern suburbs got 72.35 mm and western suburbs saw 70.36 mm . That gap between city center and suburbs is not small thing at all.

Few key numbers worth noting right now:

  • Mumbai's seven lakes have collectively reached 54.05% storage capacity,totaling 7,82,370 million litres out of possible 14,47,363 million litres.
  • Modak Sagar reservoir rose 0.47 metres to reach 160.30 metres,holding 1,05,756 ML right now .
  • Middle Vaitarna recorded significant rise of 0.63 metres reaching 266.39 metres,one of the bigger jumps in recent days .

Report from Hydraulic Engineer's Department released on July 20 confirmed these figures . Upper Vaitarna lake currently sits at 598.51 metres with 76,605 ML stored and 0.15 metres rise in last 24 hours . Tansa lake reached 127.58 metres with storage of 1,25,324 ML . Numbers are moving in right direction for city's drinking water situation .

54% by mid-July is decent progress honestly . Every year city watches these reservoir levels with lot of anxiety because if monsoon underperforms even slightly,water cuts follow through summer months next year . So these rising numbers carry real weight for ordinary residents.

And at same time,Mumbai's geography makes this whole rainfall distribution story complicated . Same monsoon system dropping 17 mm in one zone and 72 mm just few kilometers away… that kind of uneven pattern creates flooding risk in some areas while others barely get wet .

Question that lingers is whether remaining monsoon weeks will push reservoir levels comfortably past 80 or 90 percent . 54% in July is decent but city needs consistent rainfall through August too . Whether that happens or season starts weakening early…

Source: MBN News Desk
#Mumbai#Weather#India Meteorological Department#High Tide#Rainfall#Monsoon#Upper Vaitarna#Modak Sagar#Tansa#Water Supply

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