Co Authors: GSB, Shreyas Dhavale, Pradeep John, Dr. Vineet Singh, Gokul

Friday, July 03, 2026

 3rd Night Post:

Weekend Weather : Red Alert 🌧☔

Mumbai:  Heavy to very heavy rains in regular frequency with gusty winds.




Accumulated 2 day rainfall could vary from area to area.. around 250-300 mms. Chances of flootding in prone areas. The Red Alert issued earlier is self explanatory.

Mumbai Lakes will get good weekend rains around 250 - 350 mms over the weekend. Storage can improve by 5/7%.

Pune: Days cool at 25°. Frequent to constant moderate showers... With around 85-100 mms 2 day accumulated rainfall. Dams Storage can improve. 

Sambhajinagar: Moderate to heavy showers.. Around 60-80 mms.

Bharuch : Moderate occasional showers over the weekend. Could accumulate 80 - 90 mms in the weekend.

---------------------------------------------------------------------------------------——------------------

Monsoon has been "over active" In Saurashtra.. 

Last 24 hrs rain 


With over 450 mms in last 48 hrs. Due to a running thru trough. 






Raigad District Talukawise Rainfall (mm) – 03 July 2026

(Highest to Lowest)

Rainfall (mm)

Pen 150

Shrivardhan 145

Tala 137

Uran 125

Mhasala 125

Sudhagad 119

Matheran 117.2

Panvel 116.2

Murud 113

Poladpur 105

Alibag 98

Roha 98

Mahad 89

Mangaon 88

Karjat 72

Khalapur 72

Ratnagiri district rainfall in mm:

Mandangad-160

Khed-88

Dapoli -59

Wakvali-,92

Chiplun-41

Guhagar -32

Sangmeshwar-65

Lanja-57

Rajapur-70

Sindhudurg district rainfall in mm:

Dodamarg-111

Kankavli-38

Malvan-1

Kudal-16

Mulde Agri-18.2

Sawantwadi-50

Devgad-6

Rameshwar Agri-18.2

Vaibhavwadi-51

Vengurla-35

Compiled by Vag.A.Apte

These totals are consistent with the widespread heavy rainfall over Raigad district during the active monsoon spell affecting Konkan on 3 July 2026. 

Thursday, July 02, 2026

South June Toppers compiled by Pradeep John:

Karnataka toppers 2026

1. Manki (Uttara Kannada) 966 mm

2. Gokarna (Uttara Kannada) 881 mm

3. Santeguli (Uttara Kannada) 832 mm

4. Kumta (Uttara Kannada) 819 mm

5. Talakaveri (Kodagu) 808 mm

6. Karwar (Uttara Kannada) 803 mm

7. Honnavar (Uttara Kannada) 797 mm

8. Hulikal (Shivamogga) 787 mm

9. Amasebail (Udupi) 772 mm

10. Mulikar (Udupi) 736 mm

Goa Station June Rainfall

1 Canacona 1061.2 mm

2 Margao 773.2 mm

3 Dharbandora 660.9 mm

4 Quepem 603.6 mm

5 Pernem 579.6 mm

6 Mormugao 587.8 mm

7 Sanguem 517.6 mm

8 Mapusa 523.4 mm

9 Valpoi 480.7 mm

10 Dabolim 559.8 mm

 Tamil Nadu SWM Rainfall Toppers June 2026

1. Upper Kodayar (Kanyakumari) 1232 mm

2. Nalumukku (Tirunelveli) 1121 mm

3. Oothu (Tirunelveli) 1040 mm

4. Chinnakallar (Coimbatore) 920 mm

5. Kakkachi (Tirunelveli) 693 mm

6. Chincona (Coimbatore) 620 mm

7. Manjolai (Tirunelveli) 543 mm

8. Valparai PTO (Coimbatore) 527 mm 

9. Valparai VAO Office (Coimbatore) 445.2 mm

10. Mylar (Kanniyakumari) 426.0 mm



Wednesday, July 01, 2026

MONSOON REPORT 2026

 




JUNE 2026 was the 5th worst month of monsoon rainfall since 1901. 2009 was the worst year of rainfall within this period (1901-2026) with a record low of 85.7 mm. Percentage wise 1926 was the worst June (9.88%) of that year's total monsoon (97.2mm / 983.7mm).

Since 1901 the June rainfall has ranged from about 10% on the lower end to about 28% on the higher end as as percentage of the four month monsoon period. 1918 was the highest percentage June (28%) of that year's total monsoon (206.3mm / 736.5mm). 

(figures given here might differ slightly based on the various IMD/IITM departmental data sites).

Compiled by Vag GSB

Tuesday, June 30, 2026

 



Significant below normal rain in Pune in June 2026

Pune Shivajinagar recorded 64mm in June 2026. This is the 2nd driest June for Pune after 2016.

June rain in Pune (Shivajinagar) since 2014

2014: 13.8mm

2015: 211.2mm

2016: 59.0mm

2017: 207.8mm

2018: 148.0mm

2019: 197.9mm

2020: 207.7mm

2021: 152.5mm

2022: 35.0mm

2023: 83.9mm

2024: 252.0mm

2025: 207.7mm

2026: 64.0mm

In June 2026 only 3 days Pune Shivajinagar recorded double digit rain (see attached graph).




Maharashtra June Rainfall and deficit %

Compiled by Vag Abhijit👆





Goa details of June from Vagaries Goa by Vag. Atul Naik 








 

 3rd Night Post: Weekend Weather : Red Alert 🌧☔ Mumbai :  Heavy to very heavy rains in regular frequency with gusty winds. Accumulated 2 d...