Note by Vag.Dr.Vineet Kumar..co author, vagaries 

Cyclone Biparjoy now is at least a Category 1 cyclone (hurricane strength)  for 114hrs. This is the longest duration of arabian sea cyclone with at least category 1 cyclone strength (>65 knots) in satellite era (since 1982) as per jtwc

 Cyclone Biparjoy is also the fourth longest lived cyclone in the premonsoon season in Arabian sea in satellite era (since 1982). 

Currently it is active with winds at least 35 knots for 144hrs as per jtwc.

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11th June 4 pm IST 

"BIPARJOY"...Cat.3, Core Winds 165/175 Kmph..Gusting to 195 Kmph, Core Pressure estimate 960 hpa, 

TRACKING N till 21N Lat. & NE after crossing 21N....., AS INFLUENCED BY ANTICYCLONE TO THE EAST AND WEST OF THE SYSTEM.

ALERT FOR KUTCH AND SAURASTRA: Squally winds at 70-80 Kmph and very rough seas from 11th June.

Vag.Vineet informs:

Biparjoy is also the strongest cyclone in Arabian Sea (including all months) after cyclone tauktae as per both IMD & JTWC

Also this is the 8th category 3 cyclone in pre-monsoon  season(March-June) in Arabian sea since 1980, out if which 7 have formed after 2000

The accumulated cyclone energy this season so far in north Indian ocean is 312% more than climatology

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Mumbai: *Partly cloudy with few pre-monsoon showers or thundershowers. Squally winds around 35-40 Kmph.

* Cyclone on 11th Evening 550 Kms West of Mumbai in the Arabian Sea. Moving towards Kutch.