Wednesday, October 26, 2016

Cyclone Kyant is here

03B Cyclone is officially named as In past 12hrs, again it has tracked WSW, no further intensification observed ..


Tuesday, October 25, 2016

99B is now a Cyclone 03B and tracking towards Andhra !!


2:30pm, 99B has intensified into a Cyclone and now tracked as 03B.
It might get its name #Kyant before midnight.. https://d2jhuj1whasmze.cloudfront.net/photos/original/ojcUF.gif
03B, during past 12 hrs it has tracked West and then WSW.
Present position is plotted in map.
ADT analysis says pressure around 990mb .. https://d2jhuj1whasmze.cloudfront.net/photos/normal/ojdzI.jpg


03B, Now ALL models suggest a #Diwali menace from Bay for zones from N-coast Tamilnadu, Chennai to central-coast Andhra ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/ojdY1.jpg  


Models also suggest a weakening of this Cyclone to depression after 48hrs while nearing Andhra coast due to Dry air from NW and high shear ! ... https://d2jhuj1whasmze.cloudfront.net/photos/original/ojg1x.gif 
03B, already we can see DRY air from North #India is starting to entrain into  NW,W,SW quadrants of the system ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/ojgHB.jpg

Due to 03B Cyclone, As of now, on #Diwali day, 29-Oct, there's a 50% chance of Rain and Winds for S-coast Andhra and #Chennai.
Due to mid-level circulation over Lakshadweep .. scattered T showers possible for S,central Kerala and into S,SE Tamilnadu in next 30hrs.

October 25, 2016 at 07:08AM


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Monday, October 24, 2016

99B - North, NNW drift observed, No intensification !



5:30pm, 99B, Still a depression and a Northward drift observed ... https://d2jhuj1whasmze.cloudfront.net/photos/original/oh0Ae.gif 
https://d2jhuj1whasmze.cloudfront.net/photos/normal/oh0AC.jpg 
https://d2jhuj1whasmze.cloudfront.net/photos/normal/oh0Bl.jpg 

99B, Now, many models suggest a NW, WNW movement and then a WSW or SW movement "may be towards Andhra coast" .. https://d2jhuj1whasmze.cloudfront.net/photos/normal/oh1Lx.jpg

Sunday, October 23, 2016

October 23, 2016 at 06:21PM


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99B - Intensity and where it can move ?



99B is now a depression (according to IMD) and nearing Myanmar coast. 
But US Navy still plotting pressure around 1004mb ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/ofcXi.jpg
12pm, Most of convective activity is still concentrated over W,SW,NW quadrants of 99B.
T showers popping over Myanmar coast ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/ofd3t.jpg

99B - What next?
It'll track NE for 24hrs and then North or NNW into North Bay on 25-Oct.
As shear is low, it'll intensify to Cyclone.



For 99B..
GEFS expects the system to track NNW and crash into S Bangladesh... https://d2jhuj1whasmze.cloudfront.net/photos/normal/ofdjs.jpg
HWRF model suggests or confused about the track "after 99B reaches Cyclone and drifts into N Bay" ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/ofdmk.jpg
UKMET model suggests a WSW drift after 99B reaches North Bay as a Cyclone ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/ofdsH.jpg

Why models are confused?
All because of the 2 ridges and the 99B is struck right in-between ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/ofdzL.jpg

Next 2 days, scattered T showers expected over central,N-central,W-ghats Kerala and into Nw,W,central,SE,central-coast Tamilnadu ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/ofgFX.jpg

Friday, October 21, 2016

Update on 99B and "Chennai & Tamilnadu may not witness NEM this October"


Typhoon #Haima has made landfall around noon today ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/od7SY.jpg


Now focus shifts to 99B in Bay, at present in central Bay as a LOW ... Low level circulation is exposed with convective activity over West ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/od8qJ.jpg
9pm, IR shows still convective activity is over W,SW.
It's pull effect is giving T showers over Kerala and S,central,SE Tamilnadu ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/od9Ag.jpg

99B is expected to gain intensity slowly with an initial movement of NE towards Myanmar coast.
And take a N or NNW movement in next 2 days ... https://d2jhuj1whasmze.cloudfront.net/photos/original/odadX.gif
99B in next 2 days is expected to move NE, with moderate intensification into a Depression !
Shear is less in its NE direction ! ... 


During next 2 days.
Scattered T showers over central,S Kerala.
And
T showers also for W,central,central-coast, SE,S Tamilnadu ... 

October 21, 2016 at 09:45PM


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October 21, 2016 at 09:07PM


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Thursday, October 20, 2016

Typhoon Haima, Bay - 99B and NE monsoon delay !


Typhoon #HAIMA is nearing China coast near to HongKong ... Landfall expected in next 18hrs .. 
https://d2jhuj1whasmze.cloudfront.net/photos/normal/oajB5.jpg .. 
https://d2jhuj1whasmze.cloudfront.net/photos/original/oajEO.gif 


This Typhoon has popped a LOW in our central Bay of Bengal as well, it is tracked as 99B ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/oajYH.jpg
This 99B is trying to establish/consolidate even though the low-level wind gush is still happening from S Bay to that Typhoon ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/oalue.jpg
At present 99B is a LOW with pressure around 1004mb.
Expected movement is NE during next 2 days towards Myanmar coast !

99B, Models suggest a North or NW re-curve after nearing Myanmar coast ... this will even delay the easterlies "NE Monsoon" into SE Bay. 99B 's expected re-curve may not happen if it fizzles out along Myanmar coast along with Typhoon Haima over China !
Has to watch till 23-Oct.

During next 2 days, due to pull effect of 99B, Kerala can have SW Monsoon style showers and HEAVY T showers along W-ghats Kerala, Tamilnadu ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/oaoOP.jpg
During next 2 days, scattered T showers expected to pop over central,W,SE, S Tamilnadu !