Vellore Precipitation Summary (1871-1984)

Follow Up Post..Posted on Tuesday Night...

UAC has descended as a sea level Low , BB-11, and as on Tuesday evening iscentred over Southern Bengal. Associated UAC still hovers in the Orissa area. 
The axis lies in the Himalayan foothills, and further the axis runs East towards another low off Vietnam coast.

As forecasted for Tuesday (see vagaries Tuesday Forecast Map), NW regions of UP, Bareilly, Shahbad and Hardoi circles getting rain as seen in the Wundermap of  tuesday evening (below) of Tuesday evening.
Kolkata recieved 22 mms on Tuesday morning till 11.30 am IST.
Northern UP and coastal Bengal and Orissa are receiving heavy rains, with Haldia and Balasore getting 70 mms, Allahabad and Diamond Harbour seeing 40 mms, getting ..and in adjoining Southern Nepal, Dhangadi saw 146 mms, Dadeldhura 100 mms, Birendranagar 72 mms and Nepalgunj 13 mms. Rain figures till 5.30 pm IST.

#Chennai - 7:45pm, a lonely T.shower seen over S-W from city at around 100km (West of Chengelpet) .. NO movement seen !

Circulation to pop over Gulf Mannar in next 3 days !

Analysis show a wind discontinuity over Gulf Mannar and adjoining Srilanka. Signs of Weakening South West monsoon air current !

On 29/30-Aug, a low level circulation is expected to be over Gulf Mannar.. this will light up S,central Kerala, Tamilnadu from 29-Aug

This kind of Gulf Mannar circulation and Westerly movement of circulation can be seen when the SW monsoon current becomes WEAK.

Scattered rain over Tamilnadu to scale up from 29-Aug, especially over W,central,S of Tamilnadu and along W-Ghats Kerala

GFS suggests that the entire Arabian sea wing of #Monsoon to go very WEAK from 30/31-Aug. Early !! ??

Heavy rain pushing into E.Madhyapradesh

5:30pm, HEAVY rain over S,S-E. Uttarpradesh, S. Bihar, Jharkhand, E. Madhyapradesh and N. Chatisgarh .. http://ow.ly/i/2Z8ZZ 

5:30pm, T.showers seen over S,central Tamilnadu .. http://ow.ly/i/2Z8ZZ

As of 11am today, the low,mid level circulation is seen along S. Bangladesh and S. Bengal.

From now, the circulation is expected to drift N-W and then West into E. Madhyapradesh on Thursday.

Bangalore - 2:16pm, "Dull Sunshine".

#Chennai - 2:30pm, #HOT , temperature around 34 C and feels like 40 C. LESS chance of rain today !

#Kolkata - 2:40pm, After heavy rain in morning (7 to 10am) , now clouds clearing out with Sun playing hide and seek.

What's up for Tamilnadu, #Chennai during next 2 days?

GFS model suggests, scattered rain for N,central Tamilnadu for today, wednesday.. And it expects the rain to spread and scale-up from 29-Aug

Moderate rain expected for S.Karnataka, Bangalore and S.Andhra during next 3 days... HEAVY rain expected from Saturday.

#Chennai - GFS expects some late evening, midnight moderate rain on today,28,29,30-Aug. Heavy on 29,30-Aug.

More HEAVY rain coming up for S,central,W. Bengal ...and other updates

11pm, Heavy rain over S,E. Bihar, Jharkhand and into N. Chatisgarh, E,S-E. Madhyapradesh ... http://ow.ly/i/2YJhn 
11pm, Showers also seen over central,N-W Uttarpradesh and into Uttarakhand... http://ow.ly/i/2YJhn

Today, the low,mid level circulation is seen along N. Bay and S. Bengal, S.Bangladesh ... http://ow.ly/i/2YJBs 
Due to this N. Bay circulation HEAVY rain seen over S,central Bangladesh and into N,central zones of N-E states.

By evening of 27-Aug, the N. Bay low level circulation is expected to intensify slightly and slowly drift West ... http://ow.ly/i/2YKhb 

Due to this circulation, HEAVY rain expected again for S,W,central Bengal from today till Thursday evening.
The upper level 500hpa circulation is seen over N. Bay and it is expected to reach upto Odisha coast on today !

During next 2 days, the vorticity will be high along S-W,S,S-E,E quadrant of the circulation.. HEAVY rain expected over Odisha, S. Bengal
From today, HEAVY, widespread rain will push into S,central Bengal, N. Odisha.
On wednesday, Heavy showers will push into most of Odisha, Chatisgarh, N,N-central Andhra, E. Maharastra.
Heavy rain also expected over Jharkhand from today till Thursday.

The rain "guns" are expected to remain silent along W,N-W India till Thursday. And LESS rain again for entire S-W coast of India.
Is this the beginning of the END of South west monsoon 2013 for Pakistan, N,N-W India.?? 

As the monsoon axis is over North India along Himalayan foot hills, showers expected for Uttarakhand, Himachal, Nepal for next 36hrs
From wednesday, the monsoon axis is expected to drift slight to South.

By Thursday evening the present N. Bay circulation is expected to reach upto E,S-E. Madhyapradesh.