December 26, 2015 at 07:58AM

Today into Sunday morning, scattered light rain possible for S coast Andhra. #weather

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December 26, 2015 at 07:18AM

Easterlies has reached up to Srilanka coast, will reach centr , SE coast Tamilnadu in 40hrs. #weather

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On 26-Dec, a weak upper-level WD trough is expected to reach N Pakistan ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/ftSai.jpg
Now, a WD upper,mid-level trough seen along Nepal and Uttarpradesh.
And, this is expected to drift east into NE States of India in 24hrs.

Till 8:30am of 24-Dec, many zones of N,NW,N-central India witnessed COLD day and night conditions.
COLD Christmas day morning expected over many zones of N,N-central and central (Madhyapradesh) India ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/ftStr.jpg
Due to next WD, Saturday morning temp can be +1 or 2C than today over N,NW India., but Madhyapradesh will have COLD day, night.

From noon, evening of 26-Dec, scattered snow / rain for Kashmir and into N Himachal ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/ftSG8.jpg

26-Dec, light / moderate rain expected for S Andhra, N-coast Tamilnadu, Chennai

Analysis show that the easterlies has reached upto S,S-central Bay with subdued moisture content .. https://d2jhuj1whasmze.cloudfront.net/photos/normal/ftOBE.jpg
This easterlies is expected to reach Tamilnadu coast on 26-Dec..
With less moisture over N,central coast and better content over SE,S TN.
Due to easterlies, moderate to heavy rain expected for SE,S Tamilnadu and some zones of central-coast on 27-Dec ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/ftP49.jpg

Today, at low-levels, a LWD and a weak circulation seen over S Chatisgarh, S Odisha and adjoining NE Andhra.. https://d2jhuj1whasmze.cloudfront.net/photos/normal/ftQ4c.jpg
Due to this, good low-level moisture seen along Odisha, NNW Bay, NE Andhra and S Chatisgarh ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/ftQda.jpg
11:40pm, 24-Dec.
S,central Odisha is cloudy with light rain and cloudy over S Bengal ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/ftQj7.jpg
In 36hrs, this moisture along Odisha coast is expected to be pushed S,SSW along SE coast India by anti cyclone over W India.
GFS expects this low-level moisture to be pushed upto S-coast Andhra and N-coast Tamilnadu, #Chennai today evening.. https://d2jhuj1whasmze.cloudfront.net/photos/normal/ftQEO.jpg

This moisture along with easterlies is expected to pop low intensity showers along S,central coast Andhra from midnight of 25-Dec.
On 26-Dec, 1 or 2 light / moderate scattered rain expected over S-coast Andhra, N-coast Tamilnadu, #Chennai .. https://d2jhuj1whasmze.cloudfront.net/photos/normal/ftQSA.jpg
In the meantime, 26-Dec, easterlies will start giving showers along central-coast Tamilnadu.
Rain will be scattered, 1 or 2 will be heavy !
Shower activity along #Chennai and N-coast Tamilnadu is expected to persist only till mid-morning or noon of Sunday, 27-Dec !
Due to presence of real conditions in upper-levels over S-coast Andhra, N-coast TN, rains will be of less intensity ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/ftRgn.jpg

December 23, 2015 at 02:12PM

You can check our IWM Polichalur, Chennai weather in https://t.co/xt5EoFpkeN along with other stations.. #iwm ... https://t.co/sB7Rg3JZyI

— Indian Weather Man (@weatherofindia) December 23, 2015

For more tweets follow :: @weatherofindia

December 23, 2015 at 02:08PM

Live weather, Polichalur, #Chennai #iwm Using WS2080, automatic weather station via WeeWx running on Raspberry pi. https://t.co/3tqbNSEfZl

— Indian Weather Man (@weatherofindia) December 23, 2015

For more tweets follow :: @weatherofindia

December 23, 2015 at 01:49PM

Meet Radha who endured chest-level waters to bring Milk to families in Chennai ... https://t.co/0aUVwVyYv5 #iwm

— Indian Weather Man (@weatherofindia) December 23, 2015

For more tweets follow :: @weatherofindia

Heavy / moderate rain ahead for S,central coast Tamilnadu after Christmas

Today, a good easterlies is seen pushing into SE Bay ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/frkUV.jpg
Today, the easterlies along N,central coast Tamilnadu, #Chennai is bit strong with LESS moisture ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/frl4N.jpg

1:40pm, that's Why there's cloud build up over Interior Tamilnadu.
Hot day in #Chennai , 32.4 C now... https://d2jhuj1whasmze.cloudfront.net/photos/normal/frmGB.jpg
Warm, slightly humid Day, above 22 C night temp expected along Tamilnadu coast, interior and #chennai on 24,25-Dec.

On 25-Dec, Christmas day.
A 23 C morning and cloudy, warm day expected along Tamilnadu coast and #Chennai.

Easterlies will affect central,SE Tamilnadu coast on 26-Dec.. moderate rain expected with HEAVY over one or 2 places .. https://d2jhuj1whasmze.cloudfront.net/photos/normal/frn0X.jpg
The upcoming easterly wave is expected to be active below 12/11th latitude along Tamilnadu coast from 26-Dec.
On 26,27-Dec, Cloudy day, night for N-coast Tamilnadu and #Chennai.
One or 2 light rain also possible.

Today, weak low-level circulation and a mini trough seen from E Madhyapradesh to E Maharastra, adjoining Chatisgarh .. https://d2jhuj1whasmze.cloudfront.net/photos/normal/frjAt.jpg

This'll create more scattered cloudy weather with light / moderate rain in next 36hrs over Chatisgarh, Jharkhand and NE Andhra.

Odisha may get one or two HEAVY rain too on today and before night of 24-Dec ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/frjOX.jpg

Moderate rain possible for Central,SE coast Tamilnadu on 23,24-Dec

Cold morning for N,central,Coast Tamilnadu .. 
Chennai Airport 20.8C
Coimbatore 21.4 C
Dharmapuri 19.7 C
Karur 21 C

Past 24hrs, Isolated rain witnessed over W-ghats of Tirunelveli District.. Papanasam 2 Cm.
Rest of Tamilnadu was DRY after a long time !!

In South India Mysore records 15 C today morning !

In upper-levels, there's NO moisture over Tamilnadu, and will not be there for another 3 days.. https://d2jhuj1whasmze.cloudfront.net/photos/normal/fnGIe.jpg
From noon, 22-Dec to 24-Dec, morning.. easterlies is expected to be strong along N,central Tamilnadu coast with moderate low-level moisture.

Moderate rain expected along central,SE coast Tamilnadu from early hrs of 23-Dec to Thursday morning.. https://d2jhuj1whasmze.cloudfront.net/photos/normal/fnI4a.jpg
Cloudy with light rain / drizzle possible for #Chennai , N Tamilnadu on morning,mid morning of 23,24-Dec.
Slightly warm morning expected !

On 23-Dec, an easterlies is expected to push into SE Bay and expected to drift West towards Tamilnadu... https://d2jhuj1whasmze.cloudfront.net/photos/normal/fnK9b.jpg
Upcoming easterlies "may" have a circulation over SSE Bay on 24-Dec.
GFS expects the easterlies to affect Tamilnadu coast below 11 parallel.

Sea surface temperature over S-central,W Bay is around 27 C and S,SE Bay is above 28 C, which can host a circulation ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/fnLwg.jpg
Wind Shear over S,SE Bay is moderate & Shear tendency showing decreasing values so a circulation can pop and persist ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/fnM7Y.jpg
24/15-Dec
Models are not suggesting a strong circulation but a weak one along with easterlies over SSE Bay is a GOOD possibility over 7N.