In South India, Bagalkote (North Karnataka) records 10 C today morning.

In Tamilnadu today morning...
Tirupattur 14 C
Dharmapuri 16 C
Vellore, Tiruttani 17 C

This min temperature map plot shows the various towns / cities in South India, morning of 12-Jan..

#Bangalore 15 C . .. https://d2jhuj1whasmze.cloudfront.net/photos/normal/fQ7uQ.jpg

#Chennai - 12-Jan. Morning.

Airport 19.8 C

Nungambakkam 20.6 C

IWM Polichalur 21 C

Anna Nagar (ChennaiRains) 19.8 C

Upper-level WD trough seen over N,central Pakistan and near to N,NW border with India... https://d2jhuj1whasmze.cloudfront.net/photos/normal/fQ2dv.jpg
The induced low-level circulation is seen along N,NW Rajasthan and adjoining Pakistan ... http://ow.ly/WWqRs 

In next 24hrs, the WD trough will push East into India and fizzle out !

In next 24hrs, scattered rain expected over Punjab, N Haryana into W Uttarpradesh and Snow for Kashmir... https://d2jhuj1whasmze.cloudfront.net/photos/normal/fQ5Md.jpg

Today morning, most of N,NW,N-central India has recorded marginally above normal temp.
Amritsar 7 C (+4 C above normal)
#Delhi 10 C (+3)

Today again Uttarpradesh continues to be COLD, Muzaffarnagar records 4.7 C.

Next moderate WD system will reach N,NW India on Thursday noon/evening ... https://d2jhuj1whasmze.cloudfront.net/photos/normal/fQ6fv.jpg

NO real COLD waves expected for N,NW,N-central India till Saturday, 16-Jan.