Tuesday, February 11, 2014

The High pressure wind from Japan & China

11 Feb 2014 / 0600 Z Chart
[1] Winds from HIGH pressures in Japan & China are engulfing from NEly direction south eastern coastal regions of East coast of India. This may perhaps one of the reasons for continuous lower minimum temperature in Chennai and adjoining  coastal area.  

[2] Further the apparent movement of Sun towards NORTH is also making impact on temperatures in lower latitude and discontinuity in winds field is is also evident.

[3] However the increase in cold in North & Central India is due to N/NW wind coming after the passage of WD


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     Yesterday my friend working in TN Forest contacted me to part with solution to chase 40 odd elephants which invaded SANAMAVU village near Hosur.  I have advised to keep powerful pointer GREEN LASER for his safety to browse the bushes from distant and to thwart elephants from advancing into civilian land.  

Monday, February 10, 2014

As expected North India is COLD again. Narnaul (Haryana) records a low temperature of 2.5 C

Today morning, #Delhi recorded 5 C which is 5 C below normal.

Some other COLD stations in N India ... Ambala = 6 C, Hissar, Ludhiana = 4 C, Jaipur = 7 C and Lucknow = 5 C.

Sunday, February 09, 2014

Synoptic Weather Situation expected in The Indian Sub-Continent for the next 4 days : Monday 10th Feb -  Thursday 13th Feb:

As on Sunday, a WD (not numbered) situated in the upper air over Northern Pakistan and adjoining Afghanistan moves away N/NE.
The winds currently are sweeping from N/NW along the entire plains of Northern India and Pakistan, and also along the sub Himalayan plains, Central India and Western India.
Monday: Cold conditions and below normal temperatures in Northern Pakistan, Central Sindh and Northern/Western and Central India next 2 nights. Lowest in next 2 nights in Punjab plains could reach 1/2c.

Tuesday, we could possibly see a Line of Wind Discontinuity (LWD) running East-West roughly from the W.Bengal/Odisha border on the East Coast of India westwards towards Chattisgarh.
Winds South of the LWD would be SW and NE North of the trough. This may possibly bring light to moderate showers to Northern Odisha (Including Sambhalpur) and adjoining Coastal Bengal.
Kolkata will be cloudy with light rains in some areas of city or vicinity.
Cloudy in Northern Pakistan and Western Nepal.

Wednesday, the trough would possibly stretch upto West MP, with strong Easterlies blowing along the line across Central India. Southern parts of the LWD will see South winds (Nagpur), and North winds in UP and Bihar..Kolkata could cloudy skies and light rains in some parts.
Chances of Westerly winds over Mumbai from Wednesday, would bring in moisture and show a gradual rise in temperatures...hitherto pleasant and around 15c/16c (Scruz) till Tuesday of the week.
Delhi NCR also remains below normal next 2 nights, with lows reaching 6/7c.
Chennai, now pleasant and comfortable as per its normal, was 17.8c on Sunday morning. Would expect the temperatures to be around 18/19c till Tuesday , with a rise from Wednesday.

Cloudy weather in North Pakistan.Clearing after Wednesday.
Islamabad will be partly cloudy till Tuesday with lows around 3/4c next 2 nights.
Karachi clear, with a range  between 26c and 11/12c.

Thursday: There is a chance that the trough may have an embedded low , somewhere over Central India by Thursday. Winds would be anti clockwise around the low.The winds at the 500 hp level are expected to pick up speed, and aided by the jet streams may reach around 45-50 knts in the W/SW direction across the Indian region. This would mean ideal conditions at 18500 feet for clouds to appear.
Clouding could cover the region from Konkan across North Mah into Central India towards the low.
Clouds appearing with light rains in Nagpur on Thursday.
Clouds would also show up in Mumbai on Thursday night or Friday.

Low ( being in the trough), can strengthen from Friday, and move N/Ne from central India location to N and NE India. Precipitation for Kathmandu from this system....brief update on Tuesday night on developments.

from Vagaries: www.vagaries.in

Friday, February 07, 2014

Today morning low temperature, Nazibabad (Uttar Pradesh) = 9 C and Phulbani (Odisha) = 8.4 C

Rainfall till 8:30am today... Due to W.D.
JAMMU AND KASHMIR: Srinagar Airport 11, Kathua 6, Banihal 5 and Batote and Kupwara 4 each, Quazigund, Bhaderwah, Pahalgam, Kukarnag and Gulmarg 2 each, Udhampur 1 CM
HIMACHAL PRADESH: Bhunter 5, Dhramsala and Manali 4 each and Sundernagar, Una and Kangra 3 each and Shimla and Kalpa 1 CM
EAST RAJASTHAN: Mahwa and Deeg 1 CM
PUNJAB: Pathankot, Adampur and Patiala 1 CM.

Due to W.D ... "Srinagar cut off as fresh snowfall blocks highway ... " ... http://ow.ly/tnW1U 

Latest analysis show that present W.D is slowly moving East and clearing in next 15hrs ... http://ow.ly/i/4wCe9 
6:30pm, Cloudy with Rain/snow continue over Kashmir, Himachal and Uttarakhand ... http://ow.ly/i/4wCky 
In next 18hrs, the present W.D will clear from N India.
Some moisture is expected to be over E,E-central India till Sunday evening


During next 20hrs, scattered rain/snow expected over Kashmir, Himachal.
Next mid level trough along W,N-W India is expected on 10/11-Feb... "Moisture expected to be pushed into W-central,central,N-Central India
From tonight, the night and day temperature over N,N-central,N-W India is expected to Dip again ... http://ow.ly/i/4wCCK 
Punjab, Kashmir, Haryana is expected to be COLD again from tonight !! and till Monday !

RT @fabwrite: Too chill for #February, I guess! #Chennai @chennaiweather @weatherofindia http://t.co/bu0d3PtTxa (7:34am)

#Chennai - Another COLD morning, IWM Polichalur station records 18.7 °C at 6:13am, Nungambakkam = 19.2 C.

#Chennai - Today, day temperature was #HOT, Airport = 32.3 C

S peninsula minimum temperature... #Bangalore = 15 C, Chamarajanagar = 11 C, Hassan = 12 C, Hyderabad = 18 C

#COLD for South Peninsula, especially for N,N-E,N-W,N-central Tamilnadu, S Karnataka and N-E Andhra to continue during next 2 nights,morning
Day temperature along Karnataka coast, N Kerala of India is expected to be around 33 to 36 C for next 3 days.
On the whole, the day temperature over most of S,S-central Peninsula is expected to be above normal during next 3 days.

Thursday, February 06, 2014

During next 3 days, the minimum / night / morning temperature is expected to take a DIP over N,N-W,N-central India.

For S,S-central Peninsula.. the DAY temperature is expected to be on higher side, meanwhile the min temp is expected to DIP more. !

COLD night temp. over N,N-central, N-W Tamilnadu, S Andhra and S Karnataka is expected to continue for next 3 days. May dip even more by 1 C
#Cold #Chennai morning today - Nungambakkam = 19.5 C and IWM Polichalur station = 18.9 °C

Today, Najibabad (West Uttar Pradesh) records a low temperature of 5.5 C

6:30pm, Heavy snow/rain seen over most of Kashmir and into Himachal ... http://ow.ly/i/4vRlo 
6:30pm, cloudy over Punjab, N,N-W,N-E Rajasthan, Haryana, Uttarakhand, #Delhi and W Uttarpradesh ... http://ow.ly/i/4vRlo


Mid level W.D trough and circulation is now over N,central Pakistan and slowly pushing towards India ... http://ow.ly/i/4vRs5 
During next 24 to 36hrs, the W.D system is expected to push across N,N-W India.
From night of 7-Feb, the W.D moisture is expected to drift into E,E-central India ... cloudy weather with some moderate rain expected!
The W.D trough is expected to push moisture into E,E-central India on 8-Feb and persist till 9-Feb ... http://ow.ly/i/4vRBi 


Scattered rain expected over Punjab, N,N-E Rajasthan, Haryana, #Delhi and into W Uttarpradesh during next 36hrs.
Snow is expected to be over most of Kashmir till Sunday !

In 24hrs, Heavy rain or snow predicted for Kashmir ... http://ow.ly/tlmrE 
#COLD Kashmir, Kargil freezes at -16.4 C ... http://ow.ly/tlmAC 

Another mid level trough North-South along 70E and dipping south upto 25N is expected on 10/11-Feb ... http://ow.ly/i/4vROu

Wednesday, February 05, 2014

North India, minimum temperature are above normal in most places... Gorakhpur (Uttar Pradesh) records 8.1 C, while Phulbani (Odisha) = 6.8 C

Fresh snowfall forces closure of Srinagar-Jammu national highway... http://ow.ly/tiNlb 

The mid level trough, circulation of W.D is expected to come close to N,N-W India in next 24hrs... http://ow.ly/i/4v8vi 

On 6-Feb, scattered rain expected over N,N-W Rajasthan, Punjab, Haryana, Uttarakhand and into W,N-W Uttarpradesh.. http://ow.ly/i/4v8An 
On 6,7-Feb, HEAVY snow expected over most of Kashmir and into upper reaches of Himachal and Uttarakhand... http://ow.ly/i/4v8An
#Delhi - can expect a CLOUDY day on 6,7-Feb, with a possibility of #rain on 6th night and on 7-Feb.

Minimum temperatures across N,N-W,N-central India is expected to DIP again from Friday !
At present its above normal.
#Chennai - Today morning it was cold, Airport = 18.7 C.
Some other low temperatures recorded today over N Tamilnadu are... Dharmapuri = 15.5 C, Vellore = 16.4 C, Salem = 17.4 C

On 4-Feb, Day temperatures across Tamilnadu has increased... Salem = 34.8 C, Karur = 34.2 C and Palayamkottai = 34.1 C

#Bangalore = Day temperature on 4-Feb was 32 C (#Hot and +3 C above normal) and today morning it was 16 C.
S-W coast of India continues to have #HOT days ... Karwar = 36 C, Mumbai = 31.2 C, Goa = 34.4 C

There's NO dip expected in Day temperature over most of S,central Peninsula during next 6 days !