Bay Low Continues to Evolve

November 24, 2017 6:58 am COMK - Chennai Rains 0

The Low Pressure Area in Bay of Bengal now lying between Sri Lanka & Andaman Islands continues to churn along as it makes a slow West / Southwest Movement towards Sri Lankan coast.  In the meanwhile as explained in our yesterday’s post another warm day awaits most of Tamil Nadu today as well. In particular parts of West Interior Tamil Nadu around Karur / Namakkal could see abnormally high day time temperatures.  Karur Paramathy for the last couple of days has been seeing day time temperatures stay about 4 / 5 degrees above normal and similar trend could be expected [Read More]

Short Warm & Dry Spell Ahead for Tamil Nadu

November 23, 2017 6:39 am COMK - Chennai Rains 0

The last few days have seen most of Tamil Nadu record warmer than normal temperatures as Northeast Monsoon continues to be in a subdued phase.  A combination of clearer skies and lack of moisture at lower & middle levels of atmosphere has meant the day time temperatures have been staying high.  Both the Chennai observatories have been recording well above normal temperatures since Nov. 15th. Similar trend is expected to prevail for the next couple of days as currently the Low Pressure in Bay of Bengal near Andaman Sea has meant the moist low level Easterlies dont reach coastal Tamil [Read More]

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Return of the King Maker to Revive Northeast Monsoon 2017

November 22, 2017 8:40 am COMK - Chennai Rains 0

A lot of people have been having worries about Northeast Monsoon 2017 especially from South TN and the interior parts of Tamil Nadu. As a principle we stay away from long range weather inferences due to the dynamic nature of how things change drastically in the Tropics. Partially due to the some of the desperate messages which a lot of people have been sending us and also due to a certain consistency in the influence of one of the Key Ingredients of Northeast Monsoon “MJO the King Maker” we have decided to put a slightly long term view on what [Read More]

Tamil Nadu awaits active revival of NEM

November 21, 2017 5:09 am COMK - Chennai Rains 0

The current subdued phase of NEM over Tamil Nadu has started reflecting in the seasonal rainfall graph as more than 10 days have passed since the daily mean rainfall exceeded the normal for this time of the year.  It is understatement this year’s Monsoon has been patchy in the interior areas of the state.  The best spells have so far happened only in the coastal areas between Chennai &  Nagappattinam. While this lopsided rainfall pattern certainly is not helping the cause overall the deficit now stands at -17% which is the lowest we have reached since the onset of Northeast [Read More]