Spells of rain is around the corner

North coastal Tamilnadu including Chennai city will witness intermittent spell of rains , some heavy from tomorrow (14/10/2022) onwards as trough in easterlies is likely to bring moisture over these regions.

Rains are expected to increase from 16th October as broad East-west trough seen establishing over Bay of Bengal adjoining Arabian sea it is expected to strengthen easterly wind flow over Tamilnadu and south AP.

Conditions will be favorable for the onset much awaited NEM season between 18-22 October over Tamilnadu and Andhra Pradesh regions.

Northeast monsoon performance

Top Climate and weather models across globe have given a positive signal for Northeast monsoon performance over south peninsular India . Particularly stretch from North Tamilnadu to Andhra Pradesh coasts will see Above normal monsoon season this year which may extend into January 2023 as atmosphere is in La-nina state, which supports prolonged NEM.

Bay of Bengal will be buzzing with lot of systems this season.

First system of Northeast monsoon

First system of NEM 2022 will form between 19-22 October. Westerly wind burst over South Bay of Bengal adjoining equatorial Indian Ocean will spawn a circulation over establishing E-W trough. it would be interesting to watch , how and where does the circulation forms and where it heads. it all depends on the intensity and the genesis point and upper level conditions of that time period.