Delta Weatherman – Amateur Weather Blog from Hemachander a.k.a Delta Weatherman

NEM2026

Fresh Low Pressure System Likely Over Southeast Bay of Bengal. Northeast Monsoon Set to Turn Vigorous Over North Coastal Tamil Nadu and Cauvery Delta from Mid November

A fresh low pressure area is expected to form over the southeast and adjoining Bay of Bengal within the next 48 hours under the influence of an Equatorial Rossby wave.…

Hemachander R November 10, 2026

NEM2026

Season’s first streamlined easterlies kicking in! Northeast monsoon still expected to be super excess

First of all, I want to clarify something..yes, back to back cyclones moved into Andhra Pradesh and official agencies called for below normal November rainfall. Yet we remain confident of…

Hemachander R November 5, 2026

NEM2024

Farmers in Tamil Nadu will be hampered by extended monsoon and abnormal heavy rains.

Another year of unseasonable rainfall in January is being brought on by La Nina and IOD's negative neutral circumstances. La Nina and the neutral state of IOD are still reflects…

Deltaweatherman January 4, 2025

NEM2024

Another rain-bearing system is on the way! KTCC’s special treat loading.

This year's monsoon season is truly unforgettable because back to back ative phases of monsoon especially extreme monsoon conditions from Fengal cyclone and 90b, and Tamilnadu has already reached 56…

Deltaweatherman December 16, 2024

NEM2024

Will December turn into new November?

December is often when the Northeast monsoon season ends, particularly in Chennai. It isn't the situation now. And we all know, last few years NEM has extended till January. As…

Deltaweatherman December 7, 2024

Uncategorized

Cyclone Fengal Impact to North TN

Cyclone Fengal currently located 140km ESE of Chennai and started moving NW direction, It's likely to cross between Chennai and Puducherry close to Mahaballipuram/Marakanam stretch. Landfall likely to start late…

Joshua November 30, 2024

NEM2024

NEM 2024 nearing it’s peak Nov 26 to Dec 5th should be a key dates!

TamilNadu beloved Northeast monsoon so far not showed vigorous activity. And the time has arrived, at last the king "Madden Julian Oscillation" and the hero "Equatorial Rossby" waves has arrived…

Deltaweatherman November 20, 2024

NEM2024

Are we really prepared for “cloud burst” rains in coastal Tamil Nadu?

Due to dry northerlies & moisture filled easterlies interaction South delta places like Vedaranyam & surroundings received cloud burst kind of intense heavy rains during yesterday between 15:00 and 17:00…

Deltaweatherman November 18, 2024

NEM2024

Southwest Bay of Bengal all set to host first LPS

Bloggers and weather enthusiasts were in a desperate situation due to November's weak start, and now the month is all ready to demonstrate it's power. Tamil Nadu, Pudhucherry, and parts…

Deltaweatherman November 10, 2024

NEM2024

Northeast monsoon 2024 is all set to make it’s first move

The past two days have seen some early morning/morning coastal showers, midday interior rains, and decent night rains in the western ghats. As this pattern indicates, the "easterlies have established…

Deltaweatherman November 4, 2024

Fresh Low Pressure System Likely Over Southeast Bay of Bengal. Northeast Monsoon Set to Turn Vigorous Over North Coastal Tamil Nadu and Cauvery Delta from Mid November

Season’s first streamlined easterlies kicking in! Northeast monsoon still expected to be super excess

Farmers in Tamil Nadu will be hampered by extended monsoon and abnormal heavy rains.

Another rain-bearing system is on the way! KTCC’s special treat loading.

Will December turn into new November?

Cyclone Fengal Impact to North TN

NEM 2024 nearing it’s peak Nov 26 to Dec 5th should be a key dates!

Are we really prepared for “cloud burst” rains in coastal Tamil Nadu?

Southwest Bay of Bengal all set to host first LPS

Northeast monsoon 2024 is all set to make it’s first move

All set to see full fledged Northeast monsoon in next 36 hrs

Historically memorable monsoon on cards, NEM show time starts by November.

West Bengal & Odisha braces to see severe cyclonic storm “DANA”

Fresh Low Pressure System Likely Over Southeast Bay of Bengal. Northeast Monsoon Set to Turn Vigorous Over North Coastal Tamil Nadu and Cauvery Delta from Mid November

Season’s first streamlined easterlies kicking in! Northeast monsoon still expected to be super excess

Farmers in Tamil Nadu will be hampered by extended monsoon and abnormal heavy rains.

Another rain-bearing system is on the way! KTCC’s special treat loading.

Will December turn into new November?

Cyclone Fengal Impact to North TN

NEM 2024 nearing it’s peak Nov 26 to Dec 5th should be a key dates!

Are we really prepared for “cloud burst” rains in coastal Tamil Nadu?

Southwest Bay of Bengal all set to host first LPS

Northeast monsoon 2024 is all set to make it’s first move

Fresh Low Pressure System Likely Over Southeast Bay of Bengal. Northeast Monsoon Set to Turn Vigorous Over North Coastal Tamil Nadu and Cauvery Delta from Mid November

Season’s first streamlined easterlies kicking in! Northeast monsoon still expected to be super excess

Farmers in Tamil Nadu will be hampered by extended monsoon and abnormal heavy rains.

Another rain-bearing system is on the way! KTCC’s special treat loading.