“Hovmöller said the idea of his construction of meteorological fields using a time-geographic coordinate representation was a mere lucky hit that emerged through creative spurt” Recollect from previous post that climate and weather were compared to low and high frequency atmospheric states respectively, similarly in tropical waves, we have four of them: MJO, ER, CCKW…
CLIMATOLOGY & WEATHER – THE TROPICAL PLANETARY WAVES CONUNDRUM
The wise assert that: “While climate is dictated by the sun and the earth’s axial tilt, weather is dictated by the tropical planetary waves.” While at most instances, the term “climatology” can be construed as governed by the natural law driving atmospheric features and oceanic currents, and the “ensuing weather”just follows the rules written therein, there are plenty of outliers…
Return of rains over most of Tamil Nadu
Northeast Monsoon after a very long lull is finally getting back on track. The 36% excess during October is now a distant memory as seasonal status stands at -9% as of yesterday. But there is a fair bit of confidence that the driest phase of NEM 2025 is over. From today rains are liekly to…
NEM 2025 gets ready for 2nd power play of the season
Unlearning and Learning is an essential part of scientific temper. Over the years as research throws new light some of the older understanding becomes irrelevant. Understanding weather is also similar. This becomes even more pertinent in the context of oceans warming like never before. The last couple of weeks have seen NEM 2025 pretty much…
Things falling in place for revival of NEM 2025
It has been more than two weeks since the daily rainfall graph for TN & PDC saw a positive anomaly day. 23rd October was the last when the actual daily rainfall was higher than the long period average. The first three weeks NEM 2025 started off like a sprinter. It’s no wonder it started gasping…