State of Flux provides thunderstorm opportunities

June 4, 2018 6:10 am COMK - Chennai Rains 0

We keep mentioning often about instabilities, especially when we look at thunderstorm opportunities.  The very popular Dr. Ramanan used to mention often about uncertainty being the biggest challenge in tropical weather when media used to often question him on the difference in weather forecasts between us & places like Europe. Tropical Weather thrives on this uncertainty and possibly why it makes that much more interesting following weather here. With the arrival of Monsoon dynamics there normally exists a more stable Westerly regime reducing or to an extent removing the instability element in weather.  With strong winds from the Low Level [Read More]

ChennaiRains so near yet so far

June 3, 2018 5:44 am COMK - Chennai Rains 0

In a lesson showing Weather watching requires a lot of patience yesterday saw a case of ChennaiRains so near yet so far as thunderstorms teased & tormented not only the weather bloggers but a lot of the common public as well with rains brushing a few suburban areas of the metropolis while showcasing a sound and light show at many places.  Nevertheless few places around the suburbs like Sriperumbudhur, Kanchipuram, Chengalpet etc indeed got fairly good rains. Yesterday we mentioned the presence of the East West Shear Zone at 3 kms ASL latitude as a key ingredient for the thunderstorms [Read More]

North Tamil Nadu Thunderstorms Show

June 2, 2018 5:49 am COMK - Chennai Rains 0

Yesterday as estimated by models many parts of North Tamil Nadu saw thunderstorms late in the afternoon bringing some much needed rains and respite from the Heat.  Places like Kanchipuram recorded moderate rains after few months while places like Mailam in Villupuram district recorded nearly 2 cms of rains which will be a welcome boost for the farming community. Looking at the Wind charts the East West Shear Zone at a height of 3 kms ASL is roughly at Chennai latitude providing perfect conditions for thunderstorms around the North Tamil Nadu, South AP & Interior Karnataka areas.  The lower level [Read More]

As Monsoon Stalls thunderstorms likely

June 1, 2018 7:34 am COMK - Chennai Rains 0

After an Early Onset the progress of Southwest Monsoon has slowed down with a couple of days break expected in the absence of any synoptic support for Monsoon to further climb up the latitude.  The Well Marked Low off the coast a couple of days back played a crucial role in the monsoon climbing latitude up to Shirali in the West Coast. While the Well Marked Low helped the monsoon drag itself across most of Andaman Islands, due to its short life it was not able to pull the Monsoon currents over Northeast & East India rather ending up along [Read More]