3 papers
physics.ao-ph2025
Impact of Background Conditions on the Structure and Propagation of the Boreal Summer Quasi-Biweekly Oscillation
Shubhrangshu Biswas, Jai Sukhatme, Bishakhdatta Gayen
We examine the westward-propagating quasi-biweekly oscillation (QBWO) during boreal summer, with a focus on how background moisture and winds shape its structure and propagation. I…
physics.ao-ph2025
Intraseasonal Equatorial Kelvin and Rossby Waves in Modern AI-ML Models
Shrutee Jalan, Jai Sukhatme
We examine the structure of large-scale convectively coupled Kelvin and Rossby waves in a suite of modern AI-ML models. In particular, multiple runs of PanguWeather, GraphCast, Fou…
physics.ao-ph2025
Influx of Bay of Bengal waters and stirring trends in the Arabian Sea based on satellite altimetry
Nihar Paul, Manikandan Mathur, Jai Sukhatme +2
Freshwater export from the Bay of Bengal (BoB) can drive the regional air-sea interaction in the Arabian Sea (AS). We use AVISO geostrophic and Globcurrent velocities to characteri…