by Mathew Barlow, UML Professor of Climate Science 1. Definitions Vorticity is a measure of local rotation in the atmosphere, and potential vorticity is an extension of vorticity that further accounts for the distribution of mass relative to the rotation. Potential vorticity can be thought of as the fluid equivalent to angular momentum. It may […]

Good morning! The overnight guidance trended quite a bit warmer for the event tonight and tomorrow, so let’s dive right in! Timing and Precipitation Type Snow begins during the 5-7 PM timeframe this evening. This could pose a few travel issues, but the serious problems don’t begin until after about 9 or 10 PM. Heavy […]