BoulderCAST Daily – Tue 09/22/26 | Subtropical Plume Arrives, Rainfall Still Hard to Come By

Monday was an absolutely beautiful late-summer day with sunny skies and temperatures topping out only in the middle 70s. It will go down as the most pleasant day of the week without question. Today: Moisture Sneaks Back In A fresh plume of subtropical moisture is already lifting north out of New Mexico, aimed first at southern and southeastern Colorado. Up …

Ben Castellani

Ben grew up in southwestern Pennsylvania and holds both a bachelor's and a master's degree in Meteorology, the latter being from CU Boulder. His hometown received nearly three feet of snow from the Storm of the Century back in March of 1993, sparking his initial interest in impactful weather. Ben currently works on remote sensing and data analysis software at NV5 Geospatial Software in Boulder.