BoulderCAST Daily – Sun 12/14/25 | A warmup after the chilly yesterday afternoon

Yesterday's cold frontal passage in the afternoon dropped temperatures more than expected. The good news: this front will be lifting east as a warm front and making way for some warm chinook winds later this afternoon and Monday. The frontal position last night was along the Front Range, as indicated below, with the coldest air settled over the Upper Mississippi …

Andy

Born and raised in St. Louis, Andrew obtained a Ph.D. in Atmospheric Science from the University of Colorado in 2015. From 2015 to 2020, he worked remotely in Boulder as an atmospheric scientist with NOAA's Atlantic Oceanographic and Meteorological Laboratory in Miami. Andy is now a full-time meteorologist.