Below shows the upper-level and low-level synoptic pattern for today and this evening. At left is the 250 mb upper-level winds and height pattern. It shows a decent trough digging southeastward out of Montana and Wyoming. Colorado is southeast of this approaching trough, in a region of upper-level divergence to support lift for thunderstorm development. At the surface (right figure), …

Andy

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.

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