Author: Ben Castellani (Page 223 of 358)

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.

DayCAST: Wed 04/03/19

April 3, 2019 /

Chance of storms today The large-scale weather set-up today has a weak  trough passing through our region. The 500mb vorticity map below shows this trough will be across western Colorado around mid-day today, which will position eastern Colorado in a favorable location for enhanced large-scale lift. This lift combined with more sunshine today will lead to enough instability this afternoon …

DayCAST: Tue 04/02/19

April 2, 2019 /

After a beautiful and dry day on Monday, today winds will start to turn slightly southwesterly across Colorado which will bring in elevated moisture ahead of our next storm system. The 500 mb vorticity map below shows weak ridging present over Colorado, but the incoming moisture and storm system to our west will be enough to bring some showers to the …

DayCAST: Thu 03/28/19

March 28, 2019 /

Another warm day filled with cirrus clouds is on-tap for our Thursday. The overall pattern hasn't changed much, with the exception of a slightly colder airmass backing into eastern Colorado today. This influx of cooler air is in response to a weak surface low forming in southeast Colorado and western Kansas last night. This "cool" front will knock a few …

DayCAST: Wed 03/27/19

March 27, 2019 /

The warmest day of 2019! Let's get the good news out of the way first. Today is definitely going to feel like SPRING! A large, but flattened ridge axis now stretches all the way from central Mexico into eastern Canada, directly across Colorado. Strong and deep southwest flow has been cranking into Colorado since yesterday afternoon. Embedded in this strong flow …

*Premium* Weather Quiz: What causes the annual cycle in atmospheric CO2 concentrations?

March 26, 2019 /

BACKGROUND: About ten years ago, I interned as a meteorologist for the SoyFACE project at the University of Illinois (which is still ongoing today!). The goal of SoyFACE is to discover the effects of atmospheric change on Midwestern crops and find solutions that will lead to the crops being better adapted in the future. This included growing acres of soybeans from seed to harvest while …

DayCAST: Tue 03/26/19

March 26, 2019 /

Today is the beginning of a VERY warm stretch across most of Colorado. As the ridge axis shifts eastward, flow through a large depth of the atmosphere will turn south and southwesterly this afternoon through Thursday. You can see the surge of warm air in the GFS 800 mb temperature forecast below on the left. Temperatures this afternoon will climb …

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