Author: Ben Castellani (Page 169 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.

BoulderCAST Daily – Wed 01/06/21 | Cool with sunshine

January 6, 2021 / Ben Castellani

DDetailed Forecast Discussion: ue northerly flow is present in the middle atmosphere over Colorado today following the passage of yesterday's shortwave storm system. This is shown quite nicely in today's GFS 500 mb height anomaly forecast below. To the west, a ridge will build into the state today and much of tomorrow with pleasant conditions expected. Highs will be in …

BoulderCAST Daily – Tue 01/05/21 | Windy on the Plains, snowy in the Mountains

January 5, 2021 / Ben Castellani

ADetailed Forecast Discussion: more active weather day lies ahead compared to the last several with the next shortwave trough sliding across the Rockies this morning. The NAM model 500 mb vorticity animation below shows the trough is located near Salt Lake City as of 6AM morning. It will push quickly eastward and into the Denver Metro area by mid-day or …

This week in Colorado weather: January 4, 2021

January 4, 2021 / Ben Castellani

The first week of 2021 will not make much of a mark for the Front Range. We’re watching a series of quick-moving but ultimately weak storm systems that will scurry across the Rockies throughout the upcoming week. Mountain snow will be the main story, but we’ve also got a bora wind event in the works for the Plains and possibly some late-week snow as well. Read on for all the details.

BoulderCAST Daily – Thu 01/01/21 | Decreasing cloud cover & cool

January 1, 2021 / Ben Castellani

ADetailed Forecast Discussion: day of quiet weather is in store for the Front Range as the main storm track at the moment resides to our south. Two significant low pressure systems sit in this track right now...one in Oklahoma and another in northwestern Mexico. As we discussed yesterday, both of these storms will miss Colorado but bring widespread winter weather …

Denver & Boulder Snowfall Totals: December 28-29, 2020

December 31, 2020 / Ben Castellani

Shown below is our snowfall forecast map with actual storm totals overlaid in boxes. Green boxes indicate that our forecast verified to within one inch of the observed snowfall. Red did not (there are no red).

Visit our 2020-2021 Winter Snow Summary

BoulderCAST Daily – Thu 12/31/20 | An unfittingly tame end to 2020

December 31, 2020 / Ben Castellani

TDetailed Forecast Discussion: wo areas of low pressure reside across the western United States today. Fortunately, neither of them will really be impacting Colorado as they are too far away, both to the southeast and southwest. The one moving south through Las Vegas was the system we were watching several days ago to bring a dusting of snow to the …

BoulderCAST Daily – Tue 12/29/20 | Cold & overcast with a spotty snow shower

December 29, 2020 / Ben Castellani

TDetailed Forecast Discussion: he worst of the snow has finished across the area with the upper-level jet streak now pushing eastward into Kansas. About an inch or so of snow is on the ground in Boulder, with 2-3" from Longmont northward. There will be just a few lingering flurries around this morning along with patchy low clouds. The final aspect …