Author: Ben Castellani (Page 193 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 03/18/20 | 60’s today, rain changing to snow tomorrow

Detailed Forecast Discussion: A nice day is in the works before we shift back to winter weather tomorrow with today's temperatures being the warmest of the week. The warm-up is compliments of mild southerly flow pumping into eastern Colorado alongside a return of that spring sunshine. Models show 800mb temperatures reaching near 15°C in the Metro area by late afternoon …

BoulderCAST Daily – Tue 03/17/20 | A gloomy morning, growing confidence for snow on Thursday

⦁❶⦁ Shallow upslope this morning produces widespread low clouds, patchy fog/drizzle

⦁❷⦁ Mostly cloudy through the day, highs in the low to middle 50’s

⦁❸⦁ The weather models remain consistent for the rain to snow event later this week

⦁❹⦁ Increasing confidence for heavy snow across Front Range, but several inhibiting factors will limit accumulation

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This week in Colorado weather: March 16, 2020

It’s business as usual to start the week with continued mild conditions through Wednesday. However, we are keeping close tabs on a developing winter storm later this week. It’s a complex system to say the least and our confidence in the forecast is low right now, but we could be talking up to a foot of snow in some portions of the Metro area by Friday morning. Read on for our complete outlook for the next five days.

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BoulderCAST Daily – Thu 03/12/20 | Cooler behind a morning cold front

Detailed Forecast Discussion: A weak cold front is about to backdoor into the Front Range later this morning from the north and east. The approximate position of the front at 7:00 AM is shown below in the NAM-NEST surface forecast map. Below is a look at surface temperatures and winds by this afternoon. Winds will initially be from the northeast …

BoulderCAST Daily – Wed 03/11/20 | Another beautiful day

Detailed Forecast Discussion: There are no major changes in our weather today compared to yesterday. In fact, the large-scale atmospheric setup is eerily similar to what we saw on Tuesday. The cut-off low pressure system near California has barely moved, while another weak clipper will be dropping south out of Canada into Montana and Wyoming tonight. The overall stagnant pattern …

BoulderCAST Daily – Tue 03/10/20 | High cloudiness from the subtropical jet

Detailed Forecast Discussion: A quiet and mild day is expected for the region as a rather warm airmass accompanied by anomalously high pressure resides across most of the country. Today's 500mb height anomaly forecast map below pinpoints a cut-off low pressure system near the coast of southern California with an elongated trough extending northeastward into Montana. This trough will weaken …

BoulderCAST Daily – Thu 03/05/20 | Slightly cooler

Detailed Forecast Discussion: Temperatures will cool off slightly today following the passage of weak cold front overnight. The front passed through Boulder around 2:30AM last night, dropping temperatures quickly from the upper 40's into the upper 20's! The associated low pressure system and trough are located well to our north and east. We're only catching the very tail-end of the …

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