Author: Ben Castellani (Page 12 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.

Premium BoulderCAST Daily – Wed 06/10/26 | Strong Winds Drive a High‑Risk Day of Fire Danger Across Colorado

THot & Windy? Let's Try That Again uesday delivered a surprisingly pleasant outcome along the Front Range, thanks to persistent patches of thick mid‑level cloud cover that drifted overhead for much of the day. That blanket of clouds kept the surface layer from warming efficiently and prevented the stronger downslope winds aloft from fully mixing to the ground High temperatures …

Premium BoulderCAST Daily – Tue 06/09/26 | Hot & Breezy with Statewide High Fire Danger, Plus a Recap of Monday’s Hailstorms

MHail No: A Quick Recap of Monday’s Severe Weather onday’s severe weather outbreak across northeast Colorado largely sidestepped Boulder County, with only one or two modestly organized storms brushing the area. These cells produced brief rain bursts and pockets of small hail—nothing like the destructive hail cores that hammered the Denver Metro later in the afternoon. At one point, four …

This Week in Colorado Weather: June 8, 2026

Warmth, wind, and a few atmospheric curveballs are lining up for the Front Range this week — and it all starts with a sharp swing from severe storms to hot fire danger in less than 24 hours. From Monday’s hail‑ready instability to mid‑week blow‑dryer conditions and a potential cool‑down lurking on the weekend horizon, this week’s forecast has a little bit of everything. Read on as we detail what to watch as this surprisingly active June pattern unfolds across Colorado.

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Premium This Weekend in Colorado Weather: Early-Season Heat Ramps Up — First 90s of the Year on the Horizon

Awarming and drying trend locks in for the rest of the week as mid‑level ridging expands northeast out of the Desert Southwest. On Thursday we sit ahead of the ridge under west–northwest flow, which still supports some modest afternoon convection. By Friday, the ridge axis shifts directly overhead, actively suppressing vertical motion and shutting down meaningful thunderstorm development. Over the …

Premium BoulderCAST Daily – Wed 06/03/26 | Scattered P.M. storms again as moisture peaks for the week

Relatively weak westerly flow stays locked over northern Colorado today, with 500 mb winds only 10–20 MPH as the larger‑scale pattern keeps all meaningful dynamics well away from the state. The one feature of note is a weak disturbance lifting out of Texas, which should help boost thunderstorm coverage across far southeast Colorado later today and tonight. Across the Front …

Premium BoulderCAST Daily – Tue 06/02/26 | Storms Reload This Afternoon, But With Noticeably Less Bite

An impressive severe‑weather outbreak hammered northeast Colorado on Monday, with parts of Denver briefly looking like winter as hail piled up several inches deep. The dominant hail‑producing supercell tracked almost perfectly along I‑70 through the afternoon, clipping downtown Denver, rolling through Aurora, and then unloading across the eastern Plains. Widespread severe hail reports came in, especially from the Denver storm …

This Week in Colorado Weather: June 1, 2026

Spring’s grip on our wet season is loosening, and the atmosphere is starting to hint at the drier pattern ahead — but not before we squeeze out a few more days of spotty storm potential. This week brings a mix of low‑end daily rain chances, early‑week severe storms, and a slow warm‑up that could push us toward our first 90° reading of the year by the weekend. Read on as we break down what to expect as we ride out this transitional stretch of early June.

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