Author: Ben Castellani (Page 8 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 This Weekend in Colorado Weather: As the Heat Dome Reloads, Thickening Smoke Might Be the Only Thing Keeping Us Below 100°

August 6, 2026 /

ARebuilding Heat Dome & Stagnant Pattern fter our quick two‑day breather, the sprawling heat dome across the Southwest is already rebuilding and will anchor itself over the Four Corners today through the weekend. Model guidance keeps this ridge nearly stationary—barely wobbling but 100 miles between now and Monday. That’s a locked‑in pattern, and it certainly will affect our weather day …

Premium BoulderCAST Daily – Wed 08/05/26 | Mid‑80s Today, Near‑100° by the Weekend — Plus More Smoke

August 5, 2026 /

Highs finally dipped out of the relentless heat on Tuesday — our first sub‑80° day in seven weeks across the Denver Metro area. Boulder even struggled to escape the upper 60s! Even with elevated smoke, it was one of those rare midsummer days where you could step outside at any hour without getting blasted by the climate change furnace. That …

Premium BoulderCAST Daily – Tue 08/04/26 | The Extreme Heat Breaks at Last, but the Smoke Holds Its Ground

August 4, 2026 /

Monday delivered exactly what the synoptic setup had been telegraphing for days: a final sweltering day across the Front Range. Temperatures surged into the lower 100s, making it the hottest day of the summer in several spots. Denver’s record fell with a high of 102°F, a new daily mark for August 3rd. https://twitter.com/NWSBoulder/status/2084408062048366711 Boulder went even further, topping out at …

This Week in Colorado Weather: August 3, 2026

August 3, 2026 /

A blistering heat wave will end with one of the more dynamic forecast days we’ve seen all summer. From potentially record‑setting triple‑digit heat to a late‑day cold front, gusty virga showers, and a thick wall of wildfire smoke set to drop into the Front Range tonight, Monday packs an unusually busy mix of weather hazards and changes. We’ll walk you through the timing, the impacts, and the brief but welcome multi-day cooldown ahead — plus why the heat dome isn’t done with us yet. We also look ahead to when the monsoon could return.

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Premium BoulderCAST Daily – Sun 08/02/26 | The Front Range Braces for a 100° Doubleheader

August 2, 2026 /

GRecord Heat Sunday & Monday OES-East water vapor imagery early this morning shows the core of the upper ridge centered over central Arizona, with a broad clockwise circulation funneling hot, desiccated air directly into Colorado. This is classic mid‑summer ridge behavior for the region: strong mid‑level warming, suppressed cloud cover, and efficient boundary‑layer mixing. A fast-moving Pacific Northwest trough will …

Premium BoulderCAST Daily – Wed 07/29/26 | Final Storm‑Filled Afternoon Before an Expanding Desert Southwest Heat Dome Takes Over

July 29, 2026 /

Monsoon moisture is still hanging on across the Front Range this morning, giving us one more solid shot at beneficial rainfall before the pattern dries out heading into the weekend. GOES‑East imagery continues to show deep subtropical moisture draped over all of Colorado, though the first hints of change are showing up to our south where that tap is beginning …

Premium BoulderCAST Daily – Tue 07/28/26 | Front Range Primed for Widespread Thunderstorms as Monsoon Reloads

July 28, 2026 /

Following yesterday’s oddball, cloud‑soaked detour, today snaps back into a classic Front Range monsoon setup — early sunshine, deep moisture, and a primed atmosphere ready to fire off afternoon and evening thunderstorms. GOES-East imagery this morning continues to show a stream of well‑established monsoon moisture north and east into Colorado, circulating around a broad high centered over New Mexico. Precipitable …

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