Author: Ben Castellani (Page 34 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: Scorching heat & increased fire risk give way to a cooler weekend with chances for rain

August 7, 2025 /

Today’s shaping up to be the hottest day of the week across the Front Range, with temperatures flirting with the 100°F mark. A strong high-pressure system parked over New Mexico continues to pump in very warm west-southwest flow into Colorado. That flow has just enough mid-level moisture to spark some standing wave clouds over the lee side of the Front …

Premium BoulderCAST Daily – Wed 08/06/25 | Record high observed in Boulder Tuesday as the heatwave rolls on

August 6, 2025 /

Boulder kicked off the week with a bang on Tuesday, hitting a sweltering 99°F in the late afternoon, breaking the previous record of 98°F set back in 1979. Most of the Metro area wasn’t far behind—Denver topped out at 98°F, just three degrees shy of its own record. If you’ve been hoping for a cooldown, don’t hold your breath just …

Premium BoulderCAST Daily – Tue 08/05/25 | Sizzling heat holds steady through Friday as new fires emerge on the Western Slope

August 5, 2025 /

We’re kicking off the day on a cooler note—temps are hovering near 60° this morning—but don’t let that fool you. It’s shaping up to be another scorcher across the Front Range. Infrared satellite imagery shows a thick blanket of mid-level wave clouds overhead, giving us gloomy skies early on. As the jet streak and its narrow moisture band slide southward, …

This Week in Colorado Weather: August 4, 2025

August 4, 2025 /

The Front Range is heading into a stretch of intense summer heat this week, with a dominant high-pressure system set to lock Colorado into several days of sizzling temperatures and dry skies. Expect highs in the mid to upper 90s every day through Friday. While Boulder isn’t guaranteed to break any record high temperatures, past patterns suggest we could run hotter than models are currently predicting—something worth watching as it would bump up the heat risks in the Metro area. Relief is on the horizon, though: a cold front late Friday should bring a sharp cooldown just in time for the weekend with at least low-end chances for storms returning.

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Premium BoulderCAST Daily – Sun 08/03/25 | A relatively cool and calm day before an impending prolonged heatwave

August 3, 2025 /

Astrong mid-level ridge parked over Baja is starting to stretch its influence toward Colorado, and it's bringing some serious heat with it. As this ridge slowly drifts northeast over the next few days, expect a major shift in our weather pattern—hotter, drier, and potentially record-breaking. But for today (Sunday), we get a brief reprieve. A weak front slipped through overnight, …

Premium This Weekend in Colorado Weather: Severe storms Thursday give way to a drier and hotter weekend ahead with lingering smoke

July 31, 2025 /

Patchy low clouds and wildfire smoke have settled across much of Colorado this morning. Checking the latest visible satellite imagery below you’ll notice just how widespread that smoke is—yep, it’s covering the entire state. Even with the smoke overhead, we're expecting plenty of sunshine to break through, bumping up temps a few degrees. Highs should hit the low 80s, which …

Forecast Update: A busy rest of the week with potential flash flooding and severe storms, plus thickening smoke

July 30, 2025 /

Colorado’s monsoon season has been off to a sluggish start, and the latest surge storm potential this week isn’t even from the monsoon itself—it’s thanks to potent cold fronts dropping in from the northeast. In today’s update, we dig into why flash flooding is on the rise this week, which areas are most at risk, and what the next few days could mean for our thirsty landscapes. Spoiler: while heavy rain is possible, it’s only a short window and many of us won’t see it. Plus, the new blanket of wildfire smoke is likely to stick around through the weekend.

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