Author: Ben Castellani (Page 40 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.

Forecast Update: A rainy Memorial Day Weekend? Here’s what to expect in eastern Colorado

As we roll briskly into Memorial Day weekend, the forecast is shaping up to be a mix of weather conditions across the Front Range. Thursday and Friday will be pleasant, but by the weekend, a slow-moving weak storm system will shake things up, bringing cooler temperatures and a higher chance of showers and thunderstorms, including some severe risk. If you’ve got outdoor plans, definitely stay weather-aware, but don’t let a little rain spoil the holiday fun! Continue reading

Premium BoulderCAST Daily – Wed 05/21/25 | A bit warmer & windier today, rain chances increase for the holiday weekend

Today will play out a lot like yesterday, except it will be a few degrees warmer and the winds a few ticks stronger. Infrared satellite imagery shows the continued flow across the area from the west-northwest this morning. There are a few spotty clouds around now, and that will remain the case through the day, but no rain is to …

Premium BoulderCAST Daily – Tue 05/20/25 | Gusty sunshine the next few days, plus an update on regional drought & snowpack

TGusty sunshine the next few days he trough that caused severe storms on Sunday, as well as Monday's cool and gloomy weather, has moved out of our area overnight. In its wake, drier northwest winds have taken over across Colorado. This setup will stick around today and tomorrow, bringing sunny skies but also gusty winds. Meanwhile, the same trough continues …

This Week in Colorado Weather: May 19, 2025

Sunday’s storms brought a slew of severe weather to northeast Colorado, including a photogenic tornado east of Denver. This week will be relatively quiet, but there is still plenty to discuss. Monday will stay cool and showery, but drier and warmer weather is on-tap for the rest of the week. However, a weekend trough will threaten to shake things up again—could the Memorial Day Weekend forecast include stormy skies? Read on for all the details.

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Premium This Weekend in Colorado Weather: Breezy and dry to end the week, but late-day rain returns in the extended

YRain review esterday’s rainfall turned out to be heavier than expected, as a developing line of thunderstorms along the cold front shifted about 50 miles farther south than forecasted. This brought widespread rain to areas north of Interstate 70. The animation below shows the radar activity from early Wednesday evening. Some storms produced small hail and strong outflow winds, with …

Premium BoulderCAST Daily – Wed 05/14/25 | Beautiful through early afternoon, but trending cooler and gusty thereafter with a chance of rain

Today marks a shift in the weather across the Front Range, transitioning from the summer-like warmth of recent days to a cooler, more unsettled pattern for the latter half of the week. The driving force behind this change is a Pacific trough moving in from the northwest, set to cross the Rockies—including Colorado—later today. Satellite imagery indicates the trough's axis …

Premium BoulderCAST Daily – Tue 05/13/25 | One final hot day landing just shy of records; the cooldown begins tomorrow

Good Tuesday morning, everyone! Another hot day is in store as southwest winds continue pushing warm air into Colorado and the Great Plains. This heat surge is happening ahead of a Pacific trough set to arrive in Colorado tomorrow, bringing a noticeable cooldown. While today will offer up the warmest air mass of the week, increased cloud cover will help …

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