Author: Ben Castellani (Page 57 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 – Tue 09/24/24 | Beautiful & seasonal today, but warming up the rest of the week with no rain in sight

September 24, 2024 /

An overnight shortwave has dropped south out of Canada and into the Upper Midwest with a stream of clouds pushing into the Front Range from the northeast. The nighttime microphysics satellite animation from GOES-East is shown below. Most of the thick lower clouds (white shadings) are remaining well off to our northeast. Only an influx of spotty cirrus clouds (dark …

This Week in Colorado Weather: September 23, 2024

September 23, 2024 /

The Front Range experienced its first significant rainfall in five months, with some areas receiving up to an inch of rain over the weekend. The start of the work week will be relatively cool. However, a strong ridge pattern known as an omega block will bring warm and dry conditions from Wednesday onwards, with temperatures rising into the 80s and potentially reaching record highs by Thursday. While there is no hope for any snow in our forecast yet, our 10th Annual First Snow Contest will open to entries later this week. Read on for all the details.

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Colorado Forecast Update: Widespread rain inbound for Boulder and Denver this weekend, several inches of snow for the Mountains (Updated)

September 20, 2024 /

This weekend will surely feel a lot different than recent ones as the first autumn storm system of the year arrives into Colorado — conveniently aligning with the official first day of autumn on Sunday. While a fair amount of uncertainty remains in potential precipitation totals for the Front Range, everyone should see an extended period of light to moderate rainfall from late Saturday afternoon into Sunday morning. Fortunately it is still too warm for frozen precipitation across the lower elevations, but snow will fall in the Mountains accumulating up to several inches. Here’s our latest thoughts on what has turned out to be a tricky storm to forecast!

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Premium This Weekend in Colorado Weather: Autumn is coming in like a lion (well, maybe a bobcat) as widespread rain develops Saturday evening

September 19, 2024 /

The cut-off low pressure system that will eventually be our weather-maker for widespread rainfall this weekend still remains just offshore from Los Angeles this morning. Out ahead of this system, weak ridging stretches from Texas into the Midwest. Colorado is between these two weather features, resting under the influence of bone dry southwest flow which will lead to another beautiful …

Premium BoulderCAST Daily – Wed 09/18/24 | Nothing but sun the next few days before a soggy Four Corners low arrives this weekend

September 18, 2024 /

Yesterday's widespread straight-line wind event was somewhat underwhelming in the Denver Metro area, but it did deliver quite nicely for the rest of eastern Colorado. Several surges of 60 to 75 MPH wind gusts occurred across a large portion of the Eastern Plains during the afternoon and evening hours on Tuesday, as shown in our severe weather report map below. …

Premium BoulderCAST Daily – Tue 09/17/24 | Watch out for a line of strong to severe thunderstorms coming off the terrain this afternoon!

September 17, 2024 /

Today will be the most active and wettest day of the work-week across the Front Range, with the primary concern being a line of severe thunderstorms expected to blow through the entire area this afternoon. As of writing Tuesday morning, the potent closed-low pressure is located in northern Nevada. Over the next 24 hours, this system will scurry northeastward towards …

Premium This Weekend in Colorado Weather: Critical fire conditions, record heat, and none of the rain we desperately need

September 12, 2024 /

As we've been discussing all week long, today will be hot, dry and breezy --- three weather conditions that when coincident with Moderate to Severe Drought will breed critical fire concerns across much of the state from late morning through sunset on this Thursday. Winds should increase from late morning into early afternoon, peaking as high as 35 MPH at …

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