Category: Climatology (Page 30 of 63)

These posts contain information about the long-term weather patterns of Boulder County. Potential topics may include 30-day weather outlooks, El Nino/La Nina, and seasonal forecasts. You will find less about the day-to-day weather, with more focus on longer trends and patterns.

This Week in Colorado Weather: September 25, 2023

Another boring week of weather is set to unfold across the Front Range as Colorado remains trapped in a dry and stagnant weather pattern. Sunshine and unseasonable warmth will be the story this week across the area as a result. While there was some potential for things to change this upcoming weekend, that no longer appears to be the case. There’s no rain (or snow) anywhere in pipeline — heck there’s barely any clouds! Let’s take a look…

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The 2013 Boulder Flood: Ten years and three billion dollars later

Ten years ago this week, torrential rains fell across the Front Range, triggering one of the worst floods in Colorado’s short recorded history, accompanied by a staggering repair bill now approaching $3 billion. With Boulder County at the epicenter of the disaster, the road to recovery has been long and arduous, and still continues today. We take a look back at this historic event, explain how it happened, and provide an update on related analysis performed since.

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This Week in Colorado Weather: September 11, 2023

The dog-days of summer are squarely behind us as cool and unsettled weather continue across the Front Range this week. Though things will dry out briefly Monday and Tuesday, soggy conditions quickly return as a Pacific trough slowly rakes across the region later in the week. Up to 1″ of rainfall is projected by week’s end along with some of the coldest temperatures we’ve seen in many moons. Let’s take a look!

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August 2023 Graphical Weather Review: Summer ended much hotter and drier than it began!

August 2023 ended up warmer and wetter than normal in Boulder — an uncommon pair of outcomes indeed. The summer monsoon failed to produce consistent precipitation across the state throughout the whole month (woefully dry in the middle), but most areas made out alright with drought still thankfully absent from eastern Colorado. The month had 14 90-degree days bringing the total count to 30 days year-to-date. Elsewhere, a DVD-sized hailstone that fell in far eastern Colorado was confirmed to be a new state record. Here’s a quick and colorful graphical recap of our weather during August and how it relates to climatology.

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This Week in Colorado Weather: August 28, 2023

A very typical, though somewhat boring late-summer week will unfold across the Front Range as the monsoon wraps up and we await the seasonal arrival of the polar jet stream. Our best chance of rain this week comes immediately on Monday as afternoon thunderstorms rock the area. Drier and hot weather will return in the days to follow, however. Late-season monsoon moisture will reach the area Friday into the upcoming weekend, but the heat will be going nowhere.

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