Category: Climatology (Page 7 of 56)

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.

Winter Storm Recap: First snow of the season is in the books for most western suburbs, including Boulder, but it wasn’t much…

Many western suburbs of Denver experienced their first snow of the season last night, with Boulder officially recording 0.2 inches. The colder, higher elevations to the west saw a more significant dump, up to 15 inches in some areas. We briefly recap the underwhelming first snow of the season and announce the winners of our 2024 First Snowfall Contest.

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Winter Weather Update: Accumulating snow likely Sunday night and again midweek, but we’re also tracking potential blizzard conditions late week for eastern Colorado

The first two storm systems of the season capable of producing snow across the lower elevations mostly missed the mark, with only a small portion of the Denver Metro area reporting snow so far this season. Neither Boulder or Denver have officially received any snowfall since April. That will definitely change this week, perhaps as early as Sunday night as a light round of rain changing to snow is expected. Furthermore, a complicated, unsettled weather pattern will unfold the rest of the week in Colorado keeping our temperatures well below normal with almost daily chances for more rain and snow. We’re fairly confident everyone will see additional light accumulating snow Tuesday night into Wednesday, with a potential for a more impactful storm late in the week into the weekend, including possible blizzard conditions. We truly have a lot to cover in this week’s outlook, so let’s dive in!

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Colorado Forecast Update: Plan now for the “one-two punch” of our first snow and first hard freeze of the season!

Get ready, Colorado! The first snowflakes and a hard freeze of the season are on their way as this dramatic shift in weather across the state continues. Better late than never, right? We discuss when the snow will begin, how much could stick on the grassy surfaces, and when to expect the end to the 2024 growing season as temperatures are sure to plummet below freezing. We’re also tracking another potential snow event early next week. Here’s the latest.

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This Week in Colorado Weather: October 21, 2024

As we transition deeper into autumn season, Colorado weather continues to keep us all on our toes. This past weekend, a slow-moving storm system that was expected to bring widespread light precipitation to the Denver Metro area ended up being a tad underwhelming, with the bulk of the moisture staying to our south. While Boulder and Denver received only minimal rainfall, areas of southern Colorado and New Mexico experienced heavy rainfall which led to deadly flash flooding. Looking ahead, this week promises relatively quiet weather for the Front Range, with just a brief cool down scheduled for late week. We’re also tracking an interesting storm in the pipeline for next week which could bring sub-freezing temperatures and potentially some snow to the area just in time for Halloween.

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Colorado Forecast Update: After a month-long dry spell, precipitation will finally return to the Front Range this weekend, but not nearly as much as we need…

It’s been quite a long time since our last measurable precipitation in the Front Range, but that will change abruptly this weekend with the arrival of our next autumn storm system. Unfortunately the slow-moving low pressure will dive too far south into Arizona, largely fizzling out before ever reaching northeast Colorado. Nonetheless, it will bring a bit of rain, snow and much colder temperatures to our area for a few days. Read on for our latest thoughts on how the unsettled weekend ahead will play out. We also briefly review the entries to our 2024 First Snowfall Contest with predictions actually trending towards a later date than Boulder’s climatology would suggest (color us shocked!). There will indeed be some snowflakes in our forecast domain this weekend, but Boulder is not expected to see accumulating snow.

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This Week in Colorado Weather: October 7, 2024

The Front Range will unfortunately see a continuation of unseasonably warm and bone dry weather this week. With a strong ridge of high pressure parked over the region, temperatures will remain summer-like in the lower 80s for the most part. While a couple of weak cold fronts may bring slight temperature drops, there will not be any precipitation. Wildfire smoke from neighboring states will intermittently affect our air quality. We also look ahead to a pattern shift next week which should bring welcomed changes. Read on for all the details.

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