Category: Fire Weather (Page 6 of 35)

Winter Storm Recap: That dusting of snow was Boulder’s latest first snowfall on record, and it wasn’t even close

Boulder’s long snow drought has finally ended—just shy of a record streak. An Arctic front swept through early Saturday, dropping temps fast and delivering the season’s first flakes. Boulder picked up 0.3″, the latest first snowfall ever recorded in the city and it wasn’t even close. Curious how our forecast stacked up and what’s next? Spoiler: Another round of snow is already knocking on the door for Sunday.

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Winter Weather Update: First snowflakes of the season possible Friday night in Boulder/Denver, up to 7 inches in the Mountains

A big change is about to hit Front Range: after one more warm, breezy Friday, a strong cold front sweeps in overnight, dropping temperatures to the coldest of the season. Will Denver and Boulder finally see their first snow? That’s not guaranteed, unfortunately, but the Mountains are in for several fluffy inches and tricky travel ahead. Read on for the full breakdown—including details on the timing, our snowfall map, travel impacts and what lies ahead for our next wintry system on Sunday.

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Forecast Update: A complicated forecast remains for the late-week storm, but whatever transpires will fall as chilly rain for the lower elevations

Enjoy Wednesday’s sunshine while it lasts—it’s the calm before a complicated storm setup arrives tomorrow. A pair of low‑pressure systems are set to interact in a complicated manner late Thursday into Friday, leaving big questions about how exactly things will unfold across eastern Colorado. Read on for our latest thoughts on the developing late-week autumn storm headed for the Front Range.

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This Week in Colorado Weather: November 10, 2025

This week brings a stretch of unseasonably warm and quiet mid-November weather across the Front Range, with highs holding in the upper 60s to low 70s through Friday. However, a stronger cold front arrives in time for the weekend and it could finally deliver a shot of snow. Models remain split on the system’s track, leaving the Metro area with only modest odds to see accumulating snow, while the Mountains look primed for several inches. With records for Boulder’s latest first snowfall and longest snow‑free streak hanging in the balance, this is a setup worth watching as the week unfolds.

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This Week in Colorado Weather: October 27, 2025

Bundle up and brace for an eventful week of fall weather across the Front Range as temperatures turn colder! Gusty winds and even a few thundershowers on Monday will precede a frontal boundary set to bring the season’s coldest air yet. Read on for all the details of the week ahead, including a discussion of nightly hard freezes, the Halloween forecast, and a weekend warm-up that might just make you forget it’s the start of November…

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Colorado Forecast Update: Two underwhelming storm systems approach with fire danger increasing into early next week

Clouds roll in Thursday as a compact storm system approaches from the southwest—but don’t expect much more than a few sprinkles and high mountain snow. Boulder and Denver stay mostly dry, with mild temps in the 60s and a sunnier stretch ahead for Friday and Saturday. A stronger trough will arrive Sunday into early next week, bringing gusty winds and a taste of cooler fall air, but once again little in the way of meaningful rain or snow east of the Mountains. Read on for all the details.

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This Week in Colorado Weather: October 20, 2025

This week’s forecast is anything but boring in the Front Range. A fast-moving autumn storm is stirring up the atmosphere on Monday with jet-driven Mountain snow, powerful downslope winds, and a fire-weather setup that demands caution. And once the winds die down? A hard freeze will slam the door on the growing season for the entire area Monday night. Read on for a full breakdown of the very active weather unfolding in Colorado on Monday, plus a peek towards the quieter days ahead.

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August 2025 Graphical Weather Review: A hot, dry & smoky month saved by a cool & rainy finish

August 2025 was on track to be our third scorcher in a row — hot, dry, and smoky — until a late-month shift brought in a welcome stretch of cooler, wetter weather. That pattern change helped balance things out across the Front Range, with most areas landing close to average for rainfall and just slightly warmer than normal overall. Still, it wasn’t all relief: the month packed in plenty of wildfire smoke and a few record-breaking heat days that served to remind us that summer wasn’t done yet. Here’s a quick and colorful graphical recap of our weather during August and how it relates to climatology.

NOTE: This monthly recap was delayed due to missing data in the August 2025 climate record for Boulder which has since been partially filled with best-guess approximations. 

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