Category: Climatology (Page 1 of 51)

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: December 16, 2024

As we rapidly approach the holiday season, the Front Range continues to experience unseasonably warm and dry conditions. This past weekend brought beautiful weather with temperatures warming into the 50s, accompanied by strong downslope winds at times. Looking ahead, the forecast remains mostly quiet with high pressure dominating the central Rockies, including Colorado. While a few bouts of wind are expected this week, precipitation will be nearly non-existent over the next seven to ten days, making a white Christmas highly unlikely for the Denver-Boulder area.

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November 2024 Graphical Weather Review: Modest but widespread drought improvement in eastern Colorado thanks to one of our all-time wettest Novembers

November 2024 was exceptionally moist across most of eastern Colorado, with some locations nabbing their wettest November on record. In Boulder, we received a respectable 2.64″ of moisture, good enough for 4th all-time since the late 1800s. While there is certainty still more work to do, the widespread wet weather allowed for modest drought improvement across much of the state. Despite a late and lackluster start to the snow season, Boulder and Denver have both surged above normal season-to-date. Here’s a quick and colorful graphical recap of our weather during November and how it relates to climatology.

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Winter Weather Update: Rain changes to wet snow Tuesday night across the lower elevations, but it’s the Mountains that will really get hammered!

Get ready, Colorado! A major winter storm is on the horizon, promising to blanket the Mountains with up to 30 inches of snow and transform ski resorts into powder paradises. But that’s not all—rain will turn to snow in the Denver Metro area Tuesday night, potentially disrupting the Wednesday morning commute. Curious about the full forecast and how it might impact your Thanksgiving plans? Read on as we discuss the timing of the change-over to snow, the expected snowfall totals for everyone and when travel may be most impacted.

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This Week in Colorado Weather: November 18, 2024

This week’s weather will be a mixbag across Colorado, with a little bit of Mountain snow, bouts of gusty winds, and one or two sizable temperature swings for the lower elevations. With the exception of a cold and windy Tuesday, the week ahead will be pretty nice for us overall. Looking ahead, a juicy atmospheric river may reach Colorado during the upcoming weekend with substantial Mountain snow in the works. Read on for all the details.

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October 2024 Graphical Weather Review: Wrapping up the driest May to October period ever recorded in Boulder!

October was yet another exceptionally warm and dry month in the Front Range, with most areas landing more than six degrees above average while receiving very little if any precipitation. The period of May to October only produced 4.64″ of precipitation in Boulder, the driest such stretch in recorded history. It’s no surprise that drought has further expanded across the region. In contrast to our boring weather, space-related activity was booming in October with multiple nights of auroras lighting up Colorado’s skies and a multi-week comet display. Here’s a quick and colorful graphical recap of our weather during October and how it relates to climatology.

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