Category: Winter Weather (Page 8 of 137)

These posts contain some discussion of the white stuff, whether it be mountain snow pack or a Front Range snowstorm.

October 2025 Graphical Weather Review: A warm & dry month that prolonged the growing season, delayed our first snow

November 5, 2025 / BoulderCAST Team

October 2025 was definitively warm and dry throughout the Front Range with the primary storm track remaining well north across Wyoming and Montana. The only real precipitation event during the month occurred on October 6th with some locations picking up more than one half inch of rain. Our first frost of the season occurred about two weeks later than normal, and to this day we’re still waiting for those magical first snowflakes across the lower elevations. Here’s a quick and colorful graphical recap of our weather during October and how it relates to climatology.

This Week in Colorado Weather: November 3, 2025

November 3, 2025 / Ben Castellani

Sunday’s record-breaking November heat will give way to a dramatic cooldown on Monday, with temperatures plunging 20 to 30 degrees and wave clouds rolling in over the Front Range. The week ahead stays dry and mostly mild, but a few weak cold fronts will stir up some wind and day-to-day temperature swings. And while the forecast looks quiet for now, ensemble models are starting to hint at a colder, potentially snowier shift next week.

November begins warm and dry; Boulder may challenge its latest first snowfall record

October 30, 2025 / Ben Castellani

After a stretch of crisp, dry days to end the week, our weather is gearing up for a big warm-up this weekend, with near-record highs favored by Sunday. This developing warm and unfortunately dry pattern looks likely to stick around well into November. With each passing day, the odds grow that Boulder might challenge its record for the latest first snowfall.

This Week in Colorado Weather: October 27, 2025

October 27, 2025 / Andy

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…

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

October 23, 2025 / Ben Castellani

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.

This Week in Colorado Weather: October 20, 2025

October 20, 2025 / Ben Castellani

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.