CleanAirGuy

Snow flurries up in Fort Collins this morning. Tuesday 930 am #cowx

Sunset in Fort Collins Colorado. #cowx #sunset

Some color at sunset tonight. Fort Collins Colorado. #cowx #sunsets

Some pancake lenticular clouds for your viewing pleasure. Fort Collins Colorado. #cowx #lenticularclouds #weather

Sunday 2pm. Fort Collins Colorado. A snow burst and wind moving through the area. Winter Weather Advisory posted for the northern Front Range by NWS Boulder. #cowx

A stripe of color above the foothills at sunset tonight. Fort Collins Colorado. #cowx

Some faint purple in the sky from the Aurora Borealis. Pixel7 camera with 6 sec exposure. 820 pm Backyard view from Fort Collins Colorado. #cowx #auroraborealis #northernlights

1015pm. Fort Collins Colorado. Some light snowfall in the backyard, but no accumulation as of yet. #cowx

Some color at sunset this evening. Fort Collins Colorado. #cowx

If you need a diversion from the news, here are some gravity waves and other interesting atmospheric clouds. Fort Collins Colorado. #cowx

map of temperature rankings for October through December 2025 in Colorado, based on PRISM data. Nearly the entire state is in a dark brown color which corresponds to record warmest. Some splotches of being in the top-10 warmest are scattered across the state. From https://climate.colostate.edu/co_cag/rank_maps_prism.html

per preliminary data from PRISM, it was the warmest October through December period on record for the majority of Colorado. In many places, by a large margin (e.g., here in Fort Collins it was 2.4°F warmer than any previous Oct-Dec). #cowx

Some color at sunset tonight. Fort Collins Colorado. Sunrise and sunset around the winter solstice are always more vibrant compared to other times of the year. #cowx

6am. Quite the temperature contrast across Fort Collins this morning depending on whether your neighborhood is feeling the downslope winds. Near 30F at CSU, but mid-50sF across southern parts of FOCO. Data from Weather Underground. #COwx

The low sun angle as we near the winter solstice helps to really bring out the deep red colors at sunset. Fort Collins Colorado. #cowx

Northwest flow, lenticular clouds, and sunset made for a great combination. Fort Collins Colorado. #cowx

It's mid-December at 9am and the temperature is 66 degrees F in the backyard. Got to love those downsloping winds. Fort Collins Colorado. #cowx

Sunset along the Front Range. Fort Collins Colorado. #cowx

These high wind set ups on the Front Range often come with interesting cloud formations. Fort Collins Colorado. #cowx

Even more lenticular fun today. #cowx

Lenticular clouds and other interesting atmospheric phenomena while out walking this afternoon. Even some K-H action. Fort Collins Colorado. #cowx

Mrs Cleanairguy has been sanitizing her kitchen replacing all of the plastic items. New coffeemaker, although finding one without plastic was not easy. New leftover containers made of glass. No more plastic kitchen utensils, etc.

An over performer in SW Fort Collins with 5.5 inches measured in the backyard. 40.53N 105.126W. #cowx

Light snow has started up here in Fort Collins. 1215am. #cowx

Not much accumulation, but did put down a light coating on the sidewalk and streets. Southwest Fort Collins. #cowx

Snow flurries in the backyard. Fort Collins Colorado. 630pm. #cowx

Some nice color at sunset tonight. Fort Collins Colorado. #cowx

The lenticular clouds came out to play this afternoon. Fort Collins. #cowx

More Aurora Borealis photos, this time from Cottonwood Glen Park in Fort Collins where there isn't as much ambient light. #cowx #auroraborealis #northernlights

Northern Lights as viewed from the street in front of the house in SW Fort Collins Colorado. #cowx #auroraborealis #northernlights

Some nice lenticular clouds out this evening along the Front Range. Looking south from Fort Collins. #cowx