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TPREMIUM STORM UPDATE: 3:00PM Wednesday December 28th he model runs throughout today continue to indicate that this event is likely to produce MORE snow for the Front Range, rather than LESS. Don't get us wrong, there is still considerable uncertainty, but confidence has increased that most areas should see at least a couple inches of slushy snow by the time …

Today will be the warmest day of the week as shortwave ridging passes over the area from the west. This will kick off warmer west-southwesterly flow statewide. Our temperatures will soar to their warmest values in weeks --- since December 11th at least --- expect highs in the lower 60s thickening wave clouds filling the skies by afternoon. Strong west-southwest …

We celebrate the Christmas holiday with continued warmth for late December in the lower 50s. A persistent west-northwest downslope flow will be in place once again today. The airmass warms a few more degrees just off the surface to promote lower 50s. We would not be surprised if a few locations in southern Denver reached the middle 50s. Clouds will …

Aridge of high pressure off the southern coast of California will edge a portion of its axis into the western US today. The deep Arctic air will slide east with the deep trough over Canada. After highs yesterday only in the upper single digits to lower teens, today will spark a roughly 25-30 degree rise with lower 40s thanks to …

We end the week still rather cold, with the Arctic air still entrenched across the area. The Arctic air now extends from the Front Range, all the way into the East Coast, with wind chill advisories over much of the eastern US. The good news is that the coldest air is starting to make its retreat to the east. But …

The Arctic airmass arrived right on cue yesterday around 4:30PM alongside a cloud of dust. There was an initial temperature drop of 43° in one hour recorded at our station --- probably the largest ever one-hour decline on record (Boulder climate station does not keep hourly data, so we'll never know for sure...)! Temperatures have been tumbling further ever since …