Category: Verification (Page 21 of 53)

These posts take a look back at recent weather events, like snow storms or severe weather outbreaks, and evaluate how the forecast played out. We evaluate how well the models predicted what actually occurred, and offer insight into what can be learned and applied moving forward.

The chance of snow on Friday has waned, but here’s the latest

We hate to be the bearer of bad news, but someone sadly has to assume that role today. What looked like a somewhat good, though uncertain, chance of snow for us earlier in the week has transitioned to a situation where almost every weather model is now struggling to come up with much, if any, snow in the Denver Metro area tonight into Friday. Let’s take a look at what happened and how much snow is currently expected.

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Boulder underwhelmingly reported its first snowfall of the season last night, tying 2016 for the latest on record

The saga for our first measurable snowfall of the season is finally over, in Boulder at least. In a rather uninspiring fashion, the city reported its first official snowfall early Wednesday morning before sunrise. Let’s review how it happened, check in how this fits in with climatology, and congratulate the winners of our 2021 First Snow Contest!

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A second chance at our first snow: A cold but quick system is gearing up for Thursday

After a lull in the weather on Wednesday, the action picks up quickly again on Thursday with the arrival of a swift-moving but ultimately weak storm system that will bring another round of rain and snow to the Front Range. We discuss which areas are favored this time around to potentially see their first snow of the season and detail when widespread freezing temperatures will arrive.

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Summer 2021: Crunching the numbers of yet another hot & mostly dry summer season for Colorado

Meteorological summer begins on June 1st and runs through August 31st. With that end date now having come and gone, the official numbers are in for Summer 2021! Let’s take a look at how Boulder, Denver and Colorado as a whole did this summer in terms of temperatures and precipitation. We also check in on how our state fared compared to the rest of the country. If you like seeing data displayed on graphs and maps, this post is for you!

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August 2021 Weather Review: A month headlined by poor air quality and relentless smoke

August 2021 across the Front Range was defined by its poor air quality and tenacious smoky skies which were mostly caused by out-of-state wildfires. Other weather highlights during the month included a rotating thunderstorm which prompted tornado sirens, lots of red smoky sunsets, a sprinkle of summertime snow in the Mountains, and the landfall of Category 4 Hurricane Ida sixteen years to the day after Hurricane Katrina. Here’s a quick and colorful recap of our weather during August and how it relates to climatology.

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