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Premium BoulderCAST Daily – Fri 08/09/24 | Cooler and showery to end the work week

Adisturbance in the flow tied to a trough of low pressure in Nebraska and Kansas will be tracking through this afternoon and evening. The addition of this with some upper-level jet support will bring showers to the region to close out our work week. A weak shear axis will also be present, aiding convergence in the low-levels just east of …

Premium This Weekend in Colorado Weather: The nineties are a thing of the past with showery & cool weather the next few days!

Just before sunrise, low clouds arrived to the Front Range with a moist surge of easterly upslope flow early this morning. The current scene in Boulder is a gloomy one: You can see this development in the GOES-East nighttime microphysics animation below, with stratus clouds engulfing Boulder and Denver between 4 and 5AM (white shading). There are some pockets of …

Premium BoulderCAST Daily – Wed 08/07/24 | Temperatures quickly soar into the 90s before rain & a cold front arrive! We’ll be ~30° colder tomorrow!

Happy Wednesday, folks! Today's the day we've all been waiting about two weeks for --- the final day of the ongoing and prolonged heatwave as a significant cooldown arrives behind a cold front tonight. Unlike most of our recent fronts, this one is the REAL deal! We will have another hot day with a round of scattered afternoon and evening …

Premium BoulderCAST Daily – Tue 08/06/24 | Two more hot days with thunderstorms before cooler (and smokier) air arrives Thursday

Yesterday saw the development of showers and thunderstorms across the Denver Metro, aided by the evening arrival of a weak shortwave from the west. Some areas saw more than a half inch of rainfall (south of Denver). Most locations generally picked up less than a quarter inch, though. Water is water though! A flattened ridge of high pressure still resides …

Premium BoulderCAST Daily – Sun 08/04/24 | Increasing storm chances and watching Debby

Adisturbance in the flow will increase the chance of late-day showers and storms across the Front Range. Unfortunately, the heat will still be in place ahead of any activity, with upper 90s to near 100 across Boulder and Denver. The disturbance will be tied to a trough axis over Montana and Wyoming. That axis will bring isolated to scattered storm …

Premium BoulderCAST Daily – Sat 08/03/24 | Hot and smoky weather persists

Ahot ridge of high pressure will park itself over Utah and Colorado this afternoon, spelling out a dry and hot day once again. A light northeast flow will develop during the afternoon, which could promote a 1-2 degree lower daytime high than Friday. Nevertheless, we are still hot with mid to upper 90s for most of the Denver and Boulder …

Premium BoulderCAST Daily – Fri 08/02/24 | Heat and Smoke continue

It will be another hot and smoky day across the state and Fro nt Range. The image below shows the total column smoke from the HRRR for this evening. Note the two large areas of intense smoke coverage, one just west of Ft. Collins and another in the southwest part of the state near Telluride. Unfortunately, the smoke will persist …

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