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Boulder’s Erie Sunrise: Lighting Up The Balloon Festival!

The sun rises over Eastern Boulder County at the Erie Balloon Festival. I arrived at 5:15 AM to make sure I did not miss part of the show! The rising sun lights the clouds where the hot air balloons are welcomed! Here we are at the third picture and so far not even one balloon! […]

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Boulder Sunset At Sunrise: Virga and Atmospheric Violence!

The Friday sunset was so interesting and beautiful that I’m sharing what I saw as a “sunrise” blog. Heavy virga is in the middle of the jumble of clouds. Virga would be rain, but when the humidity is low enough, it evaporates before hitting the ground. It falls from clouds and disappears into the sky […]

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Boulder’s Tornado Tales: The Science Behind the Storms

When I was re-born in Boulder in 1975, and for some decades after that, it was “common knowledge” that tornadoes could not form close to the front range. Generally it was thought by many that tornadoes West of I-25 were not possible. We KNOW that is wrong. Personally we’ve seen funnel clouds several miles South […]

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Boulder Food as Flower and Flower as Food

The cycle of a flower and fruit’s life is integral to the beauty we watch as flowers form form buds, develop into flowers, yield fruit, and finally reach the end of their life cycle as drying color and dropping petals.                                                An Iris in full bloom, with the inner working plainly visible The life cycle […]

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Hailstone Growth: Unraveling the Mystery of Large Hail

In Boulder, during hot afternoons, we see afternoon hailstones forming, some of which are baseball size! How does that happen? Large hailstones are a fascinating meteorological phenomenon that have puzzled scientists and captivated the public for centuries. The process of hailstone growth is a complex and intricate one, involving a delicate interplay of atmospheric conditions […]

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Boulder’s Banded Clouds!

Notice the higher banded clous and then the lower cumulus rounded clouds. It was the contrast between the two and the heavy banding that caught my attention. Taken from a red light through the windshield, a technique I do NOT recommend and which I would not admit. There are some basic rules (which have exception) […]

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ai generated, woman, linked data

Boulder Weather Reports: “Rain Or Not With Snow Or Not”

As recently as 10 years ago, Boulder weather reporting was reliable and precise. While Boulder Valley has always presented a prediction challenge, even in Boulder the question was more along the lines of demarcation of different areas of moisture, temperature and wind. BUT since then, weather prediction has been poor. Rain might come as predicted, […]

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“Exploring Boulder’s Sky: The Wondrous Virga Rain Phenomenon Unveiled”

Boulder has an ideal climate and geography for the formation of Virga. Virga is a captivating weather phenomenon in Boulder and elsewhere, that presents itself as streaks or wisps descending from a cloud but evaporates or sublimates before reaching the ground. This meteorological marvel occurs when precipitation falls from a cloud into a layer of […]

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