Extreme Week

The first eleven days of December were all below average, some well below average.  Since the middle of the month we have only seen one day below average which occurred a week ago today.   Because the first half of the month was so much colder than the second half was warm, the month will still…
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Blue Snow

I recently received an email asking why snow appears blue occasionally. White light contains all the colors of the rainbow ranging from the shorter wavelength color of blue, to the longer wavelength color of red. When white light passes through ice or snow the longer wavelength colors, the reds and oranges, are absorbed leaving the…
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Winter Solstice

At 12:08 AM this morning the sun‘s direct rays were over the Tropic of Capricorn marking today as the Winter Solstice. I have always enjoyed the two solstices each year. Why you ask? It’s all because of the sun angle. Most people think of the winter solstice as the "shortest day of the year" and…
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Hoar Frost

When warmer and relatively moist air moves into this area during our cold season low clouds and fog usually develop. During this process, the warmer air gradually cools to its dew point, or in other words, the warmer air mixing with the colder air produces a relative humidity of 100%. Fog, even when temperatures are…
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Abundant Snow

After receiving a bit more than a foot of snow in the past week some of you are probably already tired of the snow.  If it makes you feel any better we are not the only ones getting snow.  Some parts of the Twin Cities have also received around one foot this week.  Montreal, Quebec…
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