Author Archives: Weather Guys Editor

When is the Winter Solstice?

The winter solstice (from the Latin sol, or “sun,” and stice, or “come to a stop”) is the day of the year with the fewest hours of daylight. This year, this occurs for the Northern Hemisphere at 11:30 pm Wednesday. Continue reading

Category: Seasons
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Why does the moon look red during a lunar eclipse?

A total lunar eclipse could be seen in cloud-free regions across most of the United States and Canada on Saturday morning, Dec. 10. In a total lunar eclipse the sun, Earth and moon line up and the Earth casts its shadow on the moon. The moon is always a full moon and it never goes completely dark during a total lunar eclipse. It appears reddish for the same reason that sunsets and sunrises often have a red tint. Continue reading

Category: Phenomena
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What is the outlook for Wisconsin’s winter?

The National Oceanic and Atmospheric Administration’s Climate Prediction Center issues seasonal climate outlook maps for the nation. The organization’s forecast for Wisconsin’s 2011-12 meteorological winter (which started Thursday and runs through Feb. 29) is for below-normal temperatures and above-normal precipitation. Continue reading

Category: Climate
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When does winter really start in Madison?

The most common way to define the start of winter is to appeal to the solstice, the day on which the noontime sun is positioned at its farthest southern point of the year. This is the astronomical start of winter — Dec. 22 this year. On that day, the noontime sun will be directly overhead at 23.5 S latitude. Continue reading

Category: Climate
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How can you forecast frost?

There are a series of questions you can ask yourself to aid in predicting the formation of frost for your own backyard: Continue reading

Category: Meteorology
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