Monthly Archives: March 2012

How unusually warm has the March weather been?

What an amazing warm spell! March 14 was the first day of five consecutive days in which record-high temperatures were set in Madison. This matches the longest consecutive-day streak for setting record highs in our city’s history (the other two times were in the 1950s). Continue reading

Category: Climate
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How unusual is this current warm spell?

Our high temperature of 78 degrees Farenheit on March 14 set the all-time record for the date and established a new record for the first 78-degree F temperature of the year, breaking the standing record of March 23, 1910 — over a century ago. Continue reading

Category: Climate
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How do large snowflakes form?

There are four basic shapes of ice crystals: the hexagonal plate, the needle, the column and the dendrite. The dendrites are hexagonal with elongated branches, or fingers, of ice; they most closely resemble what we think of as snowflakes. The temperature at which the crystal grows determines the particular shape. A snowflake is an individual ice crystal or an aggregate of ice crystals. Large snowflakes are aggregates of ice crystals. Continue reading

Category: Phenomena
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