Category Archives: Meteorology

Has March been a bit unusual so far?

It has been a fairly benign first two weeks of March for those of us in southern Wisconsin.

Through the first 11 days of the month, we have averaged 6.2 degrees above normal. In fact, in the nearly three weeks since Feb. 22 — when we had this season’s maximum snow depth of 16 inches in Madison — we have averaged the same 6.2 degrees above normal. Continue reading

Category: Climate, Meteorology, Seasons

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How severe was the Northern Hemisphere winter this year?

Today is March 1 so the meteorological winter (December-January-February) is over.

The areal extent of air colder than minus 23 degrees at about 1 mile above the ground throughout December through February is one way of comparing the severity of the Northern Hemisphere winter from one year to the next. Continue reading

Category: Climate, Meteorology, Seasons

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How is the ice cover on the Great Lakes?

Until this recent frigid arctic air outbreak, the Great Lakes were experiencing one of the mildest winters on record National Oceanic and Atmospheric Administration (NOAA) monitors and reports on the ice coverage of the Great Lakes. NOAA reports total coverage … Continue reading

Category: Climate, Meteorology, Phenomena, Seasons, Uncategorized

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What is Madison’s longest stretch of frigid temperatures?

After a relatively mild start, this winter has suddenly turned a bit more menacing.

With last Thursday’s 3.5 inches of snow, Madison officially moved above its seasonal average snowfall for the first time all winter. We have received 36 inches, while the average to date is about 33 inches. Continue reading

Category: Meteorology, Severe Weather, Weather Dangers

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What is the status of Earth’s ice?

The amount of ice covering Earth varies from year to year, but over a few decades, trends emerge.

A recent analysis of satellite observations from the European Space Agency clearly shows the amount of ice on earth is decreasing. Those measurements indicate that the amount of ice, in the form of ice sheets on land, mountain glaciers and sea ice, is decreasing. Continue reading

Category: Climate, Meteorology

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