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Is Madison breaking any records during the warmest year ever across the globe?
Sunday was the 110th consecutive day in Madison with a daily high temperature at or above 70 degrees, shattering the previous longest such streak of 103 days, set in 1998, by seven days.
We are also approaching the record for the number of consecutive days with a daily minimum temperature at or above 45 degrees, set in 2010 when a streak of 128 such days occurred. As of Sunday, this year’s string was at 127. Low temperatures forecast around 45 degrees for Monday through Wednesday could maintain or break that streak. Continue reading
Category: Climate, Meteorology, Seasons
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Comments Off on Is Madison breaking any records during the warmest year ever across the globe?
Is this a rainy summer?
For southern Wisconsin, this has been a rainy summer.
This August, the precipitation that fell over southern Wisconsin is about 200 percent of normal. Continue reading
Is another transition around the corner?
As we head into the second half of August a subtle transition in our weather begins to occur — one that is probably hard to detect at first but that eventually becomes very obvious and then lasts for approximately eight … Continue reading
What is a heat wave?
A heat wave is a period of abnormally and uncomfortably hot and usually humid weather. The World Meteorological Organization is specific in its definition by stating that a heat wave is when the daily maximum temperature for more than five consecutive days exceeds the average maximum temperature by 9 degrees.
Heat waves are caused by very hot, stagnant air masses. Regions that suffer under intense hot spells are usually dominated by a surface high-pressure system with a mid-tropospheric ridge aloft. Dew points are also high, and to compound matters, wind speeds are often low. Continue reading
What is the heat index?
The heat index indicates how hot it feels. It is expressed as a function of air temperature and the relative humidity.
The heat index temperature is for standing in the shade; when exposed to direct sunlight, the heat index value can be increased by up to 15 degrees. Continue reading
