Category Archives: Meteorology

What is the heat index?

Posted on July 13, 2020 by WeatherGuys Editor

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 and light winds; when exposed to direct sunlight, the heat index value can be increased by up to 15 degrees. Continue reading →

Category: Meteorology, Seasons, Severe Weather

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What is mud rain?

Posted on July 6, 2020 by WeatherGuys Editor

Mud rain is rain that contains a noticeable concentration of particles of sand or dust. The soil can be of local origin or it can originate from very distant regions. As rain falls through the dust layer, the raindrops collect … Continue reading →

Category: Meteorology, Phenomena

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What is the longest lightning bolt?

Posted on June 29, 2020 by WeatherGuys Editor

The World Meteorological Organization, or WMO, investigates and certifies meteorological records.

On Friday, a WMO committee of experts confirmed a new world record for the longest single lightning flash. The single flash occurred on Oct. 31, 2018 and covered a horizontal distance of 440.6 miles, plus or minus 5 miles, across parts of southern Brazil. Continue reading →

Category: Meteorology, Phenomena, Severe Weather

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Was that a tropical storm last week?

Posted on June 15, 2020 by WeatherGuys Editor

The western Great Lakes region was visited by a rare tropical storm Tuesday when Cristobal made its way into southern Wisconsin.

Rainfall from eastern Iowa to central Wisconsin was intense, with Madison, La Crosse, Wausau and Rhinelander all recording just under 2 inches of rainfall overnight Tuesday into Wednesday. Even more impressive rainfalls were recorded in eastern Iowa, as Dubuque got 2.16 inches, Cedar Rapids got 2.35 inches and Iowa City was hit with 3.47 inches. Continue reading →

Category: Meteorology, Seasons, Severe Weather

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How important were weather forecasts for D-Day?

Posted on June 8, 2020 by WeatherGuys Editor

Saturday marked the 76th anniversary of the Allied invasion of Europe and the beginning of the end for Nazi Germany.

The assault was enormous and relied on mobilization of a far-flung naval armada to deliver the necessary men and machines to the beaches at the appointed time. Continue reading →

Category: Meteorology, Severe Weather

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