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What is ‘wet bulb’ temperature? How heat and humidity combine to dangerous levels

Extreme levels of heat and humidity are forecast to spread across the country over the next two weeks, blanketing the Southwest, Midwest, and East Coast with high temperatures beginning this June 19 ...
Las Vegas Review-Journal

‘It’s a dry heat’: How the heat index shows how hot it feels outside

A temperature of over 100 degrees doesn’t paint the whole picture when it comes to determining how hot it feels. The heat index does. What is the heat index? “It is essentially what temperature feels ...
WLWT

Wednesday weather forecast: Here comes the heat and, eventually, humidity

After a few refreshingly cooler days, the summer heat slowly returns. Eventually, the humidity joins in, too.Wednesday starts in the low 50s, with partly cloudy skies. It will be sunny and a little ...
WSMV

Temperatures and humidity will be on the rise this week to dangerous levels

Rain diminishing, areas of fog developing. Low 75. More storms will pop up tomorrow. High 95. Morning: Partly cloudy with spotty fog. An isolated shower is possible. Very humid. Low, 75. Afternoon: ...