Tom Spears is skeptical about the whole "feels like 44" humidex thing

As the temperature in Ottawa is set to rise about 30 again today, here’s an interesting note about humidex from Ottawa Citizen science writer Tom Spears: **

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That brings me to the humidex. Don't believe it. When they say it's 33 degrees but "feels like 44," they mean there's moisture in the air. Hey, this is Ottawa. There's always moisture. We're in a river valley. Maybe 33 here compares to 44 with no moisture, but where do you find air with no moisture -- the Sahara? It does not compare to any experience here, and is a non-scientific judgment call that true meteorologists roll their eyes at, used only by TV and radio types to sound important. Yes, it's hot. It's 33 degrees, and you know what? This is what 33 feels like, without the need to inflate it. [ Read more from his blog... ](http://communities.canada.com/ottawacitizen/blogs/darkmatter/archive/2010/07/05/how-it-could-have-been-worse-and-the-humidex-is-fakery.aspx)

** Related: ** Ottawa Weather Guide