Tag Archive

Ask Jack: Humid Air

By Jack Williams

Q: Why is humid air less dense than dry air? Matt, LaGrange, Ga. A: At first it might seem strange that humid air is actually less dense than dry air at the same temperature.  Most of the time we say things... »

How Weather Might Have Caused Crash

By Jack Williams

Most news stories about the June 1 crash of Air France Flight 447 into the Atlantic Ocean mention that it was flying through an area of thunderstorms when it went down, but these stories leave readers hungry for more information. The crash has also left many reporters, producers, and editors hungry for the weather knowledge they can use as they try... »