Capital Weather Gang: Humidity


Posted at 01:19 PM ET, 09/11/2013

Does warm air “hold” more water vapor than cold air?

A oft-repeated water vapor myth is that warm air can “hold” more water vapor than cool air.

By Jack Williams  |  01:19 PM ET, 09/11/2013 |  Permalink  |  Comments ( 0)
Tags:  Explainer, Humidity, Latest

Posted at 10:29 AM ET, 08/12/2013

Mid-Summer 2013 was second most humid in D.C.'s recorded history

The period from June 30 through July 23, 2013 in Washington, D.C. was the second most humid in recorded history (dating back to 1937).

By Rick Grow  |  10:29 AM ET, 08/12/2013 |  Permalink  |  Comments ( 0)
Tags:  Humidity, Latest, Local Climate

Posted at 12:32 PM ET, 08/05/2013

Why dry air is heavier than humid air

The assumption that humid air is heavier than dry air is wrong. Learn why...

By Jack Williams  |  12:32 PM ET, 08/05/2013 |  Permalink  |  Comments ( 0)
Tags:  Explainer, Humidity, Latest

Posted at 02:25 PM ET, 07/08/2013

Weather weenies prefer dew point over relative humidity, and you should too!

When a meteorologist or a dedicated weather weenie hears the "90-degree heat with 90 percent humidity" refrain he or she winces and wants to say something like, "It never happens here."

By Jack Williams  |  02:25 PM ET, 07/08/2013 |  Permalink  |  Comments ( 0)
Tags:  Extreme Heat, Humidity, Latest

Posted at 03:25 PM ET, 07/03/2013

Washington, D.C. can feel hotter than Death Valley at its hottest

WEATHER GANG | The dryness of Death Valley’s heat means it doesn't feel as hot there as it does in D.C.

By Jason Samenow  |  03:25 PM ET, 07/03/2013 |  Permalink  |  Comments ( 0)
Tags:  Extreme Heat, Humidity, Latest, U.S. Weather