If the dew point is 68F, you have 15 grams of water vapor in a kilogram of air. That’s enough water vapor for us to feel it—we would say it’s a humid day.

Now consider the dew point: Let's say both samples are in same-sized buckets and have a dew point of 32 F (0 C). That's a relative humidity of 73 percent for the cooler sample and 23 percent for ...

Measuring moisture: Dew point vs relative humidity by: Joseph Dames. Posted: May 12, ... Now this chart isn’t the rule of thumb for all, for it is slightly subjective to the person.

ROCHESTER, N.Y. (WHEC) – We are going to talk directly to the weather geeks. Today we look at the difference between dew point and relative humidity. The dew point is basically a simple concept ...

The large glass with a temperature of 100 degrees and a relative humidity of 50% corresponds to a 78 degree dew point. This is much more humid than the small tank where the dew point is only 41.

Here is where things get tricky. Say we have a dew point of 70 degrees which will feel uncomfortably humid. If the air temperature is at 70 degrees we have 100 percent relative humidity.

If it is 100 degrees and the dew point is 72 degrees, relative humidity would be 40 percent. So we meteorologists prefer the consistent message that comes with dew point. Share ...

The RH-AS2 is a probe available for the rugged, hand-held AdvancedSense™ HVAC/OH/FM/IAQ meters. It is capable of measuring relative humidity, dew point, absolute humidity, specific humidity, wet bulb ...

A persistent weather pattern — high pressure anchored offshore has been pulling in a deep tropical flow of moisture. Combine ...

KDKA-TV Evening Forecast (8/28) 02:49 PITTSBURGH (KDKA) — Oftentimes in weathercasts, you'll hear KDKA-TV's First Alert meteorologists mention the relative humidity and dew point, but what are ...

Dew point/relative humidity questions come up fairly often and this is a good one. Water vapor in the atmosphere is pretty important for deep-sky observing and photography. The atmosphere can only ...