With our rain chances on the rise for the next few days, you might have heard your local forecaster talk about the probability of precipitation or PoP.  But what does a 40% chance of rain really mean?  It turns out that not even meteorologists agree on a definition.  Check out Dr. Marshall Shepherd’s blog from Forbes.com on some recent research activities at UGA on this topic here.

Source: Commons Wikimedia
Source: Commons Wikimedia