As a strong surface low crosses through the Southeast, very heavy rainfall amounts are expected for many areas, including the Carolinas along the coast, resulting in a Flash Flood Watch. In Wilmington, North Carolina, if they get several inches of rain, that would push them close to 100 inches for the year, almost double their annual average of 55 inches (thanks Hurricane Florence!). So let's forecast Friday's 24-hr precipitation amount for Wilmington and see what happens.
Question: Look at this prediction map of precipitable water for Friday afternoon. What is precipitable water, approximately how much does the map show for Wilmington in millimeters and inches, and where is the moisture coming from?
|Precip24, inches (error)