"The probability of precipitation forecast is one of the most least understood elements of the weather forecast," National Weather Service says.

Though probability-based forecasts are great for quantifying risk, they can be confusing when all you want to know is what the weather will be tomorrow.

QUAD CITIES, Iowa/Ill. (KWQC) - Have you ever wondered what the terms “isolated” or “scattered” actually mean, or how meteorologists come up with the percentages for the chance of rain? A ...