There’s lots of different interpretation for what could be meant by the statement of “40% chance of rain tomorrow”. Linked is that definition explained: https

There’s lots of different interpretation for what could be meant by the statement of “40% chance of rain tomorrow”. Linked is that definition explained: https://www.weather.gov/media/pah/WeatherEducation/pop.pdf https://www.weather.gov/media/pah/WeatherEducation/pop.pdf