What’s a 50% chance of rain?

According to weather forecasts across Japan this evening, tomorrow there will be a 50% chance of rain. Whoopie-do! What’s that supposed to mean? Should I take an umbrella? Should I hang out my laundry? I don’t know, and neither do the students I asked. Believe it or not, I was once asked to leave a bar in Nagoya because I got into a ‘heated debate’ about how meaningless the Japanese […]