Mystery #3Tier 2-3heat, wind, weather
Why does the breeze at the seaside blow one way by day and the other by night?
Spend a day at the seaside and you might feel a cool breeze drifting in off the water. Come back after dark and the breeze has quietly turned around, now blowing out toward the sea. Nobody flicked a switch. So what makes the wind change its mind between day and night?

Your guess
What do you think makes the seaside breeze flip direction between day and night?
There's no single magic word to type, have a go in your own words, then reveal the answer to see how close you got.
Make a guess to unlock the hints and the answer.