Why are tides higher at night?

When all these forces align - when the Earth is in line with the Sun and the Moon, the net force is greater, causing much higher tides. These are called Spring tides. In contrast, when the Earth, Moon, and Sun are perpendicular, you get lower high tides, which are called Neap tides. read more

In contrast, when the Earth, Moon, and Sun are perpendicular, you get lower high tides, which are called Neap tides. To illustrate this, here's an image from Wikipedia's article on Tide s: As can be seen in this image, the Spring tides may occur during the darkest part of the night or the middle of the day. read more

During the first ten days of August (2016), the high tides at Brisbane between 7 pm and 2 am will be higher than those between 7 am and 2 pm. I point out those specific times because those are the only parts of the day during which high tide at Brisbane will occur in the interval from August 1st to 10th, this year. read more

A high tide today will be about 45 mins later tomorrow. So lets say you wake up at 8 am and the tide is high. If you wake up at 8 tomorrow the tide will have another 45 minutes before it is at its highest point. The tides cycle 4 times in a 24 hour period. High then low then high then low, each 6 hrs and 12 minutes apart. read more