Weather forecasts tell us what the weather will be like in the future, like if it will be sunny or rainy. They help us decide what to wear and if we need an umbrella or not.
Node rotation is a crucial operation in tree data structures to maintain balance, enhancing efficiency in searching algorithms like AVL and Red-Black Trees. By adjusting the position of nodes, rotations ensure operations such as insertion, deletion, and lookup are performed in logarithmic time.