La Niña is a recurring climate pattern that occurs when trade winds that push warm water west from South America toward Asia ...

The jet stream is switching to what's called amplified flow, meaning it's stretched out into a wavy north-to-south configuration, as seen below. A mplified weather patterns tend to be stormier ...

Forecasters say there's a 80% chance Invest 97L will develop in the next two days over the Caribbean Sea. Will it be Tropical Storm Raphael?