Tropical Storm Alvin is expected to form in the Pacific Ocean on Wednesday. Here's a look at the storm's projected path and spaghetti models.

Tropical Storm Alvin begins to unravel as new area to watch forms. Meanwhile, a tornado critically injures an 18-year-old in Georgia and millions will roast under triple digit heat in the West.

Tropical systems are categorized by wind speed, but experts say there's much more to the story when it comes to storm impacts.

When a major cyclone tears through an island nation, all efforts rightly focus on saving human lives and restoring livelihoods. However, these storms have permanent consequences for other species that are often forgotten.

Tropical Storm Alvin in the Eastern Pacific won't last much longer, but moisture from this system's remnants will enhance rainfall in the Southwest U.S. this weekend.