As a powerful nor'easter pounds the east coast of the United States, Tropical Storm Lorenzo formed Oct. 13 in the central Atlantic. The National Hurricane Center said models vary on how strong Lorenzo ...

Tropical Storm Melissa is beginning to strengthen and is "poised to intensify substantially over the next few days, according to the National Hurricane Center. The slow-moving storm is expected to ...

Tropical Storm Lorenzo was poorly organized Oct. 14. Lorenzo is expected to make a "partial clockwise loop" in the central Atlantic. The National Hurricane Center continues to forecast Lorenzo will ...

Special note about spaghetti models: Spaghetti model illustrations include an array of forecast tools and models, and not all are created equal. The Hurricane Center uses only the top four or five ...

Forecasters said there was “significant uncertainty” about where the tropical storm will go and how intense it could become. Spaghetti models are one of several tools forecasters use. By Judson Jones ...

Add Yahoo as a preferred source to see more of our stories on Google. Hello, Invest 98L. A system is brewing in the tropics that may or may not become the next named storm this hurricane season. On ...

Melissa is forecast begin "rapid intensification" in about 24 hours. Melissa could become a major hurricane by the end of the weekend. Will Melissa threaten Florida? See the latest predictions.