Most spaghetti models, or computer models illustrating potential tropical cyclone paths, show the storm veering west into the Pacific, although one shows it taking a more northerly track through Mexico, with some impacts such as heavy rain possibly stretching into the U.S. Southwest.

The National Hurricane Center said a tropical storm is expected to form in the Pacific Ocean on Friday and continue strengthening on Saturday.

The National Hurricane Center says Tropical Storm Dalila has formed in the eastern Pacific Ocean. The cyclone is centered Friday south of southwestern Mexico, about 195 miles south of Zihuatanejo.