The 50mph storm made landfall in Honduras on Thursday and is set up bring heavy rain as it moves north towards Mexico over the weekend

Tropical Storm Sara will cause 'potentially catastrophic' flash flooding in northern Honduras, according to the National Hurricane Center.

Tropical Storm Sara formed Thursday in the Caribbean and is delivering "potentially catastrophic" rainfall in Honduras. Threat level: The storm, which also poses a threat to Belize, is not likely to make it into the Gulf of Mexico.