Category 4 Hurricane Irma a Growing Threat for U.S.; Hurricane Warnings Issued for Leeward Islands, Puerto Rico and Virgin Islands

Category 4 Hurricane Irma a Growing Threat for U.S.; Hurricane Warnings Issued for Leeward Islands, Puerto Rico and Virgin Islands | The Weather Channel

Latest Hurricane News

Here is what you need to know about Irma's threat this week into the weekend.

Rating Hurricanes: The Saffir-Simpson Scale

This is a developing weather story. Please click here for the latest updates on Hurricane Irma.

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