Hurricane Erin now a Category 4 storm
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Follow the latest updates on Hurricane Erin for Saturday, Aug. 16. Hurricane Erin formed in the Atlantic on Aug. 15, becoming the first hurricane of the 2025 season and putting it on track to become a major hurricane over the weekend,
Erin has strengthened into a hurricane as it approaches Puerto Rico and the Virgin Islands, bringing heavy rains that could cause flooding and landslides.
Tropical Storm Erin is expected to become a hurricane later today, Aug. 15, and a Category 4 hurricane with maximum sustained winds of 130 mph over the weekend. A major hurricane is a Category 3 or stronger, with maximum sustained winds of at least 111 mph.