Subtropical Storm Oscar formed Saturday morning in the Atlantic. Oscar is still moving toward the west at 16 miles per hour.
Oscar is the 15th named storm of the six-month Atlantic hurricane season that ends November 30.
Sub-Tropical Storm Oscar has maximum sustained winds of 50 miles per hour (85 km/h), with higher gusts.
Hurricane Oscar has gained a little strength, but forecasters say the storm is curving away from land over the Atlantic Ocean.
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This system stands a chance to strengthen further into a Category 2 hurricane due to warm water and low wind shear over the Central Atlantic.
Tthe Bermuda Weather Service said "moderate to strong winds and large swell at beaches are expected ton Tuesday as Hurricane Oscar passes to the distant east". "After that time, the system is forecast to turn westward well to the north or northeast of the Lesser Antilles through early next week".
The system "is gradually becoming better defined and the associated shower and thunderstorm activity is showing signs of organization", the Miami-based Hurricane Center said in an 8 a.m. advisory.