MIAMI (CBSMiami) – Karen is barely a tropical storm with an uncertain future.

At 11 p.m., the center of the storm was about 445 miles north-northeast of San Juan, Puerto Rico. It was moving to the north at 15 mph with 40 mph winds.

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Tropical-storm-force winds extend outward up to 45 miles from the center.

A north- northeastward to northeastward motion with a decrease in forward speed is expected through early Friday.

Karen or its remnants are then expected to slow down and make a clockwise loop over the southwestern Atlantic into the weekend.

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Little change in strength is forecast during the next several days.

There are no coastal watches or warnings in effect.

Karen is expected to produce additional rainfall amounts of 1 to 2 inches across the Virgin Islands, with isolated storm totals of 5 inches.

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These rains may cause flash flooding and mudslides, especially in mountainous areas.