Tropical Storm Ida

Tropical Storm Ida has formed off the eastern coast of Nicaragua, according to the National Hurricane Center's 4 p.m. update.

A tropical storm warning remains in effect for Nicaragua's entire east coast and for the islands of San Andres and Providencia. Some further intensification is possible before landfall, which is expected overnight.

Maximum sustained winds are up to 60 mph.

Tropical storm-force winds extend 45 miles from the center of circulation, which sits 75 miles to the east of Bluefields, Nicaragua. Forward speed has slowed to west-northwest at 6 mph, setting the stage for its expected turn toward the northwest over the coming days.