2012 Interactive Hurricane/Tropical Storm Map
The National Hurricane Center says the center of Tropical Storm Lee is now on the coast of southern Louisiana.
The Miami center said in an advisory for 5 a.m. EDT that Lee's center reached the Gulf Coast in an area about 50 miles southwest of Lafayette, La.
The statement says Lee has maximum sustained winds of 45 mph and is moving to the north at 2 mph. Forecasters say the storm is expected move slowly over southern Louisiana during the day and the evening, dumping 10 to 15 inches of rain along the central Gulf Coast.
The statement warns the heavy rains could cause extensive flooding or flash flooding. Tropical-storm force winds extend outward up to 275 miles from Lee's center.
Tropical storm Katia: Little change in strength
Meanwhile, Tropical Storm Katia is trekking across open ocean with little change in strength but it is forecast to regain hurricane strength during the day.
At 5 a.m. EDT Sunday, Katia's center was about 370 miles northeast of the Northern Leeward Islands. The Miami-based hurricane center says Katia had top sustained winds of 70 mph. The storm was moving at 12 mph and no immediate coastal watches or warnings were in effect.
Forecasters say Katia is expected to continue moving toward the northwest in the coming days and some strengthening is expected in the next 48 hours. Tropical storm force winds extend outward from Katia's center about 175 miles.
Typhoon Talas kills at least 15 as it passes Japan
In the Pacific, heavy rains and mudslides from powerful Typhoon Talas killed at least 15 people in Japan as the storm moved northward past the country Sunday. At least 43 others are missing, local media said.
Evacuation orders and advisories have been issued to 460,000 people in western and central Japan, Kyodo News agency reported.
NHK TV footage showed a bridge that had been swept away after intense rainfall, which caused a river to swell with brown torrents. People holding umbrellas waded through knee-deep water in city streets and residential areas.
The center of the season's 12th typhoon was moving slowly north across the Sea of Japan, the Japan Meteorological Agency said. It crossed the southern Japanese island of Shikoku and the central part of the main island of Honshu overnight Sunday.
Because of the storm's slow speed, the agency warned that heavy rains and strong winds are likely to continue and could lead to flooding and landslides.
Three homes were buried in a landslide in Wakayama prefecture, and one woman who was rescued whose identity was still being confirmed later died, four remained missing and a 14-year old girl was saved from the debris, police said.
Overall in the hard-hit prefecture, 10 people were dead and 32 people were missing, they said.
Seven people were reported missing in nearby Nara Prefecture, after homes were swept down a river, NHK said.
Among the dead were a woman who appeared to be in her 30s whose body was found in a river in Ehime prefecture on Shikoku, police said.
A 73-year-old man in Nara prefecture died after a landslide caused his house to collapse, police said.