source of the 'image, Reuters image caption Nicholas carries maximum sustained winds of 75 miles (120 km) per hour
Tropical Storm Nicholas was downgraded from a hurricane after making landfall on the coast of Texas in the United States, resulting in heavy rains and the risk of potentially fatal flooding.
The storm turned into a hurricane afters hit land at 12:30 am (05:30 GMT), but has now weakened.
More than 500,000 power outages have been reported in Texas, according to PowerOutage.us.
The president Joe Biden has declared an emergency in Louisiana.
This comes just weeks after Hurricane Ida - the fifth strongest to ever strike the Americas - killed dozens and left over a million Louisiana residents without electricity.
media caption Storm Nicholas will bring more heavy rains to Texas and Louisiana
Nicholas carries maximum sustained windss of 70 mph (110 km / h), according to weather officials, and is expected to hit the Texas coast and upper Louisiana with five to 10 inches of rain.
There could be rainfall of up to 20 inches across central south Louisiana, they said.
The US National Hurricane Center said Nicholas "has continued to move slowly inland and has weakened over the past few hours ".
But he warned that "impacts from 'Life-threatening flash floods, especially in highly urbanized metropolitan areas, are possible "and the National Weather Service has called it a " life-threatening situation ".
"We want to make sure that no one is caught off guard by this storm," Louisiana Governor John Bel Edwards said in a news report. conference.
He warned that Id's still clogged drainage systemsa could trigger flash floods.
More than 119,000 homes and businesses remain without power in Louisiana because of Ida, he added.
Texas Governor Greg Abbott has declared a state of emergency in 17 counties and three cities.
Houston Mayor Sylvester Turner's war on flooding and urged the city 's estimated 2.3 million residents to avoid streets and freeways.
"Take it seriously and prepare yourself," Turner said at a press conference. "It 's mostly a rain event and we don't know how much rain we will have.
Dozens of schools in both states have been closed and hundreds of thefts have been reported. been canceled or delayed at airports in Texas citiese Corpus Christi and Houston.