Laura has hit the southwestern parts of Louisiana, reaching the "extremely dangerous'' category 4, with maximum sustained winds of 150mph (240 kph), according to the NHC.
"Extremely dangerous Category 4 Hurricane Laura makes landfall near Cameron Louisiana", the National Hurricane Centre stated at 06:00 GMT. "Catastrophic storm surge, extreme winds, and flash flooding occurring in portions of Louisiana".
The NHC stated that the storm is capable of sinking entire coastal communities.