A RED ALERT is current for people in or near the communities of Koolan Island and Cockatoo Island.
You need to go immediately to the strongest safest part of your shelter. Keep your emergency kit with you. Stay away from doors and windows that should be closed. Take your relocation kit with you if you have been advised to relocate.
A YELLOW ALERT is current for people Cape Leveque, One Arm Point, Djarindjin, Lombadina and Derby.
You need to take action and get ready to shelter from a cyclone. Fasten all cyclone screens, secure boats, caravans, trailers, garden sheds, outdoor furniture, rainwater tanks and LPG bottles. Move vehicles under cover. Ensure pets and animals are in a safe area. Pack a relocation kit to be taken with your emergency kit. Be aware that shops will now be closing.
CYCLONE WATCH is current for coastal areas between Beagle Bay and Bidyadanga and extending inland towards Fitzroy Crossing.
You should prepare your home inside and out. Keep up to date with the development of the cyclone through radio, television or the internet.
ALL CLEAR is current for people in or near Mitchell Plateau and Kuri Bay.
Wind and storm surge dangers have passed but take care to avoid the dangers caused by damage such as fallen powerlines, trees, broken water and sewerage lines, loose roof sheeting and other material.
At 12pm Severe Tropical Cyclone (TC) Laurence, Category 5, is estimated to be 55 kilometres south west of Kuri Bay and 170 kilometres north northeast of Derby.
It is moving south southwest at 11 kilometres per hour.
Very destructive wind gusts are possible on the coast south of Kuri Bay during this afternoon and evening.
Gales with gusts to 100 kilometres per hour may extend further southwest along the coast, reaching Cockatoo and Koolan Islands during this afternoon and evening.
If the centre of the Severe TC Laurence passes close by very destructive winds are possible during the afternoon and evening.
Gales and possibly destructive winds may extend to Derby and Beagle Bay early Thursday morning.
Heavy rain is expected to continue over the north and west Kimberley. Daily rainfall in excess of 100 millimetres is possible near the coast.
There are no roads currently closed however motorists should avoid the area and should not drive into water of unknown depth and current.