Source: Bureau of Meteorology

For people in Tiwi and parts of Daly and Arnhem districts.

Issued at 2:27 pm Monday, 20 December 2021.

SQUALL LINE MOVING THROUGH THE NORTHWEST TOP END

Weather Situation: A vigorous line of storms has moved through the Top End and now lies near the northwest coast, including Darwin. It is expected to continue moving northwest towards the Tiwi Islands

Severe thunderstorms are likely to produce damaging winds and heavy rainfall that may lead to flash flooding in the warning area over the next several hours. Locations which may be affected include Darwin, Palmerston, Wurrumiyanga, Milikapiti, Pirlangimpi, Warruwi, Dundee Beach, Murganella and Minjilang.

A wind gust of 94km/h was recorded at Darwin Harbour at 1:50pm.

A wind gust of 113 km/h was recorded at Centre Island at 5:30am.

88mm rain fell at Adelaide River West in the hour to 1pm

82mm rain was recorded at Old Delamere in the hour to 8am

The Northern Territory Emergency Service advises that people should:
* slow down and turn your headlights on
* create your own sandbags if there is flooding, by using pillow cases or shopping bags filled with sand and place them around doorways to protect your home
* secure loose outside objects
* ensure pets and animals are safe
* avoid remaining in the open when storms threaten
* pull over if it is raining heavily and you cannot see, park with your hazard lights on until the rain clears
* avoid driving into water of unknown depth and current
* for emergency help in floods, storms and cyclones, contact the NTES on 132 500. For more safety tips visit www.securent.nt.gov.au