Australian Government Bureau of Meteorology
Northern Territory
TOP PRIORITY FOR IMMEDIATE BROADCAST
Severe Weather Warning
for Heavy Rainfall
for parts of Arnhem district.
Issued at 9:26 pm Thursday, 18 December 2025.
Heavy rainfall developing over the eastern Arnhem with a tropical low on Friday.
Weather Situation
Tropical low 07U is expected to move southwards and approach the northeast Arnhem coast on Friday morning, bringing with it a risk of heavy rainfall with showers and thunderstorms. The low is expected to continue tracking southwards into Saturday and may bring a heavy rainfall risk to parts of the Carpentaria.
HEAVY RAINFALL for the following areas:
Arnhem
HEAVY RAINFALL which may lead to FLASH FLOODING is forecast for the eastern Arnhem including Groote Eylandt on Friday. Northern parts of the warning area may experience heavy rainfall from early Friday morning, before the risk shifts southwards into the afternoon and evening. Isolated six-hourly rainfall totals between 150 to 180 mm are possible.
Locations which may be affected include Nhulunbuy, Alyangula, Galiwin'ku, Gapuwiyak, Numbulwar and Birany Birany.
The Northern Territory Emergency Service advises that people should:
* secure loose outside objects and seek shelter when conditions deteriorate
* 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
* 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
* stay away from flooded drains, rivers, streams and waterways
* ensure pets and animals are safe
* be prepared in case of power outages, have an emergency kit with a radio, torch, spare batteries and first aid kit
* for emergency help in floods, storms and cyclones, contact the NTES on 132 500. For more safety tips visit www.securent.nt.gov.au
The next Severe Weather Warning will be issued by 5:00 am ACST Friday.
Check https://www.bom.gov.au/weather-and-climate/warnings-and-alerts. Warnings are also available through TV and Radio broadcasts or call 1300 659 210. The Bureau and Northern Territory Emergency Service would appreciate warnings being broadcast regularly.
Forecast
Minjilang (11.1487°S, 132.5776°E, 9m AMSL) set as my default location ›
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7 day forecast
Today: Partly cloudy. Medium chance of showers, most likely in the afternoon and evening. A thunderstorm likely in the afternoon and evening. Light winds.
Forecast for Minjilang (11.1487°S, 132.5776°E, 9m AMSL) Fri Sat Sun Mon Tue Wed Thu Summary 
Minimum 26° 26° 26° 26° 26° 26° 26° Maximum 33° 33° 33° 32° 32° 32° 32° Chance of rain 50% 70% 70% 80% 90% 90% 90% Likely amount 5-10mm 5-10mm 10-20mm 10-20mm 10-20mm 20-40mm 20-40mm UV index Extreme Extreme Extreme Extreme Extreme Extreme Extreme Fire Danger Rating No Rating No Rating No Rating No Rating - - - Frost risk Nil Nil Nil Nil Nil Nil Nil 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm Wind speed 4
(km/h)11
(km/h)9
(km/h)16
(km/h)12
(km/h)17
(km/h)15
(km/h)21
(km/h)17
(km/h)21
(km/h)18
(km/h)20
(km/h)19
(km/h)22
(km/h)Wind direction SSW NW WNW NW NNW NNW NNW NNW NNW NNW NNW NNW NW NNW Relative humidity 74% 67% 76% 71% 77% 72% 82% 75% 81% 76% 82% 77% 82% 76% Dew point 25°C 26°C 26°C 27°C 26°C 27°C 27°C 27°C 27°C 27°C 27°C 27°C 26°C 27°C -
Sunrise and sunset times
Sunrise / Sunset for Minjilang (11.1487°S, 132.5776°E, 9m AMSL) First light Sunrise Sunset Last light Moon rise Moon set Moon phase New moon First quarter Full moon Last quarter 5:50am CST 6:13am CST 7:00pm CST 7:23pm CST 5:12am CST 6:25pm CST 
Waning crescent
New moon Dec 20 First quarter Dec 28 Full moon Jan 03 Last quarter Jan 11 -
Warnings
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Temperature for next 7 days
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Rain for next 7 days
