Source: Bureau of Meteorology

Flood Watch for parts of the Top End
Issued at 12:08 pm ACST on Monday 23 March 2026

Flood Watch Number: 5

MODERATE TO MAJOR FLOODING OCCURRING ACROSS PARTS OF THE TOP END

ONGOING FLOOD IMPACTS LIKELY TO CONTINUE ACROSS THE FLOOD WATCH AREA FOR THE NEXT FEW DAYS

Moderate to heavy rainfall associated with Ex-Tropical Cyclone Narelle was observed across large parts of the Flood Watch area over the weekend, worsening existing flooding and causing renewed flooding in some catchments.

Further showers and thunderstorms are forecast over the next few days, however widespread significant rainfall is not expected.

River and creek levels are rising, with elevated water levels occurring across much of the Top End. Roads closures are in place, with some communities isolated. Check road conditions before travelling. Flood impacts are likely to continue across the Flood Watch area for much of this week.

A Severe Weather Warning for Heavy Rainfall and Damaging Winds is current for parts of the Daly and Gregory districts, which include parts of the Finniss, Moyle and Fitzmaurice River catchments within the Flood Watch area.

Catchments likely to be affected include:

Fitzmaurice River
Moyle River
Finniss River
Tiwi Islands
Mary River
Wildman River
South Alligator River
East Alligator River
Goomadeer River
Liverpool River
Blyth River
Goyder River
Buckingham River
Koolatong River
Walker River

Flood Warnings are current for the following catchment(s): Katherine, Daly above Douglas, Lower Daly, Upper Adelaide, Lower Adelaide, Waterhouse and Roper

Flooding is no longer expected in the following catchment(s): East Kimberley, Victoria below Kalkarindji and Groote Eylandt

For the latest flood and weather warnings see www.bom.gov.au/weather-and-climate/warnings-and-alerts

For the latest rainfall and river level information see www.bom.gov.au/australia/flood

Safety Advice:

- Don't drive, walk, swim or play in floodwater because it is dangerous.
- Stay away from flooded drains, rivers, streams and waterways.
- Obey road closure signs. Plan ahead so you don't drive on flooded roads.
- Check the ABC and local media for updates. The situation can change quickly, so stay informed.
- For local emergency management warnings and advice visit www.securent.nt.gov.au.

For emergency assistance call SES on telephone number 132 500. In life-threatening emergencies, call 000 (triple zero) immediately.

Rainfall and River Conditions Map