Australian Government Bureau of Meteorology, National Water Operations
Major Flood Warning For The Roper And Waterhouse Rivers
Issued at 04:24 PM ACST on Monday 23 March 2026
Flood Warning Number: 10
BESWICK BRIDGE LIKELY TO PEAK AROUND MAJOR OVERNIGHT MONDAY INTO TUESDAY
Recent moderate to heavy rainfall associated with Ex-Tropical Cyclone Narelle has caused river level rises and flooding across the Waterhouse River and Roper River catchments. Further showers and thunderstorms are possible over the next few days but widespread significant rainfall is not expected.
Moderate flood levels are continuing to rise at Beswick Bridge, with a peak around the major flood level (8.70 m) likely overnight Monday into Tuesday.
The situation is being closely monitored and this warning will be updated as required.
A Flood Watch remains in place for parts of the Top End.
Waterhouse River:
Moderate flooding is rising along the Waterhouse River at Beswick Bridge.
The Waterhouse River at Beswick Bridge is currently at 8.58 m and rising, with moderate flooding.
The Waterhouse River at Beswick Bridge is likely to peak around the major flood level (8.70 m) overnight Monday into Tuesday.
Roper River below Elsey Creek:
River levels remain elevated throughout the Roper River catchment.
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.
Next issue:
The next warning will be issued by 11:00 AM ACST on Tuesday 24 March 2026.
Latest River Heights:
Waterhouse River at Diljin Hill (Downstream),6.31,falling,3:45 pm Mon 23/03/26
Waterhouse River at Beswick Bridge,8.58,rising,4:15 pm Mon 23/03/26
This advice is also available by dialling 1300 659 219. Warning, rainfall and river information are available at http://www.bom.gov.au/australia/flood.
Forecast
Larrimah (15.5732°S, 133.2157°E, 186m AMSL) set as my default location ›
-
7 day forecast
Today: Partly cloudy. Very high chance of showers, most likely from the late morning. A thunderstorm likely from the late morning. Light winds.
Forecast for Larrimah (15.5732°S, 133.2157°E, 186m AMSL) Tue Wed Thu Fri Sat Sun Mon Summary
Minimum 23° 24° 23° 22° 23° 21° 20° Maximum 30° 32° 33° 34° 32° 32° 32° Chance of rain 80% 50% 40% 30% 5% 5% 30% Likely amount 5-10mm < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm 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 8
(km/h)8
(km/h)9
(km/h)13
(km/h)10
(km/h)17
(km/h)6
(km/h)16
(km/h)15
(km/h)17
(km/h)17
(km/h)13
(km/h)9
(km/h)15
(km/h)Wind direction ENE NE E ESE ESE ESE SE ESE SSE SE SE SE SE ESE Relative humidity 86% 65% 86% 57% 80% 44% 77% 39% 66% 39% 46% 31% 69% 44% Dew point 24°C 23°C 24°C 23°C 23°C 20°C 22°C 18°C 20°C 17°C 12°C 13°C 19°C 18°C -
Sunrise and sunset times
Sunrise / Sunset for Larrimah (15.5732°S, 133.2157°E, 186m AMSL) First light Sunrise Sunset Last light Moon rise Moon set Moon phase First quarter Full moon Last quarter New moon 6:20am CST 6:42am CST 6:46pm CST 7:07pm CST 11:37am CST 10:57pm CST
Waxing crescent
First quarter Mar 26 Full moon Apr 02 Last quarter Apr 10 New moon Apr 17 -
Warnings
-
Temperature for next 7 days
-
Rain for next 7 days