Australian Government Bureau of Meteorology, New South Wales
Minor To Moderate Flood Warning For The Barwon River
Issued at 02:01 PM EST on Friday 11 April 2025
Flood Warning Number: 10
** Reissue to correct Flood Class to include moderate in Warning Title ***
MODERATE FLOODING POSSIBLE AT WALGETT ON SATURDAY
MINOR FLOOD PEAKS APPROACHING MUNGINDI AND COLLARENEBRI THIS WEEKEND
MINOR FLOODING POSSIBLE AT BREWARRINA AND LIKELY AT BOURKE MID APRIL
A minor flood peak passed through Mogil Mogil on Thursday afternoon and is now approaching Collarenebri. Upstream at Mungindi renewed river level rises and minor flooding are likely as flood peaks in the Macintyre and Weir Rivers approach.
Along the Barwon River downstream of Collarenebri, minor flooding is occurring at Walgett, caused by flows mainly from the Namoi River. River levels at Walgett may peak near the moderate flood level during the weekend
The Barwon river at Brewarrina may reach the minor flood level late next week or on the weekend (18-20 April), and Bourke may reach minor late next week (16 to 18 April) with further rises possible as upstream peaks arrive. Flood waters currently in the Culgoa river will also contribute to increasing river levels at Bourke.
Downstream predictions will be refined once upstream peaks have been observed.
Barwon River Mungindi to Collarenebri:
Minor flooding is occurring along the Barwon River at Mogil Mogil and likely at Mungindi and Collarenebri.
The Barwon River at Mungindi is currently at 5.05 metres and steady, below the minor flood level (6.10 m).
Renewed river level rises and minor flooding are likely at Mungindi during Sunday as more floodwaters from the Macintyre and Weir rivers arrive. The river level may reach around 6.60 metres early next week with minor flooding.
The Barwon River at Mogil Mogil peaked at 7.89 metres around 02:45 pm Thursday 10 April and is currently at 7.84 metres and falling slowly with minor flooding.
The Barwon River at Mogil Mogil is likely to remain above the minor flood level (7.50 m) into next week.
The Barwon River at Collarenebri is currently at 5.46 metres and rising.
The Barwon River at Collarenebri is likely to reach the minor flood level (5.80 m) during Saturday. The river level may peak near 6.40 metres during Sunday with minor flooding.
Barwon River downstream of Collarenebri to Walgett:
Moderate flooding may occur along the Barwon River downstream of Collarenebri to Walgett.
The Barwon River at Walgett is currently at 11.71 metres and rising slowly, above the minor flood level (10.50 m).
The Barwon River at Walgett may peak near the moderate flood level (12.00 m) during Saturday.
Barwon River downstream of Walgett to Brewarrina:
Minor flooding may occur along the Barwon River downstream of Walgett to Brewarrina.
The Barwon River at Brewarrina is currently at 3.79 metres and steady.
The Barwon River at Brewarrina may reach the minor flood level (6.40 m) at the end of next week or next weekend (18 - 20 April).
Barwon and Darling Rivers downstream of Brewarrina to Bourke:
Minor flooding is likely along the Barwon and Darling Rivers downstream of Brewarrina to Bourke.
The Darling River at Bourke is currently at 6.74 metres and steady.
The Darling River at Bourke is likely to reach the minor flood level (9.50 m) in the second half of next week (16 to 18 April). Further rises are possible.
Flood Safety Advice:
In life threatening emergencies, call 000 (triple zero) immediately. If you require rescue, assistance to evacuate or other emergency help, ring NSW SES on 132 500.
* Avoid drowning. Stay out of rising water, seek refuge in the highest available place.
* Prevent damage to your vehicle. Move it under cover, away from areas likely to flood.
* Avoid being swept away. Stay out of fast-flowing creeks and storm drains.
* Never drive, ride or walk through flood water. Flood water can be deceptive and dangerous.}
For more emergency information, advice, and access to the latest river heights and rainfall observations and forecasts:
* NSW SES: www.ses.nsw.gov.au
* RMS Live Traffic: www.livetraffic.com
* Latest River Heights and Rainfall Observations: www.bom.gov.au/nsw/flood/outerwest.shtml
* Latest NSW Warnings: www.bom.gov.au/nsw/warnings/
* Rainfall Forecasts: www.bom.gov.au/australia/meteye/
* BOM NSW Twitter: www.twitter.com/BOM_NSW
Next issue:
The next warning will be issued by 03:00 pm EST on Monday 14 April 2025.
Latest River Heights:
Barwon River at Eagle Farm,5.34,Steady,01:45 PM FRI 11/04/25
Barwon River at Mungindi,5.05,Steady,01:30 PM FRI 11/04/25
Barwon River at Mogil Mogil,7.84,Steady,01:45 PM FRI 11/04/25
Barwon River at Collarenebri,5.47,Steady,01:00 PM FRI 11/04/25
Barwon River at Walgett,11.72,Steady,01:45 PM FRI 11/04/25
Barwon River at Brewarrina,3.79,Steady,01:45 PM FRI 11/04/25
Darling River at Bourke,6.74,Steady,01:45 PM FRI 11/04/25
Darling River at Louth,5.01,Steady,12:45 PM FRI 11/04/25
Darling River at Tilpa,3.63,Steady,12:15 PM FRI 11/04/25
Darling River at Wilcannia,0.94,Steady,01:00 PM FRI 11/04/25
Darling River at Nelia Gaari,60.07,Steady,01:00 PM FRI 11/04/25
Darling River at Menindee Town,3.66,Steady,01:45 PM FRI 11/04/25
Darling River at Menindee Weir 32,1.75,Steady,01:00 PM FRI 11/04/25
Channel Outlet at Lake Cawndilla,54.49,Steady,01:45 PM FRI 11/04/25
Great Darling Anabranch at Offtake,2.02,Steady,01:00 PM FRI 11/04/25
Great Darling Anabranch at Wycot,1.32,Steady,01:00 PM FRI 11/04/25
Darling River at Pooncarie,2.31,Steady,01:00 PM FRI 11/04/25
Darling Anabranch at U/S Dam,0.66,Steady,01:00 PM FRI 11/04/25
Darling Anabranch at D/S Dam,1.75,Steady,01:00 PM FRI 11/04/25
Darling River at Burtundy,0.98,Steady,01:00 PM FRI 11/04/25
Great Darling Anabranch at Bulpunga,1.13,Steady,01:00 PM FRI 11/04/25
Great Darling Anabranch at Tara Downs,0.74,Steady,01:00 PM FRI 11/04/25
This advice is also available by dialling 1300 659 210. Warning, rainfall and river information are available at www.bom.gov.au/nsw/flood. The latest weather forecast is available at www.bom.gov.au/nsw/forecasts.
Forecast
West Wyalong (33.9235°S, 147.2052°E, 252m AMSL) set as my default location ›
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My MLA
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Current condition
TOMORROW14° 30° Chance of rain: 5% Likely amount: < 1mm First
lightLast light Sunrise Sunset 6:07am EST 6:32am EST 5:52pm EST 6:17pm EST NOW19.2° Feels Like: 16.9° Relative Humidity: 38% Dew: 4.6° Wind: SW 6km/h Gust: 6km/h Rainfall since 9am: 0.0mm Pressure: 1026.3hPa -
Today Weather
West WyalongNow17.2°cFeels Like:14.5°Wind:S 9km/hGusts:9km/hHumidity:48%14°Min30°MaxToday in West WyalongSunny. Winds E 15 to 25 km/h. Overnight temperatures falling to between 13 and 16 with daytime temperatures reaching around 30.Tomorrow14°Min30°MaxSunny. Winds E 15 to 20 km/h becoming light in the middle of the day. Overnight temperatures falling to between 12 and 17 with daytime temperatures reaching around 30. -
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Warnings
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7 day forecast
Today: Sunny. Winds E 15 to 25 km/h. Overnight temperatures falling to between 13 and 16 with daytime temperatures reaching around 30.
Forecast for West Wyalong (33.9235°S, 147.2052°E, 252m AMSL) Sat Sun Mon Tue Wed Thu Fri Summary Minimum 14° 13° 12° 13° 13° 13° 14° Maximum 30° 30° 31° 30° 28° 30° 31° Chance of rain 5% 5% 5% 5% 5% 5% 5% Likely amount < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm UV index High High High High High High High Fire Danger Rating Moderate Moderate Moderate Moderate - - - 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 14
(km/h)16
(km/h)12
(km/h)10
(km/h)9
(km/h)16
(km/h)15
(km/h)11
(km/h)12
(km/h)12
(km/h)9
(km/h)13
(km/h)14
(km/h)16
(km/h)Wind direction E ESE ENE ESE NNE S ENE SE ENE S N SSW N WNW Relative humidity 45% 20% 58% 24% 53% 20% 54% 24% 57% 28% 47% 21% 44% 19% Dew point 10°C 5°C 13°C 7°C 12°C 6°C 12°C 7°C 12°C 9°C 10°C 6°C 10°C 5°C -
28 Day Rainfall forecast
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12 Month Rainfall Forecast
West Wyalong Rain Forecast
West Wyalong 12-month Rainfall ForecastAprMayJunJulAugSepOctNovDecJanFebMar20252026647768676587105012 - 34 - 78 - 910Well below normalBelow normalNear normalAbove normalWell above normalIssue Notes - Issued Mar 28
ENSO status: Weak La Niña-like conditions. IOD status: Neutral. SAM status: Neutral. The El Niño Southern Oscillation (ENSO) is in a weak La Niña-like pattern. The US declared a La Niña event this summer, but this event has not met the BoM definition, and will likely end in the coming weeks. A La Niña typically increases rainfall over northern and eastern Australia, while reducing rainfall over southern coastal Australia and western Tas. The Indian Ocean Dipole (IOD) is in a neutral phase and does not play a part in Australia's climate during this time of year. The Southern Annular Mode (SAM) is in a neutral phase. Forecasts show a tendency towards the positive phase in autumn, with the long-wave pattern indicating that cold fronts are a bit less likely for Australia's longitudes over the next few months. During autumn, a positive SAM increases rainfall over most of eastern Australia, and decreases rainfall for SA, Vic and western Tas. Rainfall outlooks are showing above average rainfall across much of northern Australia in April due to lingering monsoon activity. Above average rainfall is expected for the NSW coast through autumn, with wetter conditions also developing over western WA from late autumn. SA, Vic and Tas are expected to be average to slightly below average, with average conditions elsewhere.
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Long range rainfall forecast
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Past 5 Days
West Wyalong Past 5 Days
This MonthMinimum Maximum Rainfall Monday
Apr 077.3 °C 23.4 °C 0.0 mmTuesday
Apr 085.0 °C 24.6 °C 0.0 mmWednesday
Apr 096.2 °C 27.9 °C 0.0 mmThursday
Apr 1014.0 °C 30.6 °C 0.0 mmFriday
Apr 1111.1 °C 31.6 °C 0.0 mmLegend -
Almanac
Almanac
West Wyalong minimum temp history (33.9235°S, 147.2052°E, 252m AMSL) MAXIMUM TEMPERATURE MINIMUM TEMPERATURE Hottest this month 31.6° 11/04/2025 Coldest this month 3.5° 06/04/2025 Hottest on record 34.7 06/04/2016 Coldest on record 0.0 22/04/1999 Hottest this year 41.9° 27/01/2025 Coldest this year 3.5° 06/04/2025 Long term average 24.2° Long term average 9.9° Average this month 26.8° Average this month 9.1° Hottest April On Record Avg. max. temp. 28.0° 2005 Coldest April on record Avg. min. temp. 7.1° 2006 West Wyalong rainfall history (33.9235°S, 147.2052°E, 252m AMSL) RAINFALL Wettest This Month 0.0mm 01/04/2025 Total This Month 0.0mm
0.0 daysLong Term Average 28.3mm 5.2 days Wettest April on record 47.8mm 2009 Driest on record 0.0mm 2021 -
Year to Date
West Wyalong Year To Date
Average Rainfall To Apr 156.0mm 22.9 day(s) Total For 2025 100.6mm 19.0 day(s) Total To This Day 2024 331.2mm 25.0 day(s) Wettest Day 20.8mm Feb15 Lowest Temperature 3.5°C Apr 6 Highest Temperature 41.9°C Jan27 -
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Climatology
Climate History
West Wyalong Climatology
West Wyalong Long-Term Averages
Long-Term Averages Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann Mean Max (°C) 34.2 32.4 29.1 24.2 18.9 15.0 14.5 16.3 20.6 24.7 28.5 31.4 24.1 Mean Min (°C) 18.3 17.5 14.5 9.9 5.7 3.9 3.0 3.4 5.6 9.0 13.0 15.4 9.9 Mean Rain (mm) 41.2 45.5 41.0 28.3 33.6 44.9 41.0 38.5 36.8 45.3 54.0 47.7 489.4 Mean Rain Days 5.8 5.6 6.3 5.2 7.2 13.0 14.5 10.0 6.6 7.3 7.4 6.3 94.6