Australian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Severe Weather Warning
for Heavy Rainfall
for parts of Upper Western Forecast District.
Issued at 10:59 am Wednesday, 18 March 2026.
Heavy rainfall about the Upper Western today.
Weather Situation
Ample tropical moisture extends over the centre of the country with a surface trough extending into the far northwest of the state. Meanwhile an upper trough is moving across eastern South Australia. This combination will lead to heavy rainfall in the far northwest of the state today.
HEAVY RAINFALL for the following areas:
Upper Western
HEAVY RAINFALL which may lead to FLASH FLOODING is forecast for parts of the Upper Western district today. Six-hourly rainfall totals between 30 and 60 mm are possible, especially with thunderstorms.
Conditions are expected to ease below warning thresholds during this evening.
A Flood Warning for the Paroo River is current for the area. Please refer to https://www.bom.gov.au/weather-and-climate/warnings-and-alerts/ for more information.
Locations which may be affected include Tibooburra, White Cliffs, Fowlers Gap and Milparinka.
The State Emergency Service advises that people should:
* Don't drive, ride or walk through flood water.
* Keep clear of creeks and storm drains.
* If you are trapped by flash flooding, seek refuge in the highest available place and ring 000 if you need rescue.
For emergency help in flood and storms, ring the SES on 132 500.
Stay updated on the Hazards Near Me NSW app or the ACT ESA website (https://esa.act.gov.au).
The next Severe Weather Warning will be issued by 5:00 pm AEDT Wednesday.
Warnings are also available through TV and Radio broadcasts, the Bureau's website at www.bom.gov.au or call 1300 659 210. The Bureau and State Emergency Service would appreciate warnings being broadcast regularly.
Forecast
Collarenebri (29.5458°S, 148.5765°E, 137m AMSL) set as my default location ›
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7 day forecast
Today: Cloudy. Very high chance of rain in the W, medium chance elsewhere. The chance of a thunderstorm in the W in the afternoon and evening. Thunderstorms possibly severe with heavy rain which may lead to flash flooding in the far W in the afternoon and early evening. Winds E/NE 25 to 35 km/h tending N/NE in the middle of the day then tending E/NE 20 to 30 km/h in the late afternoon. Daytime maximum temperatures 24 to 32.
Forecast for Collarenebri (29.5458°S, 148.5765°E, 137m AMSL) Wed Thu Fri Sat Sun Mon Tue Summary
Minimum 24° 22° 19° 22° 20° 20° 21° Maximum 29° 25° 31° 31° 29° 31° 31° Chance of rain 70% 80% 10% 60% 20% 10% 10% Likely amount 1-5mm 1-5mm < 1mm 1-5mm 1-5mm < 1mm < 1mm UV index Extreme Very High Very High Very High Very High Very High Very 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)9
(km/h)12
(km/h)9
(km/h)10
(km/h)7
(km/h)13
(km/h)10
(km/h)14
(km/h)14
(km/h)12
(km/h)13
(km/h)11
(km/h)12
(km/h)Wind direction NNE NE ENE NE E ESE ENE S ESE SE ESE SSE ESE S Relative humidity 48% 39% 78% 63% 70% 38% 65% 35% 70% 39% 65% 33% 58% 33% Dew point 14°C 14°C 19°C 18°C 17°C 15°C 17°C 14°C 16°C 14°C 15°C 12°C 15°C 13°C -
Sunrise and sunset times
Sunrise / Sunset for Collarenebri (29.5458°S, 148.5765°E, 137m AMSL) First light Sunrise Sunset Last light Moon rise Moon set Moon phase New moon First quarter Full moon Last quarter 6:44am EDT 7:07am EDT 7:20pm EDT 7:44pm EDT 5:58am EDT 6:46pm EDT
Waning crescent
New moon Mar 19 First quarter Mar 26 Full moon Apr 02 Last quarter Apr 10 -
Warnings
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Temperature for next 7 days
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Rain for next 7 days