Australian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:47 PM EDT on Wednesday 17 December 2025
Valid for Wednesday 17 December 2025 to Saturday 20 December 2025
Warning for the following areas:
South Coast
Warning for the following areas:
Mid North Coast, Hunter, Northern Tablelands, Metropolitan, Illawarra, Central Tablelands, Southern Tablelands, Snowy Mountains, North West Slopes and Plains, South West Slopes and Riverina
Safety Advice:
Extreme heatwaves can be dangerous for everyone.
Severe heatwaves can be dangerous for many people, especially older people, babies, children, pregnant and breastfeeding women, people with medical conditions and people who are unwell.
Seek a place to keep cool, such as your home, a library, community centre or shopping centre.
Close your windows and draw blinds, curtains or awnings early in the day to keep the heat out of your home.
If available, use fans or air-conditioners to keep cool.
Over southern inland areas maximum temperatures in the high thirties to low forties, and overnight minimum temperatures in the high teens to mid twenties. About the southern coast and ranges maximum temperatures generally in the mid to high thirties with overnight minimum temperatures generally in the mid to high teens.
Severe to Extreme heatwave conditions developing over the south of the state are expected to extend north over the next few days before beginning to ease from the south over the weekend.
Locations likely to be impacted include Albury, Camden, Campbelltown, Goulburn, Hornsby, Liverpool, Nowra, Richmond, Wollongong and Wagga Wagga.
The next heatwave warning will be issued by 3:00pm EDT on Thursday 18 December 2025
Forecast
Nicholls (35.1908°S, 149.1°E, 629m AMSL) Nicholls,ACT set as my default location ›
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7 day forecast
Nicholls 7 day forecast
Today: Clear. Winds NW 15 to 20 km/h becoming light in the evening.
Forecast for Nicholls (35.1908°S, 149.1°E, 629m AMSL) Wed Thu Fri Sat Sun Mon Tue Summary 
Minimum 11° 15° 16° 16° 17° 14° 12° Maximum 33° 37° 37° 32° 32° 28° 28° Chance of rain 5% 20% 90% 40% 80% 30% 10% Likely amount < 1mm < 1mm 20-40mm 1-5mm 5-10mm < 1mm < 1mm UV index Very High Very High High Very High Extreme Extreme Extreme Fire Danger Rating Moderate High High Moderate High - - 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 9
(km/h)20
(km/h)10
(km/h)27
(km/h)10
(km/h)24
(km/h)14
(km/h)29
(km/h)12
(km/h)30
(km/h)14
(km/h)26
(km/h)10
(km/h)27
(km/h)Wind direction E NNW NNW W NW W NNW WNW N NW NW NNW NNW NW Relative humidity 61% 30% 51% 17% 37% 25% 73% 41% 61% 55% 50% 27% 59% 27% Dew point 11°C 13°C 15°C 7°C 11°C 12°C 17°C 16°C 19°C 20°C 10°C 6°C 11°C 6°C First light 5:13am 5:14am 5:14am 5:14am 5:15am 5:15am 5:16am Sunrise 5:43am 5:43am 5:44am 5:44am 5:45am 5:45am 5:46am Sunset 8:15pm 8:16pm 8:16pm 8:17pm 8:17pm 8:18pm 8:18pm Last light 8:45pm 8:46pm 8:46pm 8:47pm 8:47pm 8:48pm 8:48pm -
Sunrise and sunset times
Sunrise / Sunset for Nicholls (35.1908°S, 149.1°E, 629m AMSL) First light Sunrise Sunset Last light Moon rise Moon set Moon phase New moon First quarter 5:13am EDT 5:43am EDT 8:15pm EDT 8:45pm EDT 3:13am EDT 5:56pm EDT 
Waning crescent
New moon Dec 20 First quarter Dec 28 Nicholls sun & moon times
WednesdayFirst light5:13am
EDTSunrise5:43am
EDTSunset8:15pm
EDTLast light8:45pm
EDTMoon phase
Next OccurrenceMoon riseWed
3:13am
EDTMoon setWed
5:56pm
EDTNew moonNew moon Sat
Dec 20
First quarterFirst quarter Sun
Dec 28
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Warnings
Weather Warnings
Wed 2:47pm UTC Severe weather advice ACTWed 2:47pm UTC Severe weather advice ACTAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:47 PM EDT on Wednesday 17 December 2025
Valid for Wednesday 17 December 2025 to Saturday 20 December 2025
Warning for the following areas:
South Coast
Warning for the following areas:
Mid North Coast, Hunter, Northern Tablelands, Metropolitan, Illawarra, Central Tablelands, Southern Tablelands, Snowy Mountains, North West Slopes and Plains, South West Slopes and Riverina
Safety Advice:
Extreme heatwaves can be dangerous for everyone.
Severe heatwaves can be dangerous for many people, especially older people, babies, children, pregnant and breastfeeding women, people with medical conditions and people who are unwell.
Seek a place to keep cool, such as your home, a library, community centre or shopping centre.
Close your windows and draw blinds, curtains or awnings early in the day to keep the heat out of your home.
If available, use fans or air-conditioners to keep cool.
Over southern inland areas maximum temperatures in the high thirties to low forties, and overnight minimum temperatures in the high teens to mid twenties. About the southern coast and ranges maximum temperatures generally in the mid to high thirties with overnight minimum temperatures generally in the mid to high teens.
Severe to Extreme heatwave conditions developing over the south of the state are expected to extend north over the next few days before beginning to ease from the south over the weekend.
Locations likely to be impacted include Albury, Camden, Campbelltown, Goulburn, Hornsby, Liverpool, Nowra, Richmond, Wollongong and Wagga Wagga.
The next heatwave warning will be issued by 3:00pm EDT on Thursday 18 December 2025Wed 2:47pm UTC Severe weather advice ACTAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:47 PM EDT on Wednesday 17 December 2025
Valid for Wednesday 17 December 2025 to Saturday 20 December 2025
Warning for the following areas:
South Coast
Warning for the following areas:
Mid North Coast, Hunter, Northern Tablelands, Metropolitan, Illawarra, Central Tablelands, Southern Tablelands, Snowy Mountains, North West Slopes and Plains, South West Slopes and Riverina
Safety Advice:
Extreme heatwaves can be dangerous for everyone.
Severe heatwaves can be dangerous for many people, especially older people, babies, children, pregnant and breastfeeding women, people with medical conditions and people who are unwell.
Seek a place to keep cool, such as your home, a library, community centre or shopping centre.
Close your windows and draw blinds, curtains or awnings early in the day to keep the heat out of your home.
If available, use fans or air-conditioners to keep cool.
Over southern inland areas maximum temperatures in the high thirties to low forties, and overnight minimum temperatures in the high teens to mid twenties. About the southern coast and ranges maximum temperatures generally in the mid to high thirties with overnight minimum temperatures generally in the mid to high teens.
Severe to Extreme heatwave conditions developing over the south of the state are expected to extend north over the next few days before beginning to ease from the south over the weekend.
Locations likely to be impacted include Albury, Camden, Campbelltown, Goulburn, Hornsby, Liverpool, Nowra, Richmond, Wollongong and Wagga Wagga.
The next heatwave warning will be issued by 3:00pm EDT on Thursday 18 December 2025Wed 2:47pm UTC Severe weather advice ACTAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:47 PM EDT on Wednesday 17 December 2025
Valid for Wednesday 17 December 2025 to Saturday 20 December 2025
Warning for the following areas:
South Coast
Warning for the following areas:
Mid North Coast, Hunter, Northern Tablelands, Metropolitan, Illawarra, Central Tablelands, Southern Tablelands, Snowy Mountains, North West Slopes and Plains, South West Slopes and Riverina
Safety Advice:
Extreme heatwaves can be dangerous for everyone.
Severe heatwaves can be dangerous for many people, especially older people, babies, children, pregnant and breastfeeding women, people with medical conditions and people who are unwell.
Seek a place to keep cool, such as your home, a library, community centre or shopping centre.
Close your windows and draw blinds, curtains or awnings early in the day to keep the heat out of your home.
If available, use fans or air-conditioners to keep cool.
Over southern inland areas maximum temperatures in the high thirties to low forties, and overnight minimum temperatures in the high teens to mid twenties. About the southern coast and ranges maximum temperatures generally in the mid to high thirties with overnight minimum temperatures generally in the mid to high teens.
Severe to Extreme heatwave conditions developing over the south of the state are expected to extend north over the next few days before beginning to ease from the south over the weekend.
Locations likely to be impacted include Albury, Camden, Campbelltown, Goulburn, Hornsby, Liverpool, Nowra, Richmond, Wollongong and Wagga Wagga.
The next heatwave warning will be issued by 3:00pm EDT on Thursday 18 December 2025Wed 2:47pm UTC Severe weather advice ACTAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:47 PM EDT on Wednesday 17 December 2025
Valid for Wednesday 17 December 2025 to Saturday 20 December 2025
Warning for the following areas:
South Coast
Warning for the following areas:
Mid North Coast, Hunter, Northern Tablelands, Metropolitan, Illawarra, Central Tablelands, Southern Tablelands, Snowy Mountains, North West Slopes and Plains, South West Slopes and Riverina
Safety Advice:
Extreme heatwaves can be dangerous for everyone.
Severe heatwaves can be dangerous for many people, especially older people, babies, children, pregnant and breastfeeding women, people with medical conditions and people who are unwell.
Seek a place to keep cool, such as your home, a library, community centre or shopping centre.
Close your windows and draw blinds, curtains or awnings early in the day to keep the heat out of your home.
If available, use fans or air-conditioners to keep cool.
Over southern inland areas maximum temperatures in the high thirties to low forties, and overnight minimum temperatures in the high teens to mid twenties. About the southern coast and ranges maximum temperatures generally in the mid to high thirties with overnight minimum temperatures generally in the mid to high teens.
Severe to Extreme heatwave conditions developing over the south of the state are expected to extend north over the next few days before beginning to ease from the south over the weekend.
Locations likely to be impacted include Albury, Camden, Campbelltown, Goulburn, Hornsby, Liverpool, Nowra, Richmond, Wollongong and Wagga Wagga.
The next heatwave warning will be issued by 3:00pm EDT on Thursday 18 December 2025Wed 2:47pm UTC Severe weather advice ACTAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:47 PM EDT on Wednesday 17 December 2025
Valid for Wednesday 17 December 2025 to Saturday 20 December 2025
Warning for the following areas:
South Coast
Warning for the following areas:
Mid North Coast, Hunter, Northern Tablelands, Metropolitan, Illawarra, Central Tablelands, Southern Tablelands, Snowy Mountains, North West Slopes and Plains, South West Slopes and Riverina
Safety Advice:
Extreme heatwaves can be dangerous for everyone.
Severe heatwaves can be dangerous for many people, especially older people, babies, children, pregnant and breastfeeding women, people with medical conditions and people who are unwell.
Seek a place to keep cool, such as your home, a library, community centre or shopping centre.
Close your windows and draw blinds, curtains or awnings early in the day to keep the heat out of your home.
If available, use fans or air-conditioners to keep cool.
Over southern inland areas maximum temperatures in the high thirties to low forties, and overnight minimum temperatures in the high teens to mid twenties. About the southern coast and ranges maximum temperatures generally in the mid to high thirties with overnight minimum temperatures generally in the mid to high teens.
Severe to Extreme heatwave conditions developing over the south of the state are expected to extend north over the next few days before beginning to ease from the south over the weekend.
Locations likely to be impacted include Albury, Camden, Campbelltown, Goulburn, Hornsby, Liverpool, Nowra, Richmond, Wollongong and Wagga Wagga.
The next heatwave warning will be issued by 3:00pm EDT on Thursday 18 December 2025Wed 2:47pm UTC Severe weather advice ACTAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:47 PM EDT on Wednesday 17 December 2025
Valid for Wednesday 17 December 2025 to Saturday 20 December 2025
Warning for the following areas:
South Coast
Warning for the following areas:
Mid North Coast, Hunter, Northern Tablelands, Metropolitan, Illawarra, Central Tablelands, Southern Tablelands, Snowy Mountains, North West Slopes and Plains, South West Slopes and Riverina
Safety Advice:
Extreme heatwaves can be dangerous for everyone.
Severe heatwaves can be dangerous for many people, especially older people, babies, children, pregnant and breastfeeding women, people with medical conditions and people who are unwell.
Seek a place to keep cool, such as your home, a library, community centre or shopping centre.
Close your windows and draw blinds, curtains or awnings early in the day to keep the heat out of your home.
If available, use fans or air-conditioners to keep cool.
Over southern inland areas maximum temperatures in the high thirties to low forties, and overnight minimum temperatures in the high teens to mid twenties. About the southern coast and ranges maximum temperatures generally in the mid to high thirties with overnight minimum temperatures generally in the mid to high teens.
Severe to Extreme heatwave conditions developing over the south of the state are expected to extend north over the next few days before beginning to ease from the south over the weekend.
Locations likely to be impacted include Albury, Camden, Campbelltown, Goulburn, Hornsby, Liverpool, Nowra, Richmond, Wollongong and Wagga Wagga.
The next heatwave warning will be issued by 3:00pm EDT on Thursday 18 December 2025Wed 2:47pm UTC Severe weather advice ACTAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:47 PM EDT on Wednesday 17 December 2025
Valid for Wednesday 17 December 2025 to Saturday 20 December 2025
Warning for the following areas:
South Coast
Warning for the following areas:
Mid North Coast, Hunter, Northern Tablelands, Metropolitan, Illawarra, Central Tablelands, Southern Tablelands, Snowy Mountains, North West Slopes and Plains, South West Slopes and Riverina
Safety Advice:
Extreme heatwaves can be dangerous for everyone.
Severe heatwaves can be dangerous for many people, especially older people, babies, children, pregnant and breastfeeding women, people with medical conditions and people who are unwell.
Seek a place to keep cool, such as your home, a library, community centre or shopping centre.
Close your windows and draw blinds, curtains or awnings early in the day to keep the heat out of your home.
If available, use fans or air-conditioners to keep cool.
Over southern inland areas maximum temperatures in the high thirties to low forties, and overnight minimum temperatures in the high teens to mid twenties. About the southern coast and ranges maximum temperatures generally in the mid to high thirties with overnight minimum temperatures generally in the mid to high teens.
Severe to Extreme heatwave conditions developing over the south of the state are expected to extend north over the next few days before beginning to ease from the south over the weekend.
Locations likely to be impacted include Albury, Camden, Campbelltown, Goulburn, Hornsby, Liverpool, Nowra, Richmond, Wollongong and Wagga Wagga.
The next heatwave warning will be issued by 3:00pm EDT on Thursday 18 December 2025For extended forecasts and greater detail visit weather zone° -
Temperature for next 7 days
0 Wednesday Wednesday 33 1 Thursday Thursday 37 2 Friday Friday 37 3 Saturday Saturday 32 4 Sunday Sunday 32 5 Monday Monday 28 6 Tuesday Tuesday 28 7 Tuesday Tuesday 28 -
Rain for next 7 days
0 Wednesday Wednesday 0 1 Thursday Thursday 0 2 Friday Friday 40 3 Saturday Saturday 5 4 Sunday Sunday 10 5 Monday Monday 0 6 Tuesday Tuesday 0 7 Tuesday Tuesday 0
