Australian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:43 PM EDT on Saturday 20 December 2025
Valid for Saturday 20 December 2025 to Tuesday 23 December 2025
Warning for the following areas:
Northern Rivers, Mid North Coast, Hunter and Metropolitan
Warning for the following areas:
Northern Tablelands, Illawarra, South Coast, Central Tablelands, Southern Tablelands, Snowy Mountains, North West Slopes and Plains, Central West Slopes and Plains, South West Slopes, Riverina, Lower Western and Upper Western
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.
In northern districts expect maximum temperatures in the high thirties to low forties and overnight minimum temperatures in the mid teens to mid twenties. Heatwave conditions are expected to contract to the east over the coming week.
About the south and ranges, and along the coast, maximum temperatures in the mid twenties to high thirties. Overnight minimum temperatures generally in the mid teens to low twenties. Temperatures continue to decrease over the weekend, with severe heatwave conditions expected ease towards the middle of next week. Locations likely to be impacted include Sydney, Armidale, Batemans Bay, Goulburn, Moree, Nowra, Orange, Tamworth, Wollongong and Yass.
The next heatwave warning will be issued by 3:00pm EDT on Sunday 21 December 2025
Forecast
Mountain Top (28.6074°S, 153.1657°E, 217m AMSL) Mountain Top,NSW set as my default location ›
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7 day forecast
Mountain Top 7 day forecast
Today: Mostly sunny. The chance of a thunderstorm in the S in the late afternoon and evening. Winds N/NE 20 to 30 km/h. Daytime maximum temperatures 33 to 39.
Forecast for Mountain Top (28.6074°S, 153.1657°E, 217m AMSL) Sun Mon Tue Wed Thu Fri Sat Summary
Minimum 17° 20° 21° 19° 18° 18° 16° Maximum 35° 36° 31° 28° 32° 25° 25° Chance of rain 5% 50% 80% 50% 80% 80% 80% Likely amount < 1mm < 1mm 10-20mm < 1mm 1-5mm 1-5mm 1-5mm UV index Extreme Extreme Extreme Extreme Extreme Extreme Extreme 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 11
(km/h)17
(km/h)17
(km/h)18
(km/h)12
(km/h)15
(km/h)13
(km/h)16
(km/h)9
(km/h)22
(km/h)15
(km/h)21
(km/h)13
(km/h)19
(km/h)Wind direction N NE NNW N NW NNW SSW SE WNW SE S SE S SE Relative humidity 71% 38% 69% 40% 80% 70% 91% 73% 73% 62% 83% 73% 86% 68% Dew point 21°C 18°C 21°C 20°C 23°C 24°C 21°C 22°C 21°C 22°C 19°C 19°C 18°C 18°C First light 5:18am 5:19am 5:19am 5:20am 5:20am 5:21am 5:21am Sunrise 5:45am 5:46am 5:46am 5:47am 5:47am 5:48am 5:48am Sunset 7:44pm 7:45pm 7:45pm 7:46pm 7:46pm 7:47pm 7:47pm Last light 8:11pm 8:12pm 8:12pm 8:13pm 8:13pm 8:14pm 8:14pm -
Sunrise and sunset times
Sunrise / Sunset for Mountain Top (28.6074°S, 153.1657°E, 217m AMSL) First light Sunrise Sunset Last light Moon rise Moon set Moon phase First quarter Full moon Last quarter New moon 5:18am EDT 5:45am EDT 7:44pm EDT 8:11pm EDT 6:15am EDT 8:56pm EDT
Waxing crescent
First quarter Dec 28 Full moon Jan 03 Last quarter Jan 11 New moon Jan 19 Mountain Top sun & moon times
SundayFirst light5:18am
EDTSunrise5:45am
EDTSunset7:44pm
EDTLast light8:11pm
EDTMoon phase
Next OccurrenceMoon riseSun
6:15am
EDTMoon setSun
8:56pm
EDTFirst quarterFirst quarter Sun
Dec 28
Full moonFull moon Sat
Jan 03
Last quarterLast quarter Sun
Jan 11
New moonNew moon Mon
Jan 19
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Warnings
Weather Warnings
Sat 2:43pm UTC Severe weather advice NSWSat 2:43pm UTC Severe weather advice NSWAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:43 PM EDT on Saturday 20 December 2025
Valid for Saturday 20 December 2025 to Tuesday 23 December 2025
Warning for the following areas:
Northern Rivers, Mid North Coast, Hunter and Metropolitan
Warning for the following areas:
Northern Tablelands, Illawarra, South Coast, Central Tablelands, Southern Tablelands, Snowy Mountains, North West Slopes and Plains, Central West Slopes and Plains, South West Slopes, Riverina, Lower Western and Upper Western
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.
In northern districts expect maximum temperatures in the high thirties to low forties and overnight minimum temperatures in the mid teens to mid twenties. Heatwave conditions are expected to contract to the east over the coming week.
About the south and ranges, and along the coast, maximum temperatures in the mid twenties to high thirties. Overnight minimum temperatures generally in the mid teens to low twenties. Temperatures continue to decrease over the weekend, with severe heatwave conditions expected ease towards the middle of next week. Locations likely to be impacted include Sydney, Armidale, Batemans Bay, Goulburn, Moree, Nowra, Orange, Tamworth, Wollongong and Yass.
The next heatwave warning will be issued by 3:00pm EDT on Sunday 21 December 2025Sat 2:43pm UTC Severe weather advice NSWAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:43 PM EDT on Saturday 20 December 2025
Valid for Saturday 20 December 2025 to Tuesday 23 December 2025
Warning for the following areas:
Northern Rivers, Mid North Coast, Hunter and Metropolitan
Warning for the following areas:
Northern Tablelands, Illawarra, South Coast, Central Tablelands, Southern Tablelands, Snowy Mountains, North West Slopes and Plains, Central West Slopes and Plains, South West Slopes, Riverina, Lower Western and Upper Western
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.
In northern districts expect maximum temperatures in the high thirties to low forties and overnight minimum temperatures in the mid teens to mid twenties. Heatwave conditions are expected to contract to the east over the coming week.
About the south and ranges, and along the coast, maximum temperatures in the mid twenties to high thirties. Overnight minimum temperatures generally in the mid teens to low twenties. Temperatures continue to decrease over the weekend, with severe heatwave conditions expected ease towards the middle of next week. Locations likely to be impacted include Sydney, Armidale, Batemans Bay, Goulburn, Moree, Nowra, Orange, Tamworth, Wollongong and Yass.
The next heatwave warning will be issued by 3:00pm EDT on Sunday 21 December 2025Sat 2:43pm UTC Severe weather advice NSWAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:43 PM EDT on Saturday 20 December 2025
Valid for Saturday 20 December 2025 to Tuesday 23 December 2025
Warning for the following areas:
Northern Rivers, Mid North Coast, Hunter and Metropolitan
Warning for the following areas:
Northern Tablelands, Illawarra, South Coast, Central Tablelands, Southern Tablelands, Snowy Mountains, North West Slopes and Plains, Central West Slopes and Plains, South West Slopes, Riverina, Lower Western and Upper Western
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.
In northern districts expect maximum temperatures in the high thirties to low forties and overnight minimum temperatures in the mid teens to mid twenties. Heatwave conditions are expected to contract to the east over the coming week.
About the south and ranges, and along the coast, maximum temperatures in the mid twenties to high thirties. Overnight minimum temperatures generally in the mid teens to low twenties. Temperatures continue to decrease over the weekend, with severe heatwave conditions expected ease towards the middle of next week. Locations likely to be impacted include Sydney, Armidale, Batemans Bay, Goulburn, Moree, Nowra, Orange, Tamworth, Wollongong and Yass.
The next heatwave warning will be issued by 3:00pm EDT on Sunday 21 December 2025Sat 2:43pm UTC Severe weather advice NSWAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:43 PM EDT on Saturday 20 December 2025
Valid for Saturday 20 December 2025 to Tuesday 23 December 2025
Warning for the following areas:
Northern Rivers, Mid North Coast, Hunter and Metropolitan
Warning for the following areas:
Northern Tablelands, Illawarra, South Coast, Central Tablelands, Southern Tablelands, Snowy Mountains, North West Slopes and Plains, Central West Slopes and Plains, South West Slopes, Riverina, Lower Western and Upper Western
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.
In northern districts expect maximum temperatures in the high thirties to low forties and overnight minimum temperatures in the mid teens to mid twenties. Heatwave conditions are expected to contract to the east over the coming week.
About the south and ranges, and along the coast, maximum temperatures in the mid twenties to high thirties. Overnight minimum temperatures generally in the mid teens to low twenties. Temperatures continue to decrease over the weekend, with severe heatwave conditions expected ease towards the middle of next week. Locations likely to be impacted include Sydney, Armidale, Batemans Bay, Goulburn, Moree, Nowra, Orange, Tamworth, Wollongong and Yass.
The next heatwave warning will be issued by 3:00pm EDT on Sunday 21 December 2025Sat 2:43pm UTC Severe weather advice NSWAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:43 PM EDT on Saturday 20 December 2025
Valid for Saturday 20 December 2025 to Tuesday 23 December 2025
Warning for the following areas:
Northern Rivers, Mid North Coast, Hunter and Metropolitan
Warning for the following areas:
Northern Tablelands, Illawarra, South Coast, Central Tablelands, Southern Tablelands, Snowy Mountains, North West Slopes and Plains, Central West Slopes and Plains, South West Slopes, Riverina, Lower Western and Upper Western
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.
In northern districts expect maximum temperatures in the high thirties to low forties and overnight minimum temperatures in the mid teens to mid twenties. Heatwave conditions are expected to contract to the east over the coming week.
About the south and ranges, and along the coast, maximum temperatures in the mid twenties to high thirties. Overnight minimum temperatures generally in the mid teens to low twenties. Temperatures continue to decrease over the weekend, with severe heatwave conditions expected ease towards the middle of next week. Locations likely to be impacted include Sydney, Armidale, Batemans Bay, Goulburn, Moree, Nowra, Orange, Tamworth, Wollongong and Yass.
The next heatwave warning will be issued by 3:00pm EDT on Sunday 21 December 2025Sat 2:43pm UTC Severe weather advice NSWAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:43 PM EDT on Saturday 20 December 2025
Valid for Saturday 20 December 2025 to Tuesday 23 December 2025
Warning for the following areas:
Northern Rivers, Mid North Coast, Hunter and Metropolitan
Warning for the following areas:
Northern Tablelands, Illawarra, South Coast, Central Tablelands, Southern Tablelands, Snowy Mountains, North West Slopes and Plains, Central West Slopes and Plains, South West Slopes, Riverina, Lower Western and Upper Western
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.
In northern districts expect maximum temperatures in the high thirties to low forties and overnight minimum temperatures in the mid teens to mid twenties. Heatwave conditions are expected to contract to the east over the coming week.
About the south and ranges, and along the coast, maximum temperatures in the mid twenties to high thirties. Overnight minimum temperatures generally in the mid teens to low twenties. Temperatures continue to decrease over the weekend, with severe heatwave conditions expected ease towards the middle of next week. Locations likely to be impacted include Sydney, Armidale, Batemans Bay, Goulburn, Moree, Nowra, Orange, Tamworth, Wollongong and Yass.
The next heatwave warning will be issued by 3:00pm EDT on Sunday 21 December 2025Sat 2:43pm UTC Severe weather advice NSWAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:43 PM EDT on Saturday 20 December 2025
Valid for Saturday 20 December 2025 to Tuesday 23 December 2025
Warning for the following areas:
Northern Rivers, Mid North Coast, Hunter and Metropolitan
Warning for the following areas:
Northern Tablelands, Illawarra, South Coast, Central Tablelands, Southern Tablelands, Snowy Mountains, North West Slopes and Plains, Central West Slopes and Plains, South West Slopes, Riverina, Lower Western and Upper Western
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.
In northern districts expect maximum temperatures in the high thirties to low forties and overnight minimum temperatures in the mid teens to mid twenties. Heatwave conditions are expected to contract to the east over the coming week.
About the south and ranges, and along the coast, maximum temperatures in the mid twenties to high thirties. Overnight minimum temperatures generally in the mid teens to low twenties. Temperatures continue to decrease over the weekend, with severe heatwave conditions expected ease towards the middle of next week. Locations likely to be impacted include Sydney, Armidale, Batemans Bay, Goulburn, Moree, Nowra, Orange, Tamworth, Wollongong and Yass.
The next heatwave warning will be issued by 3:00pm EDT on Sunday 21 December 2025For extended forecasts and greater detail visit weather zone° -
Temperature for next 7 days
0 Sunday Sunday 35 1 Monday Monday 36 2 Tuesday Tuesday 31 3 Wednesday Wednesday 28 4 Thursday Thursday 32 5 Friday Friday 25 6 Saturday Saturday 25 7 Saturday Saturday 25 -
Rain for next 7 days
0 Sunday Sunday 0 1 Monday Monday 0 2 Tuesday Tuesday 20 3 Wednesday Wednesday 0 4 Thursday Thursday 5 5 Friday Friday 5 6 Saturday Saturday 5 7 Saturday Saturday 5