Australian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:54 PM EDT on Monday 22 December 2025
Valid for Monday 22 December 2025 to Tuesday 23 December 2025
Warning for the following areas:
Northern Rivers, Mid North Coast, Hunter, Northern Tablelands, Metropolitan and North West Slopes and Plains
Cancellation for the following areas:
Illawarra, Central Tablelands, Southern Tablelands, Central West Slopes and Plains and South Coast
Safety Advice:
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.
Maximum temperatures are in the mid to high thirties and overnight minimum temperatures in the mid teens to mid twenties. Heatwave conditions are expected to continue to contract to the northeast of the State over the coming days.
Severe heatwave conditions have eased about the southern coastal areas and the central ranges. Maximum temperatures are in the mid to high twenties with overnight minimum temperatures ranging from around ten degrees across the central ranges to the mid teens closer to the coast. Low intensity heatwave conditions may still affect these areas over the coming days. Locations likely to be impacted include Sydney, Armidale, Grafton, Gosford, Hornsby, Lismore, Liverpool, Mona Vale, Richmond and Taree.
The next heatwave warning will be issued by 3:00pm EDT on Tuesday 23 December 2025
Forecast
Byadbo Wilderness (36.8857°S, 148.7151°E, 822m AMSL) Byadbo Wilderness,NSW set as my default location ›
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7 day forecast
Byadbo Wilderness 7 day forecast
Today: Mostly sunny. Winds W/SW 15 to 25 km/h becoming light in the late evening.
Forecast for Byadbo Wilderness (36.8857°S, 148.7151°E, 822m AMSL) Tue Wed Thu Fri Sat Sun Mon Summary 
Minimum 10° 5° 5° 4° 1° 3° 7° Maximum 18° 23° 13° 13° 20° 23° 25° Chance of rain 10% 5% 40% 30% 5% 5% 5% Likely amount < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm < 1mm UV index Extreme Extreme Extreme Extreme Extreme Extreme Extreme Fire Danger Rating Moderate High High Moderate - - - Frost risk Nil Nil Slight Slight High Slight Nil 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm 9am 3pm Wind speed 23
(km/h)22
(km/h)7
(km/h)18
(km/h)21
(km/h)25
(km/h)15
(km/h)18
(km/h)2
(km/h)13
(km/h)3
(km/h)13
(km/h)5
(km/h)15
(km/h)Wind direction WSW SW WNW WSW WSW SW WSW SW WNW S NE SE NNE ESE Relative humidity 64% 41% 56% 33% 61% 47% 70% 50% 54% 33% 60% 33% 54% 31% Dew point 7°C 4°C 8°C 5°C 4°C 2°C 4°C 2°C 5°C 3°C 10°C 6°C 11°C 7°C First light 5:11am 5:12am 5:12am 5:13am 5:14am 5:14am 5:15am Sunrise 5:42am 5:43am 5:43am 5:44am 5:44am 5:45am 5:46am Sunset 8:25pm 8:25pm 8:25pm 8:26pm 8:26pm 8:26pm 8:27pm Last light 8:55pm 8:56pm 8:56pm 8:56pm 8:57pm 8:57pm 8:57pm -
Sunrise and sunset times
Sunrise / Sunset for Byadbo Wilderness (36.8857°S, 148.7151°E, 822m AMSL) First light Sunrise Sunset Last light Moon rise Moon set Moon phase First quarter Full moon Last quarter New moon 5:11am EDT 5:42am EDT 8:25pm EDT 8:55pm EDT 8:09am EDT 10:53pm EDT 
Waxing crescent
First quarter Dec 28 Full moon Jan 03 Last quarter Jan 11 New moon Jan 19 Byadbo Wilderness sun & moon times
TuesdayFirst light5:11am
EDTSunrise5:42am
EDTSunset8:25pm
EDTLast light8:55pm
EDTMoon phase
Next OccurrenceMoon riseTue
8:09am
EDTMoon setTue
10:53pm
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
Mon 2:54pm UTC Severe weather advice NSWMon 2:54pm UTC Severe weather advice NSWAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:54 PM EDT on Monday 22 December 2025
Valid for Monday 22 December 2025 to Tuesday 23 December 2025
Warning for the following areas:
Northern Rivers, Mid North Coast, Hunter, Northern Tablelands, Metropolitan and North West Slopes and Plains
Cancellation for the following areas:
Illawarra, Central Tablelands, Southern Tablelands, Central West Slopes and Plains and South Coast
Safety Advice:
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.
Maximum temperatures are in the mid to high thirties and overnight minimum temperatures in the mid teens to mid twenties. Heatwave conditions are expected to continue to contract to the northeast of the State over the coming days.
Severe heatwave conditions have eased about the southern coastal areas and the central ranges. Maximum temperatures are in the mid to high twenties with overnight minimum temperatures ranging from around ten degrees across the central ranges to the mid teens closer to the coast. Low intensity heatwave conditions may still affect these areas over the coming days. Locations likely to be impacted include Sydney, Armidale, Grafton, Gosford, Hornsby, Lismore, Liverpool, Mona Vale, Richmond and Taree.
The next heatwave warning will be issued by 3:00pm EDT on Tuesday 23 December 2025Mon 2:54pm UTC Severe weather advice NSWAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:54 PM EDT on Monday 22 December 2025
Valid for Monday 22 December 2025 to Tuesday 23 December 2025
Warning for the following areas:
Northern Rivers, Mid North Coast, Hunter, Northern Tablelands, Metropolitan and North West Slopes and Plains
Cancellation for the following areas:
Illawarra, Central Tablelands, Southern Tablelands, Central West Slopes and Plains and South Coast
Safety Advice:
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.
Maximum temperatures are in the mid to high thirties and overnight minimum temperatures in the mid teens to mid twenties. Heatwave conditions are expected to continue to contract to the northeast of the State over the coming days.
Severe heatwave conditions have eased about the southern coastal areas and the central ranges. Maximum temperatures are in the mid to high twenties with overnight minimum temperatures ranging from around ten degrees across the central ranges to the mid teens closer to the coast. Low intensity heatwave conditions may still affect these areas over the coming days. Locations likely to be impacted include Sydney, Armidale, Grafton, Gosford, Hornsby, Lismore, Liverpool, Mona Vale, Richmond and Taree.
The next heatwave warning will be issued by 3:00pm EDT on Tuesday 23 December 2025Mon 2:54pm UTC Severe weather advice NSWAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:54 PM EDT on Monday 22 December 2025
Valid for Monday 22 December 2025 to Tuesday 23 December 2025
Warning for the following areas:
Northern Rivers, Mid North Coast, Hunter, Northern Tablelands, Metropolitan and North West Slopes and Plains
Cancellation for the following areas:
Illawarra, Central Tablelands, Southern Tablelands, Central West Slopes and Plains and South Coast
Safety Advice:
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.
Maximum temperatures are in the mid to high thirties and overnight minimum temperatures in the mid teens to mid twenties. Heatwave conditions are expected to continue to contract to the northeast of the State over the coming days.
Severe heatwave conditions have eased about the southern coastal areas and the central ranges. Maximum temperatures are in the mid to high twenties with overnight minimum temperatures ranging from around ten degrees across the central ranges to the mid teens closer to the coast. Low intensity heatwave conditions may still affect these areas over the coming days. Locations likely to be impacted include Sydney, Armidale, Grafton, Gosford, Hornsby, Lismore, Liverpool, Mona Vale, Richmond and Taree.
The next heatwave warning will be issued by 3:00pm EDT on Tuesday 23 December 2025Mon 2:54pm UTC Severe weather advice NSWAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:54 PM EDT on Monday 22 December 2025
Valid for Monday 22 December 2025 to Tuesday 23 December 2025
Warning for the following areas:
Northern Rivers, Mid North Coast, Hunter, Northern Tablelands, Metropolitan and North West Slopes and Plains
Cancellation for the following areas:
Illawarra, Central Tablelands, Southern Tablelands, Central West Slopes and Plains and South Coast
Safety Advice:
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.
Maximum temperatures are in the mid to high thirties and overnight minimum temperatures in the mid teens to mid twenties. Heatwave conditions are expected to continue to contract to the northeast of the State over the coming days.
Severe heatwave conditions have eased about the southern coastal areas and the central ranges. Maximum temperatures are in the mid to high twenties with overnight minimum temperatures ranging from around ten degrees across the central ranges to the mid teens closer to the coast. Low intensity heatwave conditions may still affect these areas over the coming days. Locations likely to be impacted include Sydney, Armidale, Grafton, Gosford, Hornsby, Lismore, Liverpool, Mona Vale, Richmond and Taree.
The next heatwave warning will be issued by 3:00pm EDT on Tuesday 23 December 2025Mon 2:54pm UTC Severe weather advice NSWAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:54 PM EDT on Monday 22 December 2025
Valid for Monday 22 December 2025 to Tuesday 23 December 2025
Warning for the following areas:
Northern Rivers, Mid North Coast, Hunter, Northern Tablelands, Metropolitan and North West Slopes and Plains
Cancellation for the following areas:
Illawarra, Central Tablelands, Southern Tablelands, Central West Slopes and Plains and South Coast
Safety Advice:
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.
Maximum temperatures are in the mid to high thirties and overnight minimum temperatures in the mid teens to mid twenties. Heatwave conditions are expected to continue to contract to the northeast of the State over the coming days.
Severe heatwave conditions have eased about the southern coastal areas and the central ranges. Maximum temperatures are in the mid to high twenties with overnight minimum temperatures ranging from around ten degrees across the central ranges to the mid teens closer to the coast. Low intensity heatwave conditions may still affect these areas over the coming days. Locations likely to be impacted include Sydney, Armidale, Grafton, Gosford, Hornsby, Lismore, Liverpool, Mona Vale, Richmond and Taree.
The next heatwave warning will be issued by 3:00pm EDT on Tuesday 23 December 2025Mon 2:54pm UTC Severe weather advice NSWAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:54 PM EDT on Monday 22 December 2025
Valid for Monday 22 December 2025 to Tuesday 23 December 2025
Warning for the following areas:
Northern Rivers, Mid North Coast, Hunter, Northern Tablelands, Metropolitan and North West Slopes and Plains
Cancellation for the following areas:
Illawarra, Central Tablelands, Southern Tablelands, Central West Slopes and Plains and South Coast
Safety Advice:
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.
Maximum temperatures are in the mid to high thirties and overnight minimum temperatures in the mid teens to mid twenties. Heatwave conditions are expected to continue to contract to the northeast of the State over the coming days.
Severe heatwave conditions have eased about the southern coastal areas and the central ranges. Maximum temperatures are in the mid to high twenties with overnight minimum temperatures ranging from around ten degrees across the central ranges to the mid teens closer to the coast. Low intensity heatwave conditions may still affect these areas over the coming days. Locations likely to be impacted include Sydney, Armidale, Grafton, Gosford, Hornsby, Lismore, Liverpool, Mona Vale, Richmond and Taree.
The next heatwave warning will be issued by 3:00pm EDT on Tuesday 23 December 2025Mon 2:54pm UTC Severe weather advice NSWAustralian Government Bureau of Meteorology
New South Wales
TOP PRIORITY FOR IMMEDIATE BROADCAST
Heatwave Warning
Issued at 02:54 PM EDT on Monday 22 December 2025
Valid for Monday 22 December 2025 to Tuesday 23 December 2025
Warning for the following areas:
Northern Rivers, Mid North Coast, Hunter, Northern Tablelands, Metropolitan and North West Slopes and Plains
Cancellation for the following areas:
Illawarra, Central Tablelands, Southern Tablelands, Central West Slopes and Plains and South Coast
Safety Advice:
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.
Maximum temperatures are in the mid to high thirties and overnight minimum temperatures in the mid teens to mid twenties. Heatwave conditions are expected to continue to contract to the northeast of the State over the coming days.
Severe heatwave conditions have eased about the southern coastal areas and the central ranges. Maximum temperatures are in the mid to high twenties with overnight minimum temperatures ranging from around ten degrees across the central ranges to the mid teens closer to the coast. Low intensity heatwave conditions may still affect these areas over the coming days. Locations likely to be impacted include Sydney, Armidale, Grafton, Gosford, Hornsby, Lismore, Liverpool, Mona Vale, Richmond and Taree.
The next heatwave warning will be issued by 3:00pm EDT on Tuesday 23 December 2025For extended forecasts and greater detail visit weather zone° -
Temperature for next 7 days
0 Tuesday Tuesday 18 1 Wednesday Wednesday 23 2 Thursday Thursday 13 3 Friday Friday 13 4 Saturday Saturday 20 5 Sunday Sunday 23 6 Monday Monday 25 7 Monday Monday 25 -
Rain for next 7 days
0 Tuesday Tuesday 0 1 Wednesday Wednesday 0 2 Thursday Thursday 0 3 Friday Friday 0 4 Saturday Saturday 0 5 Sunday Sunday 0 6 Monday Monday 0 7 Monday Monday 0
