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
Local Weather
Merimbula (36.8878°S, 149.9106°E, 0m AMSL) Merimbula,NSW set as my default location ›
-
Current Conditions
Currently at Merimbula 24.6°- Dew point
- 17.6°
- Relative humidity
- 65%
- feels like
- 24.0°
- Wind
- NE 17km/h
- Rainfall since 9am
- 0.0mm
-
Radar
-
7 day forecast
Merimbula 7 day forecast
Today: Mostly clear. Winds E/NE 15 to 25 km/h becoming light in the late evening.
Forecast for Merimbula (36.8878°S, 149.9106°E, 0m AMSL) Wed Thu Fri Sat Sun Mon Tue Summary 
Minimum 13° 16° 17° 18° 17° 15° 14° Maximum 26° 35° 27° 28° 27° 26° 22° Chance of rain 5% 10% 60% 60% 80% 70% 50% Likely amount < 1mm < 1mm 1-5mm < 1mm 5-10mm < 1mm < 1mm UV index Extreme Extreme Extreme Extreme Extreme Extreme Extreme Fire Danger Rating Moderate High 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 13
(km/h)22
(km/h)7
(km/h)11
(km/h)8
(km/h)11
(km/h)11
(km/h)11
(km/h)5
(km/h)10
(km/h)11
(km/h)15
(km/h)7
(km/h)15
(km/h)Wind direction NNE ENE NNE NE E ESE NE E ESE ENE SW SSE SE SSE Relative humidity 63% 64% 68% 48% 62% 69% 75% 70% 78% 80% 60% 48% 73% 66% Dew point 14°C 17°C 19°C 21°C 16°C 18°C 20°C 21°C 19°C 21°C 14°C 13°C 14°C 15°C First light 5:05am 5:05am 5:06am 5:06am 5:06am 5:07am 5:07am Sunrise 5:36am 5:36am 5:36am 5:37am 5:37am 5:38am 5:38am Sunset 8:17pm 8:17pm 8:18pm 8:19pm 8:19pm 8:20pm 8:20pm Last light 8:48pm 8:48pm 8:49pm 8:49pm 8:50pm 8:50pm 8:51pm -
Sunrise and sunset times
Sunrise / Sunset for Merimbula (36.8878°S, 149.9106°E, 0m AMSL) First light Sunrise Sunset Last light Moon rise Moon set Moon phase New moon First quarter 5:05am EDT 5:36am EDT 8:17pm EDT 8:48pm EDT 3:06am EDT 5:58pm EDT 
Waning crescent
New moon Dec 20 First quarter Dec 28 Merimbula sun & moon times
WednesdayFirst light5:05am
EDTSunrise5:36am
EDTSunset8:17pm
EDTLast light8:48pm
EDTMoon phase
Next OccurrenceMoon riseWed
3:06am
EDTMoon setWed
5:58pm
EDTNew moonNew moon Sat
Dec 20
First quarterFirst quarter Sun
Dec 28
-
Warnings
Weather Warnings
Wed 2:47pm UTC Severe weather advice NSWWed 2:47pm UTC Severe weather advice NSWAustralian 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 NSWAustralian 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 NSWAustralian 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 NSWAustralian 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 NSWAustralian 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 NSWAustralian 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 NSWAustralian 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 in 7 days
0 Wednesday Wednesday 26 1 Thursday Thursday 35 2 Friday Friday 27 3 Saturday Saturday 28 4 Sunday Sunday 27 5 Monday Monday 26 6 Tuesday Tuesday 22 7 Tuesday Tuesday 22 -
Rain in 7 days
0 Wednesday Wednesday 0 1 Thursday Thursday 0 2 Friday Friday 5 3 Saturday Saturday 0 4 Sunday Sunday 10 5 Monday Monday 0 6 Tuesday Tuesday 0 7 Tuesday Tuesday 0 -
Past 24 Hours
1765904400 Tuesday 17:00 5 19.2 10.7 0.0 58 1765908000 Tuesday 18:00 6 18.5 11.8 0.0 65 1765911600 Tuesday 19:00 7 17.1 11.4 0.0 69 1765915200 Tuesday 20:00 8 16.6 11.5 0.0 72 1765918800 Tuesday 21:00 9 16.5 11.6 0.0 73 1765922400 Tuesday 22:00 10 16.6 11.7 0.0 73 1765926000 Tuesday 23:00 11 16.3 11.7 0.0 74 1765929600 Wednesday 00:00 12 15.6 11.6 0.0 77 1765933200 Wednesday 01:00 1 15.6 11.6 0.0 77 1765936800 Wednesday 02:00 2 14.2 11.7 0.0 85 1765940400 Wednesday 03:00 3 13.3 12.0 0.0 92 1765944000 Wednesday 04:00 4 12.3 11.0 0.0 92 1765947600 Wednesday 05:00 5 11.5 10.4 0.0 93 1765951200 Wednesday 06:00 6 11.3 10.5 0.0 95 1765954800 Wednesday 07:00 7 14.1 13.0 0.0 93 1765958400 Wednesday 08:00 8 18.4 13.1 0.0 71 1765962000 Wednesday 09:00 9 21.3 14.0 0.0 63 1765965600 Wednesday 10:00 10 21.8 14.9 0.0 65 1765969200 Wednesday 11:00 11 22.3 15.9 0.0 67 1765972800 Wednesday 12:00 12 23.5 16.1 0.0 63 1765976400 Wednesday 13:00 1 23.9 16.4 0.0 63 1765980000 Wednesday 14:00 2 24.0 16.3 0.0 62 1765983600 Wednesday 15:00 3 24.2 17.0 0.0 64 1765987200 Wednesday 16:00 4 24.4 17.4 0.0 65 -
Averages
Mean rainfall and temperature