Forecast

Australian Government Bureau of Meteorology
New South Wales

TOP PRIORITY FOR IMMEDIATE BROADCAST

Severe Thunderstorm Warning
for Heavy Rainfall, Damaging Winds And Large Hailstones

for Metropolitan and parts of Illawarra, Central Tablelands, North West Slopes and Plains and Northern Tablelands Forecast Districts.

Issued at 4:13 am Sunday, 18 January 2026.

Heavy rainfall about parts of Sydney. Isolated severe thunderstorms about the Northwest Slopes and Plains.

Weather Situation
A fresh southeasterly flow to the south of a trough about the NSW coast is generating areas of showers and isolated thunderstorms, with some of these delivering heavy rainfall. Isolated severe storms have developed about a trough in the Northern Tablelands and Northern Rivers.
HEAVY RAINFALL, DAMAGING WINDS and LARGE HAILSTONES for the following areas:
Metropolitan, Illawarra, Central Tablelands, North West Slopes and Plains and Northern Tablelands
Severe thunderstorms are likely to produce heavy rainfall that may lead to flash flooding over the next several hours in the Metropolitan and parts of the Illawarra and Central Tablelands districts. Locations which may be affected include Sydney, Katoomba, Penrith, Parramatta, Campbelltown and Springwood.
Severe thunderstorms are likely to produce damaging winds, large hailstones and heavy rainfall that may lead to flash flooding over the next several hours in parts of the North West Slopes and Plains and Northern Tablelands districts. Locations which may be affected include Gunnedah, Warialda, Mullaley and Bingara.
Severe thunderstorms are no longer occurring in the Northern Rivers district and the warning for this district is CANCELLED.
Cancellation for the following areas:
Northern Rivers

The State Emergency Service advises that people should:
* Park your car under secure cover and away from trees, powerlines and drains.
* Secure or put away loose items around your house, yard and balcony.
* Keep at least 8 metres away from fallen power lines or objects that may be energised, such as fences.
* Report fallen power lines to either Ausgrid (131 388), Endeavour Energy (131 003), Essential Energy (132 080) or Evoenergy (131 093) as shown on your power bill.
* Keep clear of creeks and storm drains.
* Don't walk, ride your bike or drive through flood water.
* If you are trapped by flash flooding, seek refuge in the highest available place and ring 000 if you need rescue.
* Stay indoors away from windows, and keep children and pets indoors as well.
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 warning is due to be issued by 7:15 am.
Check https://www.bom.gov.au/weather-and-climate/warnings-and-alerts. Warnings are also available through TV and Radio broadcasts or call 1300 659 210. The Bureau and State Emergency Service would appreciate warnings being broadcast regularly.

Australian Government Bureau of Meteorology
New South Wales

TOP PRIORITY FOR IMMEDIATE BROADCAST

Severe Thunderstorm Warning
for Heavy Rainfall, Damaging Winds And Large Hailstones

for Metropolitan and parts of Illawarra, Central Tablelands, North West Slopes and Plains and Northern Tablelands Forecast Districts.

Issued at 4:13 am Sunday, 18 January 2026.

Heavy rainfall about parts of Sydney. Isolated severe thunderstorms about the Northwest Slopes and Plains.

Weather Situation
A fresh southeasterly flow to the south of a trough about the NSW coast is generating areas of showers and isolated thunderstorms, with some of these delivering heavy rainfall. Isolated severe storms have developed about a trough in the Northern Tablelands and Northern Rivers.
HEAVY RAINFALL, DAMAGING WINDS and LARGE HAILSTONES for the following areas:
Metropolitan, Illawarra, Central Tablelands, North West Slopes and Plains and Northern Tablelands
Severe thunderstorms are likely to produce heavy rainfall that may lead to flash flooding over the next several hours in the Metropolitan and parts of the Illawarra and Central Tablelands districts. Locations which may be affected include Sydney, Katoomba, Penrith, Parramatta, Campbelltown and Springwood.
Severe thunderstorms are likely to produce damaging winds, large hailstones and heavy rainfall that may lead to flash flooding over the next several hours in parts of the North West Slopes and Plains and Northern Tablelands districts. Locations which may be affected include Gunnedah, Warialda, Mullaley and Bingara.
Severe thunderstorms are no longer occurring in the Northern Rivers district and the warning for this district is CANCELLED.
Cancellation for the following areas:
Northern Rivers

The State Emergency Service advises that people should:
* Park your car under secure cover and away from trees, powerlines and drains.
* Secure or put away loose items around your house, yard and balcony.
* Keep at least 8 metres away from fallen power lines or objects that may be energised, such as fences.
* Report fallen power lines to either Ausgrid (131 388), Endeavour Energy (131 003), Essential Energy (132 080) or Evoenergy (131 093) as shown on your power bill.
* Keep clear of creeks and storm drains.
* Don't walk, ride your bike or drive through flood water.
* If you are trapped by flash flooding, seek refuge in the highest available place and ring 000 if you need rescue.
* Stay indoors away from windows, and keep children and pets indoors as well.
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 warning is due to be issued by 7:15 am.
Check https://www.bom.gov.au/weather-and-climate/warnings-and-alerts. Warnings are also available through TV and Radio broadcasts or call 1300 659 210. The Bureau and State Emergency Service would appreciate warnings being broadcast regularly.

Australian Government Bureau of Meteorology
New South Wales

TOP PRIORITY FOR IMMEDIATE BROADCAST

Detailed Severe Thunderstorm Warning
for Heavy Rainfall

for parts of Blue Mountains/Hawkesbury, Sydney and Wollondilly/Wingecarribee areas.

Issued at 4:04 am Sunday, 18 January 2026.

Heavy rainfall has redeveloped about parts of Sydney and the Blue Mountains

HEAVY RAINFALL for the following areas:
Blue Mountains/Hawkesbury, Sydney and Wollondilly/Wingecarribee
The Bureau of Meteorology warns that, at 2:10 am, a severe thunderstorm likely to produce heavy rainfall that may lead to flash flooding was detected near Liverpool and Horsley Park. This thunderstorm is slow moving. It is forecast to affect Sutherland, Bankstown and Blaxland, Springwood, Fairfield and Hazelbrook.

The State Emergency Service advises that people should:
* Keep clear of creeks and storm drains.
* Don't walk, ride your bike or drive through flood water.
* If you are trapped by flash flooding, seek refuge in the highest available place and ring 000 if you need rescue.
* Stay indoors away from windows, and keep children and pets indoors as well.
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).
A more general severe thunderstorm warning is also current for the Metropolitan and parts of the Northern Rivers, Illawarra, Central Tablelands and Northern Tablelands districts.
Other warnings may be current.

The next warning is due to be issued by 5:05 am.
Check https://www.bom.gov.au/weather-and-climate/warnings-and-alerts. Warnings are also available through TV and Radio broadcasts or call 1300 659 210. The Bureau and State Emergency Service would appreciate warnings being broadcast regularly.

Australian Government Bureau of Meteorology
New South Wales

TOP PRIORITY FOR IMMEDIATE BROADCAST

Detailed Severe Thunderstorm Warning
for Heavy Rainfall

for parts of Blue Mountains/Hawkesbury, Sydney and Wollondilly/Wingecarribee areas.

Issued at 4:04 am Sunday, 18 January 2026.

Heavy rainfall has redeveloped about parts of Sydney and the Blue Mountains

HEAVY RAINFALL for the following areas:
Blue Mountains/Hawkesbury, Sydney and Wollondilly/Wingecarribee
The Bureau of Meteorology warns that, at 2:10 am, a severe thunderstorm likely to produce heavy rainfall that may lead to flash flooding was detected near Liverpool and Horsley Park. This thunderstorm is slow moving. It is forecast to affect Sutherland, Bankstown and Blaxland, Springwood, Fairfield and Hazelbrook.

The State Emergency Service advises that people should:
* Keep clear of creeks and storm drains.
* Don't walk, ride your bike or drive through flood water.
* If you are trapped by flash flooding, seek refuge in the highest available place and ring 000 if you need rescue.
* Stay indoors away from windows, and keep children and pets indoors as well.
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).
A more general severe thunderstorm warning is also current for the Metropolitan and parts of the Northern Rivers, Illawarra, Central Tablelands and Northern Tablelands districts.
Other warnings may be current.

The next warning is due to be issued by 5:05 am.
Check https://www.bom.gov.au/weather-and-climate/warnings-and-alerts. Warnings are also available through TV and Radio broadcasts or call 1300 659 210. The Bureau and State Emergency Service would appreciate warnings being broadcast regularly.