Forecast

Australian Government Bureau of Meteorology
New South Wales

TOP PRIORITY FOR IMMEDIATE BROADCAST

Detailed Severe Thunderstorm Warning
for Heavy Rainfall

for parts of Greater Newcastle, Gosford/Wyong, Sydney, Blue Mountains/Hawkesbury and Maitland/Cessnock areas.

Issued at 7:05 pm Saturday, 17 January 2026.

Heavy rainfall with thunderstorms about the Sydney and Central Coast.

HEAVY RAINFALL for the following areas:
Blue Mountains/Hawkesbury, Maitland/Cessnock, Greater Newcastle, Gosford/Wyong and Sydney
The Bureau of Meteorology warns that, at 7:00 pm, severe thunderstorms likely to produce heavy rainfall that may lead to flash flooding were detected near Calga, Terrey Hills, Dooralong and Bundeena. They are forecast to affect Hornsby, Berowra and Dural by 7:30 pm and Sutherland, Sydney Airport and Glenorie by 8:00 pm.
133 MM OF RAINFALL WAS RECORDED AT PEARL BEACH IN THE 2 HOURS TO 3:43 PM.
93.5 MM OF RAINFALL WAS RECORDED AT ETTALONG IN THE 1 HOUR TO 2:22 PM.
67 mm was recorded at Cronulla South in the 2 hour to 5:35 pm.
58 mm of rainfall was recorded at East Gosford in the 1 hour to 2:55 pm.
56.6 mm of rainfall was recorded at Gosford in the 1 hour to 2:53 pm.
66 mm of rainfall was recorded at Bensville in the 1 hour to 2:49 pm.
57 mm of rainfall was recorded at Kilcare Heights in the 1 hour to 2:39 pm.
65 mm of rainfall was recorded at Woy Woy in the 1 hour to 2:33 pm.
48.5 mm of rainfall was recorded at Kincumber Mountain in the 30 minutes to 2:30 pm.
71 mm of rainfall was recorded at Koolewong in the 1 hour to 2:26 pm.
62.5 mm of rainfall was recorded at Avalon in the 1 hour to 2:13 pm.

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 parts of the Hunter, Metropolitan and Illawarra districts.
Other warnings may be current.

The next warning is due to be issued by 8:05 pm.
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 Greater Newcastle, Gosford/Wyong, Sydney, Blue Mountains/Hawkesbury and Maitland/Cessnock areas.

Issued at 7:05 pm Saturday, 17 January 2026.

Heavy rainfall with thunderstorms about the Sydney and Central Coast.

HEAVY RAINFALL for the following areas:
Blue Mountains/Hawkesbury, Maitland/Cessnock, Greater Newcastle, Gosford/Wyong and Sydney
The Bureau of Meteorology warns that, at 7:00 pm, severe thunderstorms likely to produce heavy rainfall that may lead to flash flooding were detected near Calga, Terrey Hills, Dooralong and Bundeena. They are forecast to affect Hornsby, Berowra and Dural by 7:30 pm and Sutherland, Sydney Airport and Glenorie by 8:00 pm.
133 MM OF RAINFALL WAS RECORDED AT PEARL BEACH IN THE 2 HOURS TO 3:43 PM.
93.5 MM OF RAINFALL WAS RECORDED AT ETTALONG IN THE 1 HOUR TO 2:22 PM.
67 mm was recorded at Cronulla South in the 2 hour to 5:35 pm.
58 mm of rainfall was recorded at East Gosford in the 1 hour to 2:55 pm.
56.6 mm of rainfall was recorded at Gosford in the 1 hour to 2:53 pm.
66 mm of rainfall was recorded at Bensville in the 1 hour to 2:49 pm.
57 mm of rainfall was recorded at Kilcare Heights in the 1 hour to 2:39 pm.
65 mm of rainfall was recorded at Woy Woy in the 1 hour to 2:33 pm.
48.5 mm of rainfall was recorded at Kincumber Mountain in the 30 minutes to 2:30 pm.
71 mm of rainfall was recorded at Koolewong in the 1 hour to 2:26 pm.
62.5 mm of rainfall was recorded at Avalon in the 1 hour to 2:13 pm.

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 parts of the Hunter, Metropolitan and Illawarra districts.
Other warnings may be current.

The next warning is due to be issued by 8:05 pm.
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, Locally Intense Rainfall

for parts of Hunter, Metropolitan and Illawarra Forecast Districts.

Issued at 6:57 pm Saturday, 17 January 2026.

HEAVY TO LOCALLY INTENSE RAINFALL ABOUT SYDNEY AND CENTRAL COAST

Weather Situation
A trough along central parts of the coast is generating areas of showers and isolated thunderstorms, with some of these delivering heavy to intense rainfall. Thunderstorms are developing across northeast parts of the state, and may also become severe.
HEAVY, LOCALLY INTENSE RAINFALL for the following areas:
Hunter, Metropolitan and Illawarra
VERY DANGEROUS THUNDERSTORMS are likely to produce heavy, locally intense rainfall that may lead to dangerous and life-threatening flash flooding in the warning area over the next several hours. Locations which may be affected include Gosford, Sydney, Wollongong, Wyong, Kiama and Woy Woy.
82.5MM OF RAINFALL WAS RECORDED AT PEARL BEACH IN THE 1 HOUR TO 2:34 PM.
91.5MM OF RAINFALL WAS RECORDED AT ETTALONG IN THE 1 HOUR TO 2:19 PM.
67 mm was recorded at Cronulla South in the 2 hour to 5:35 pm.
57 mm of rainfall was recorded at Kilcare Heights in the 1 hour to 2:34 pm.
65 mm of rainfall was recorded at Bensville in the 1 hour to 2:34 pm.
65 mm of rainfall was recorded at Woy Woy in the 1 hour to 2:33 pm.
71 mm of rainfall was recorded at Koolewong in the 1 hour to 2:26 pm.
62.5mm of rainfall was recorded at Avalon in the 1 hour to 2:13 pm.
49mm of rainfall was recorded at Medlow Bath in the 2 hours to 11:30 am.
48mm of rainfall was recorded at Blackheath in the 60 min to 11 am.
35mm of rainfall was recorded at North Parramatta in the 30 min to 8:27 am.

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).

The next warning is due to be issued by 10:00 pm.
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, Locally Intense Rainfall

for parts of Hunter, Metropolitan and Illawarra Forecast Districts.

Issued at 6:57 pm Saturday, 17 January 2026.

HEAVY TO LOCALLY INTENSE RAINFALL ABOUT SYDNEY AND CENTRAL COAST

Weather Situation
A trough along central parts of the coast is generating areas of showers and isolated thunderstorms, with some of these delivering heavy to intense rainfall. Thunderstorms are developing across northeast parts of the state, and may also become severe.
HEAVY, LOCALLY INTENSE RAINFALL for the following areas:
Hunter, Metropolitan and Illawarra
VERY DANGEROUS THUNDERSTORMS are likely to produce heavy, locally intense rainfall that may lead to dangerous and life-threatening flash flooding in the warning area over the next several hours. Locations which may be affected include Gosford, Sydney, Wollongong, Wyong, Kiama and Woy Woy.
82.5MM OF RAINFALL WAS RECORDED AT PEARL BEACH IN THE 1 HOUR TO 2:34 PM.
91.5MM OF RAINFALL WAS RECORDED AT ETTALONG IN THE 1 HOUR TO 2:19 PM.
67 mm was recorded at Cronulla South in the 2 hour to 5:35 pm.
57 mm of rainfall was recorded at Kilcare Heights in the 1 hour to 2:34 pm.
65 mm of rainfall was recorded at Bensville in the 1 hour to 2:34 pm.
65 mm of rainfall was recorded at Woy Woy in the 1 hour to 2:33 pm.
71 mm of rainfall was recorded at Koolewong in the 1 hour to 2:26 pm.
62.5mm of rainfall was recorded at Avalon in the 1 hour to 2:13 pm.
49mm of rainfall was recorded at Medlow Bath in the 2 hours to 11:30 am.
48mm of rainfall was recorded at Blackheath in the 60 min to 11 am.
35mm of rainfall was recorded at North Parramatta in the 30 min to 8:27 am.

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).

The next warning is due to be issued by 10:00 pm.
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

Hazardous Surf Warning for New South Wales

Issued at 04:42 PM EDT on Saturday 17 January 2026

Weather Situation
Surf and swell conditions are expected to be hazardous for coastal activities such as rock fishing, boating, and swimming in the following areas.
Hazardous Surf Warning for the following areas:
Hunter Coast and Sydney Coast
Cancellation for the following areas:
Illawarra Coast and Batemans Coast
Cancellation for the following areas:
Eden Coast

Warnings for Sunday 18 January

Hazardous Surf Warning for the following areas:
Hunter Coast and Sydney Coast

NSW Police Force, Marine Area Command advise that:
People should consider staying out of the water and avoid walking near surf-exposed areas.
Rock fishers should avoid coastal rock platforms exposed to the ocean and seek a safe location that is sheltered from the surf.
Boaters planning to cross shallow water and ocean bars should consider changing or delaying their voyage.
Boaters already on the water should carry the appropriate safety equipment and wear a lifejacket.
Boaters should remember to log on with their local Marine Rescue radio base, via VHF Radio or the Marine Rescue APP, and consider their safety management plan.

The next warning will be issued by 5:00 am EDT Sunday.
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Check the Coastal Waters Forecast for information
on wind, wave and weather conditions for
these areas at http://www.bom.gov.au/nsw/ or on marine
radio.
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Australian Government Bureau of Meteorology
New South Wales

Marine Wind Warning Summary for New South Wales

Issued at 04:05 PM EDT on Saturday 17 January 2026
for the period until midnight EDT Sunday 18 January 2026

Wind Warnings for Saturday 17 January
Strong Wind Warning for the following areas:
Sydney Enclosed Waters, Hunter Coast, Sydney Coast, Illawarra Coast and Batemans Coast

Wind Warnings for Sunday 18 January
Strong Wind Warning for the following areas:
Sydney Enclosed Waters, Coffs Coast, Macquarie Coast, Hunter Coast, Sydney Coast, Illawarra Coast and Batemans Coast
Cancellation for the following areas:
Byron Coast

The next marine wind warning summary will be issued by 10:00 pm EDT Saturday.
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Check the latest Coastal Waters Forecast or Local
Waters Forecast at http://www.bom.gov.au/nsw/forecasts/map.shtml for information on wind,
wave and weather conditions for these coastal zones.
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