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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Australia Voice Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
The Bureau of Meteorology issues weather warnings for Sydney when severe thunderstorms, heavy rain, damaging winds or hazardous surf are expected. Always check the latest weather warning before planning travel or outdoor activities.
What types of weather warnings affect Sydney?
Sydney’s most common warnings are for severe thunderstorms, often bringing large hail, damaging winds and flash flooding. The Bureau also issues warnings for east coast lows, heatwaves, fire danger and strong surf. Each warning specifies the area, expected timing and recommended actions.
How to stay informed about Sydney weather warnings
The Bureau of Meteorology updates warnings as conditions change. You can also use weather radar to track storms in real time. For the forecast period, check the Australia weather hub for local details and the seven-day outlook.
What does a severe thunderstorm warning mean in Sydney?
A severe thunderstorm warning means a storm is happening or likely soon that may produce large hail, damaging winds over 90 km/h, heavy rain causing flash flooding, or tornadoes. Take shelter immediately and avoid driving through floodwater.
Where can I find the latest weather warning for Sydney today?
The Bureau of Meteorology website shows current warnings for Sydney and NSW. Check the Weather Warnings page or the BOM app. For the seven-day outlook, see bom weather sydney 7 days on Australia Voice.
Are weather warning Sydney tomorrow forecasts reliable?
BOM issues outlooks up to seven days, but warnings are only issued when a hazard is imminent or expected within 24 hours. For tomorrow’s risk, check the severe weather warning page before making plans.