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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Southern Pulse Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Sydney residents should prepare for a severe thunderstorm warning today, with the Bureau of Meteorology forecasting damaging winds, heavy rain, and possible flash flooding across the city and its surrounds. The warning is driven by a slow-moving trough interacting with humid air from the Tasman Sea.
What is the current Sydney weather warning?
The Bureau of Meteorology has issued a severe thunderstorm warning for Sydney and the Illawarra region, effective from this afternoon through to late evening. The warning covers the city centre, Parramatta, Penrith, and the Northern Beaches, with storms expected to bring wind gusts up to 100 km/h and rainfall totals of 30–50 millimetres in a short period. Residents in low-lying areas near the Parramatta River and Cooks River should monitor local conditions and avoid driving through floodwaters.
What should I do for the Sydney weather warning today and tomorrow?
For today, secure loose outdoor items, park vehicles under cover, and stay indoors during the storm peak. The severe weather warning for NSW suggests the trough will weaken overnight, but a sydney weather warning tomorrow may be issued for lingering showers and possible coastal erosion. Check the BOM weather Sydney 7 days forecast for updates on clearing conditions by Thursday.
Is the Sydney weather warning today for rain only?
No, the warning also covers damaging winds and potential hail. The Bureau of Meteorology has flagged a risk of large hailstones in western suburbs like Penrith and Campbelltown, so seek shelter if storms approach.
How long will the severe thunderstorm warning NSW today last?
The warning is active until 11:00 PM AEDT tonight, but isolated storms may persist into the early hours. The weather radar shows the main band moving eastward, so conditions should ease by midnight.
Where can I find the weather in Sydney 10 days forecast?
For a detailed outlook, visit the Australia weather hub on Southern Pulse. The 10-day forecast shows a return to sunny skies from Friday, with temperatures around 24°C.