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Severe Weather Warning Nsw

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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Reef Brief Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.

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Check the Bureau of Meteorology warning immediately if you are in or near an affected area. Severe weather warnings for NSW are issued when damaging winds, heavy rain, large hail or dangerous seas are expected within hours.

What does a severe weather warning mean for NSW?

The Bureau of Meteorology issues these warnings for thunderstorms, east coast lows or other systems that produce hazardous conditions. A typical warning covers damaging wind gusts exceeding 90 km/h, flash flooding from intense rainfall, and large hail. Treat it as an instruction to move to shelter and avoid travel until the system passes.

Where is the warning in effect today?

Current warnings often apply to parts of the coast, the ranges and the Hunter region. The live ranking above shows the latest affected zones. For a detailed picture check the severe weather warning nsw today map on our weather radar page. Storms NSW today can shift quickly, so refresh your view every hour.

Issued byBureau of Meteorology (BOM)
Main hazardsDamaging winds, heavy rain, large hail, flash flooding
Typical duration3–6 hours, extended for east coast lows
Action requiredSeek shelter, avoid driving through floodwater
How long does a severe weather warning last?

Most warnings are valid for 3 to 6 hours. During a prolonged east coast low or super storm, a warning can span 12 hours or more. Always check the expiry time on the BOM page.

What is the difference between a severe weather warning and a storm warning?

A severe weather warning covers broader hazards like damaging winds and heavy rain from any system. A storm warning is a subset, specifically for thunderstorms capable of producing tornadoes or large hail. A tornado warning NSW today would be issued as part of a severe thunderstorm warning.

Should I stay indoors during a severe weather warning?

Yes. Stay inside, away from windows, and avoid roads. If you live in a flood-prone area, move to higher ground. Never drive through floodwater – it is the leading cause of death in severe weather.

For the latest updates on the severe weather warning NSW today, visit our weather warning page. If you are in Sydney, check the Sydney weather warning for localised alerts. For broader conditions, see the severe weather warning hub.