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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Oz Briefly Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Plan for heatwave and fire danger across much of southern Australia on New Year’s Eve, with temperatures likely exceeding 40°C in several capitals, while northern regions face cyclone and storm risks.
What extreme weather is forecast for New Year’s?
A strong heatwave is building across South Australia, Victoria, and southern New South Wales, with Adelaide forecast to hit 43°C and Melbourne 41°C on 31 December. The Bureau of Meteorology has issued Severe Weather Warning for extreme heat and elevated fire danger in these zones, including a total fire ban for much of South Australia. In northern Australia, the monsoon trough is active, bringing heavy rain and thunderstorm potential to Queensland’s coast and the Top End; Weather North Queensland Cyclone monitoring is ongoing for a possible tropical low forming near the Coral Sea.
How should I prepare for New Year’s weather?
Check Weather 10 Days before travelling: heatwave conditions mean stay hydrated, avoid outdoor activity during peak heat (2–5pm), and monitor Weather Warning for fire updates. If you’re heading to the coast, especially in Queensland or northern NSW, be aware of potential storm surges and lightning from the monsoon trough. For Sydney and Melbourne, the evening will remain warm (30–35°C) but fire danger may persist if winds pick up.
Will there be a cyclone on New Year’s Day?
Unlikely to make landfall by 1 January, but a tropical low in the Coral Sea may develop. The Bureau of Meteorology rates formation chance as moderate (30–40%) for the next 48 hours.
Is New Year’s Eve fire risk high?
Yes, for Adelaide, Melbourne, and parts of western Sydney. The Nsw Weather Warnings page shows total fire bans in effect for southern NSW districts.
What’s the best time to watch fireworks?
In heatwave capitals, aim for 9pm onward when temperatures drop to around 30°C. Check local Weather Warning Brisbane for storm updates if in the north.