NSW Heatwave Warning
IDN21013
Cancelled Heatwave Warning for New South Wales
Issued at 01:40pm EDT on Tuesday 21 October 2025
Posted Wednesday 22 October,2025
Weather Situation
Maximum temperatures in the high twenties to mid thirties, peaking in the low to high thirties on Wednesday, and overnight minimum temperatures in the low to high teens over northeastern parts of New South Wales. Severe heatwave conditions have eased, temperatures are expected to peak tomorrow with low-intensity heatwave conditions continuing through Thursday.
For the rest of Tuesday 21 October 2025
Cancelled Heatwave Warning for: Mid North Coast and Northern Tablelands Districts
Heatwave Situation for 3 days starting Sunday 19th October 2025
IDN21013
Heatwave Situation for 3 days starting Monday 20th October 2025
Heatwave Situation for 3 days starting Tuesday 21st October 2025
Heatwave Situation for 3 days starting Wednesday 22nd October 2025
Safety Advice
- Hot weather can still occur even when a heatwave has ended.
- It may take some days to recover from a heatwave.
- You should continue to take care of yourself and others, including animals.
For further safety information before, during and after heatwaves, visit NSW Department of Health web page.
Weather Situation
Maximum temperatures in the high twenties to mid thirties, peaking in the low to high thirties on Wednesday, and overnight minimum temperatures in the low to high teens over northeastern parts of New South Wales. Severe heatwave conditions have eased, temperatures are expected to peak tomorrow with low-intensity heatwave conditions continuing through Thursday.
No further warnings will be issued for this event, but the situation will continue to be monitored and further warnings issued if necessary.