A total fire ban is in place across New South Wales today, with strong winds, low humidity and temperatures in some parts expected to hit 40 degrees Celsius.
The BoM says a heatwave is on the way caused by cold front near Victoria approaching New South Wales from the southwest.
It is expected to cross southern parts of the state later today (Tuesday February 12), preceded by hot, dry and windy conditions in many areas.
There is near zero chance of rain in the region, with the possible exceptions of some showers near the Queensland border.
Lismore can expect a top temperature of 37 today and 40 tomorrow, with Byron Bay anticipating slightly cooler weather – 33 today and 34 tomorrow.