Tristan Meyers, a meteorologist with Weatherzone, says there is a lot of high cloud crossing the south of the country at the moment.  This, combined with all the smoke in the air due to a number of hazard reduction burns, provide the perfect atmospheric conditions.

Related: Expect to see smoke on Sunday...click here

"With the smoke there are more particles in the atmosphere so when the sun sets the light scatters in different ways."