Here's what you can expect with tomorrow's Blacktown weather

As autumn moves towards winter what can locals expect tomorrow? We have the latest word from the Weather Bureau.

Weather forecasts are updated on the hour, sourced from WeatherZone.

Tomorrow's forecast is morning fog patches; mostly sunny afternoon; w'ly winds tending s'ly.

The highest expected temperature tomorrow is 22, which is one degree higher than today's max.

Today's maximum will be topped on Saturday, but cooler conditions are expected on five of the next six days.

The chance of rain tomorrow is 70 per cent.

Showers are more likely on Sunday when the Bureau of Meteorology forecasts a high (80 per cent) chance of rain.

The UV index is predicted to be 3. There is a moderate risk of harm from sun exposure. Experts suggest covering up, using sunscreen outside and avoiding the sun around noon.

Winds will be west-southwest around 6 km/h in the morning shifting to south around 10 km/h in the afternoon.

Details for the next six days:

Saturday, May 17: Morning fog patches. Mostly sunny afternoon. W'ly winds tending S'ly Min - 12. Max - 22.

Sunday, May 18: Mostly cloudy. Late shower. SW winds Min - 11. Max - 17.

Monday, May 19: Mostly cloudy. Possible shower. S'ly winds Min - 11. Max - 18.

Tuesday, May 20: Mostly cloudy. Late shower. SW winds Min - 13. Max - 19.

Wednesday, May 21: Mostly cloudy. Possible shower. SW winds Min - 13. Max - 20.

Thursday, May 22: Mostly cloudy. Rain periods. SW winds Min - 12. Max - 19.

The previous Blacktown weather article can be viewed here.