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

As autumn sets in 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 mostly sunny; sw/se winds.

The highest expected temperature tomorrow is 25, which is one degree higher than today's max.

Warmer conditions are expected on four of the next six days, with the mercury climbing above today's maximum on Thursday, Friday, Saturday and Sunday.

The chance of rain tomorrow is 20 per cent.

Showers are less likely Friday when the Bureau of Meteorology forecasts a slim (5 per cent) chance of rain.

The UV index is predicted to be 5. 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 southwest around 14 km/h in the morning shifting to south around 13 km/h in the afternoon.

Details for the next six days:

Thursday, April 17: Mostly sunny. SW/SE winds Min - 15. Max - 25.

Friday, April 18: Mostly sunny. SW winds tending E'ly Min - 13. Max - 26.

Saturday, April 19: Mostly sunny. NW winds tending NE Min - 12. Max - 30.

Sunday, April 20: Mostly sunny. NW winds tending NE Min - 15. Max - 31.

Monday, April 21: Mostly cloudy. Possible shower. W'ly winds tending SE Min - 15. Max - 24.

Tuesday, April 22: Mostly cloudy. Showers, chance storm. W/S'ly winds Min - 14. Max - 23.

The previous Penrith weather article can be viewed here.