A low pressure system and associated front are crossing New South Wales, Victoria and Tasmania today bringing strong winds, rain, thunderstorms and high temperatures.

The system crossed South Australia yesterday and overnight last night, with many areas receiving decent falls to 9am this morning. Parawa received 25.6mm, its heaviest rain since June. The system continued to bring showers to coastal and eastern areas of SA today with 4.4mm of rain falling in Cape Jaffa since 9am this morning. 

Warm-to-hot northerly winds are ahead of this system and cool-to-cold west-southwest winds are following in the wake. Parts of northern NSW should reach the low thirties today and tomorrow.

The vast majority of NSW, VIC and TAS experienced relatively very warm overnight temperatures. 

Condobolin airport and Forbes airport were 15 degrees higher than the September average minimum, at 21.1 and 19.7 degrees respectively overnight. This was the hottest night since March and hottest September night since at least 2007 for Condobolin airport.

Rutherglen research station in VIC reached 18.7 degrees overnight, its warmest night since April and warmest September night since at least 1993.

Mt Buller recorded a 119km/h gust early this morning, while Thredbo Top Station recorded wind gusts of up to 78 km/h today. Strong winds will persist across Alpine areas, with potential to reach up to 110 km/h later today. 

Thunderstorms have been sparking up across southeastern NSW today and should continue in isolated areas this afternoon.

The system will move offshore of NSW late tomorrow allowing conditions to settle.

There are currently several Severe Weather Warnings issued for TAS, VIC and NSW.