Damaging winds of up to 90 km/h are expected in the South Coast from mid Saturday morning.
The gusty conditions are expected to peak overnight and into Sunday morning.
Damaging winds of up to 60 to 70 km/h with possible gusts of 100 km/h are expected in parts of the Illawarra, Southern Highlands and Southern Tablelands.
Locations which may be affected include Nowra, Bowral, and Goulburn.
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Meanwhile snowfall coinciding with strong winds brings the risk of blizzards for parts of the Snow Mountains as snow season officially kicks off on the long weekend.
The NSW National Parks and Wildlife Service recommends that back country travel be postponed until conditions improve.
Saturated soils bring an increased risk of gusty winds toppling trees and powerlines, particularly along elevated terrain.
The State Emergency Service advises that people should:
If you require emergency assistance during floods and storms, call 132 500.
In a life threatening emergency, dial 000
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