Source: Bureau of Meteorology

For people in parts of South West Slopes, Snowy Mountains and Australian Capital Territory Forecast Districts.

Issued at 11:00 am Saturday, 18 December 2021.

VIGOROUS NORTHWESTERLY WINDS ABOUT THE SOUTHERN RANGES

Weather Situation: Strong northwesterly winds over the southern ranges ahead of a cold front moving across the southeast on Sunday.

DAMAGING WINDS, averaging 60 to 70 km/h with peak gusts in excess of 90 km/h are likely for parts of the Snowy Mountains above 1500m developing during Sunday morning.

DAMAGING WINDS, averaging 80 to 90 km/h with peak gusts in excess of 125 km/h are likely for Alpine areas above 1900m developing during Sunday morning.

Locations which may be affected include Perisher Valley, Charlotte Pass and Thredbo.

Highest wind gust recorded to 4.30am:

107km/h at Thredbo at 4:13am

The State Emergency Service advises that people should:
* Move vehicles under cover or away from trees.
* Secure or put away loose items around your house, yard and balcony.
* Keep at least 8 metres away from fallen power lines or objects that may be energised, such as fences.
* Trees that have been damaged by fire are likely to be more unstable and more likely to fall.
* Report fallen power lines to either Ausgrid (131 388), Endeavour Energy (131 003), Essential Energy (132 080) or Evoenergy (131 093) as shown on your power bill.
* Stay vigilant and monitor conditions. Note that the landscape may have changed following bushfires.
* For emergency help in floods and storms, ring your local SES Unit on 132 500.