Source: Bureau of Meteorology

For people in parts of Southern Tablelands, Snowy Mountains and Australian Capital Territory Forecast Districts.

Issued at 10:20 am Tuesday, 13 July 2021.

BLUSTERY WESTERLY WINDS BUILDING FROM WEDNESDAY.

Weather Situation: A complex low pressure system over the Southern Ocean will move slowly east this week. A series of associated troughs will bring surges of westerly winds across the state, initially on Wednesday with a second expected later in the week.

DAMAGING WINDS, averaging 60 to 70 km/h with peak gusts in excess of 90 km/h are possible from late Wednesday morning about peaks of the Alpine district and ACT, extending to areas of the Southern Tablelands during the afternoon.

For areas above 1900 metres:

DAMAGING WINDS, averaging 70 to 80 km/h with peak gusts in excess of 125 km/h are possible from early Wednesday morning.

BLIZZARDS are possible throughout Wednesday about the Alpine district.

The NSW National Parks and Wildlife Service recommends that back country travel be postponed until conditions improve.

Winds are expected to ease late on Wednesday evening or early Thursday morning.

Locations which may be affected include Thredbo, Perisher Valley, Charlotte Pass, Captains Flat, Jindabyne, Mount Ginini and Cabramurra.

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.