Get the weather:
http://www.bom.gov.au

http://www.snowatch.com.au

http://www.thredbo.com.au/ resort cameras

Get a bed:

--- Eco Lodges

http://www.alpinehabitats.com.au

http://www.bimblegumbie.com.au/

http://www.penderlea.com.au/index.asp

http://www.kasees.com.au/

http://www.ecolodgesaustralia.com.au/8dcc5ac5-7e9f-4e6c-a8f1-a16f80aee215.html

--- Other

http://www.vacantmoments.com

Thredbo Youth Hostel

http://www.thedenman.com.au

http://www.altitude1260.com.au

Moonbahhut.com

Guthega Alpine Hotel

Andrea's White House

http://www.visitsnowymountains.com.au

http://www.visitcanberra.com.au

Recommended by HotelsCombined.com

Get more info on the Snowy Mountains area:
Tourism Snowy Mountains

Get some sun protection:
http://sunzapper.com

Get some gear:
http://www.larryadler.com

Get some hard wear -
cross country & skate skis / back country skis & skins:
http://www.mountainadventurecentre.com.au/shop

http://www.multipoweredproducts.com.au

Get a photographer:
http://www.mikeedmondson.com.au

Get a road conditions update:
http://www.rta.nsw.gov.au/trafficreports

Get an independent fix on the mountain:
http://www.ciau.com.au/snow/rrr.asp

Get some discounted quality hiking gear:
http://www.lastrun.com.au